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3P382 TRANSMISSION CASE ASSEMBLY--Part 1 of 2 Serial No. 66K1 to 66K226 inclusive. Provides Field Replacement for 7S6889 Case Assembly shown on Page 90C and 90D 666B


POWER TRAIN
TRANSMISSION GP

WHEEL TRACTOR 666B WHEEL TRACTOR 66K
 666B TRACTOR 66K00001-UP (MACHINE) POWERED BY D346 ENGINE UEG0108S 666B 66K   (1969)

POWER TRAIN

TRANSMISSION GP
CASE & COVERS GP-TMSN
3P-0272 CASE & COVERS GP-TMSN
CASE & COVERS GP-TMSN
3P-0272 CASE & COVERS GP-TMSN
TRANSMISSION CASE ASSEMBLY
3P-0382 TRANSMISSION CASE ASSEMBLY
3P-0382 TRANSMISSION CASE ASSEMBLY
PLANETARY GP
7S-8484 PLANETARY GP
7S-8484 PLANETARY GP
 

#UEG0108S0260
 

3P-0382: TRANSMISSION CASE ASSEMBLY

3P382 TRANSMISSION CASE ASSEMBLY--Part 1 of 2
Serial No. 66K1 to 66K226 inclusive. Provides Field
Replacement for 7S6889 Case Assembly shown on Page 90C and 90D
c151072 UEG0108S
3P0382 TRANSMISSION CASE ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 666B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3P-0271 [1] CASE ASSEM.  
    (Includes)
2. 3F-0957 [1] DOWEL  
3. 0S-0509 [1] BOLT  
  2S-6160 [1] WASHER  
  4K-2542 [1] BOSS  
4. 8S-6362 [1] TUBE ASSEM.  
5. 8S-6357 [1] TUBE  
6. 8S-6358 [1] TUBE  
7. 8M-1871 [3] STUD 2.40 in. (6.10 cm) long  
  2P-1974 [1] STUD 4.20 in. (10.67 cm) long  
8. 3D-0490 [4] STUD  
9. [1] LUG  
10. 9M-2069 [1] PIN  
11. 8S-0681 [1] SLEEVE  
12. 8H-8175 [3] BEARING  
13. 3B-0623 [1] PLUG  
14. 1D-4717 [4] NUT  
  3B-4506 [4] LOCKWASHER  
15. 9D-9772 C [1] TUBE ASSEM.  
16. 9D-9773 C [1] TUBE ASSEM.  
    (Use as Required)
  C   INDICATES CHANGE
 

#UEG0108S0261
 

3P-0382: TRANSMISSION CASE ASSEMBLY

3P382 TRANSMISSION CASE ASSEMBLY--Part 2 of 2
Serial No. 66K1 to 66K226 inclusive. Provides Field
Replacement for 7S6889 Case Assembly shown on Pages 90C and 90D
c147475 UEG0108S
3P0382 TRANSMISSION CASE ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 666B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1P-9617 [1] PLATE ASSEM.  
    (Includes)
  2L-5894 [1] PIN  
  1P-9650 [1] GASKET  
2. 1P-9642 H [1] HARNESS ASSEM.  
    (Includes)
  2P-7225 J WIRE (No. 16 Gauge)  
  4K-8229 [7] TERMINAL  
3. 1P-2618 L [1] HARNESS ASSEM.  
    (Includes)
  2P-7225 J WIRE (No. 16 Gauge)  
  4K-8229 [13] TERMINAL  
4. 1P-8262 H [1] COVER  
  2P-3679 L [1] COVER  
  7M-2082 [1] GASKET  
5. 1A-5183 [4] BOLT  
6. 5M-2894 [5] WASHER  
7. 2J-6356 [1] RING  
8. 8B-4037 [1] WASHER  
9. 9H-0223 [1] SEAL  
10. 1P-9615 [1] GEAR ASSEM. (22 teeth)  
    (Includes)
  3S-2173 [1] PLUG  
11. 1P-9611 [1] CAM  
12. 1P-9610 [1] LEVER  
13. 0S-1594 [1] BOLT  
14. 2P-3621 [1] PIN  
  2H-3429 [3] RING  
15. 9S-8004 [1] PLUG  
  3J-1907 [1] SEAL  
16. 2P-1964 [2] SLEEVE  
17. 2P-1965 [1] ADAPTER  
  H   USE WITH 3 SPEED SCRAPER TRANS
  L   USE WITH 8 SPEED SCRAPER TRANS
  J   ORDER BY THE FOOT
 

#UEG0108S0262
 

7S-8484: PLANETARY GP

PLANETARY TRANSMISSION (7S8484 N/S)--Part 1 of 4
Serial No. 66K1 to 66K222 inclusive. Part of 8S701 Range Transmission Arrangement shown on Page 86
c129775 UEG0108S
7S8484 PLANETARY GP Parts scheme
  For full view, you need register

Parts for your 666B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-9923 [3] DISC ASSEM.  
2. 2S-5736 [2] PLATE  
3. 2B-0947 [24] BOLT  
4. 2M-0849 [39] WASHER  
5. 7S-6882 [1] PISTON  
6. 9H-5545 [6] PIN  
7. 8S-6316 [1] RING ASSEM.  
8. 9M-6193 [36] SPRING ASSEM.  
9. 8S-6326 [3] DISC ASSEM.  
10. 2S-5735 R [2] PLATE  
11. 8S-6323 [1] CARRIER ASSEM.  
12. 8S-6306 [1] CARRIER ASSEM.  
  7M-8480 [2] DOWEL  
    (Part of 8S6306 Assem.)
13. 3S-0102 [1] GEAR ASSEM. (93 Teeth)  
14. 5M-7961 [1] WASHER  
15. 6B-1369 [5] RIVET  
    (Parts of 3S102 Assem.)
16. 4M-7092 [1] RING  
17. 2S-7830 [3] GEAR (30 Teeth)  
18. 5M-0578 [3] BEARING ASSEM.  
19. 3S-0101 [3] SHAFT ASSEM.  
20. 2A-3746 [3] PLUG  
    (1 in each 3S101 Assem.)
21. 7M-5783 [6] WASHER  
22. 3S-2708 [6] PIN  
23. 1S-6515 [1] RING  
24. 2S-5740 [1] PISTON  
25. 1S-6477 [1] RING  
26. 1S-6478 [1] RING  
27. 7S-6892 [1] RING  
28. 0S-1587 [15] BOLT  
29. 7S-6896 [1] PLATE  
30. 2S-8923 [6] PIN  
31. 9H-5537 [12] SPRING  
32. 2S-7836 [1] GEAR (93 Teeth)  
33. 3S-0141 [1] RING  
34. 3S-1278 [1] RING  
35. 7M-5731 [6] WASHER  
36. 2S-7823 [3] SHAFT ASSEM.  
37. 2A-3746 [3] PLUG  
    (1 in each 2S7823 Assem.)
38. 1A-2029 [6] BOLT  
  5L-3539 [3] LOCK  
39. 1D-4719 [8] NUT  
40. 5M-5018 [6] BEARING ASSEM.  
41. 2S-3543 [3] GEAR (22 Teeth)  
42. 2S-8939 [1] RING  
43. 4S-8546 [1] BEARING  
44. 2S-7824 [2] RING  
45. 3S-0104 [1] MANIFOLD ASSEM.  
46. 2D-8155 [8] STUD  
47. 2S-7829 [1] CARRIER  
48. 4S-8537 [1] DOWEL  
49. 1T-0766 [1] BEARING  
    (Parts of 3S104 Assem.)
50. 9M-1503 [1] RING  
51. 2S-7833 [1] GEAR (48 Teeth)  
52. 3S-0020 [1] CAGE  
53. 8M-5248 [3] SEAL  
54. 7S-6860 [1] HOUSING ASSEM.  
  7M-8480 [2] DOWEL  
    (Part of 7S6860 Assem.)
55. 7S-6844 [1] PISTON  
56. 1P-2607 [4] PIN  
57. 5J-8004 [4] SPRING  
  R   REMFG PART MAY BE AVAILABLE
 

#UEG0108S0263
 

7S-8484: PLANETARY GP

PLANETARY TRANSMISSION (7S8484 N/S)--Part 2 of 4
Serial No. 66K1 to 66K222 inclusive. Part of 8S701
Range Transmission Arrangement shown on Page 86
c107230 UEG0108S
7S8484 PLANETARY GP Parts scheme
  For full view, you need register

Parts for your 666B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9S-2844 [1] GEAR ASSEM.  
1. 8S-9185 [1] GEAR (33 Teeth)  
2. 9S-2843 [1] RING  
3. 7S-6839 [1] HUB  
4. 7S-6849 [1] MANIFOLD ASSEM.  
5. 2S-7829 [1] CARRIER  
6. 4S-8537 [2] DOWEL  
7. 1T-0766 [1] BEARING  
    (Parts of 7S6849 Assem.)
8. 1A-5822 [9] BOLT  
9. 2M-0849 [49] WASHER  
10. 9S-9918 [1] HOUSING ASSEM.  
11. 8B-1312 [2] DOWEL  
    (Part of 9S9918 Assem.)
12. 7S-6850 [1] PLATE ASSEM.  
  7M-8479 [2] DOWEL  
    (Part of 7S6850 Assem.)
13. 8S-3563 [1] GEAR ASSEM. (78 and 48 Teeth)  
14. 3S-0036 [1] PLUG  
    (Part of 8S3563 Assem.)
15. 7S-6851 [1] HOUSING ASSEM.  
  7M-8480 [2] DOWEL  
    (Part of 7S6851 Assem.)
16. 7S-6857 [1] HOUSING ASSEM.  
17. 5M-7900 [19] BOLT  
18. 7S-6836 [1] GEAR (40 Teeth)  
19. 9M-2008 [2] RING  
20. 8S-6368 [1] BEARING  
21. 1J-6474 [1] RING  
22. 8S-6320 [1] ADAPTER  
23. 1K-6986 [1] RING  
24. 2S-7832 [1] GEAR (32 Teeth)  
25. 0S-1587 [21] BOLT  
26. 7S-6852 [1] HOUSING ASSEM.  
  7M-8480 [2] DOWEL  
    (Part of 7S6852 Assem.)
27. 8S-6328 [1] RING  
28. 8S-6322 [1] HOUSING ASSEM.  
  8B-1312 [2] DOWEL  
    (Part of 8S6322 Assem.)
29. 0S-1588 [8] BOLT  
30. 5M-1726 [8] LOCK  
31. 0S-1594 [8] BOLT  
32. 7S-6855 [1] SHAFT ASSEM.  
33. 5M-8651 [1] BEARING  
34. 8S-3426 [1] DOWEL  
    (Parts of 7S6855 Assem.)
 

#UEG0108S0264
 

7S-8484: PLANETARY GP

PLANETARY TRANSMISSION (7S8484 N/S)--Part 3 of 4
Serial No. 66K1 to 66K222 inclusive. Part of 8S701
Range Transmission Arrangement shown on Page 86
c129776 UEG0108S
7S8484 PLANETARY GP Parts scheme
  For full view, you need register

Parts for your 666B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9M-2095 [2] RING  
2. 8S-3517 [1] BEARING  
3. 7M-8514 [1] RING  
4. 7S-6847 [1] HOUSING ASSEM.  
  1A-2223 [2] DOWEL  
    (Part of 7S6847 Assem.)
5. 2S-5739 [1] PISTON  
6. 3S-0142 [1] RING  
7. 4S-8677 [1] RING ASSEM.  
8. 9S-2842 [1] RETAINER ASSEM.  
  9M-2001 [1] DOWEL  
    (Part of 9S2842 Assem.)
9. 9M-2004 [1] BEARING  
10. 7S-6837 [1] GEAR (92 Teeth)  
11. 1M-8649 [1] RING  
12. 9F-7104 [1] RING  
13. 5M-6126 [8] BEARING ASSEM.  
14. 2S-7834 [1] GEAR (92 Teeth)  
15. 2S-3544 [4] GEAR (20 Teeth)  
16. 7M-5731 [14] WASHER  
17. 3S-2708 [8] PIN  
18. 2S-7828 [4] SHAFT ASSEM.  
19. 2A-3746 [4] PLUG  
    (1 in each 2S7828 Assem.)
20. 1T-0649 [1] RING  
21. 2S-6437 [1] CARRIER  
22. 7M-5783 [16] WASHER  
23. 1P-4201 [4] SHAFT ASSEM.  
24. 2A-3746 [4] PLUG  
    (1 in each 1P4201 Assem.)
25. 2S-8924 [12] PIN  
26. 4M-5016 [24] SPRING  
27. 2S-7831 [8] GEAR (25 Teeth)  
28. 5M-2051 [16] BEARING ASSEM.  
29. 2S-8923 [6] PIN  
30. 9H-5537 [12] SPRING  
31. 5B-9603 [2] BOLT  
32. 0S-1571 [10] BOLT  
  5M-2894 [10] WASHER  
33. 5J-9605 [5] SPRING  
34. 9F-3823 [1] RING  
35. 7S-6854 [1] PISTON  
36. 1S-7347 [1] RING  
37. 8S-3373 [1] RING  
38. 2S-7824 [2] RING  
 

#UEG0108S0265
 

7S-8484: PLANETARY GP

PLANETARY TRANSMISSION (7S8484 N/S)--Part 4 of 4
Serial No. 66K1 to 66K222 inclusive. Part of 8S701
Range Transmission Arrangement shown on Page 86
c107232 UEG0108S
7S8484 PLANETARY GP Parts scheme
  For full view, you need register

Parts for your 666B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3S-0021 [1] PLATE  
2. 8S-6324 [3] DISC ASSEM.  
3. 9S-9922 R [2] PLATE  
4. 9M-4335 [5] PIN  
5. 2S-9018 R [3] PLATE  
6. 9M-6193 [40] SPRING ASSEM.  
7. 8S-6325 [4] DISC ASSEM.  
8. 7S-6845 [1] GEAR (87 Teeth)  
9. 1S-9759 [1] CARRIER  
10. 0S-0509 [6] BOLT  
  4F-2218 [3] LOCK  
11. 1S-5623 [3] PLATE  
12. 2S-8983 [2] RING  
13. 2S-5734 [2] PISTON  
14. 3S-0141 [3] RING  
15. 3S-1279 [2] RING  
16. 2S-5736 [9] PLATE  
17. 9S-9923 [12] DISC ASSEM.  
18. 3S-2708 [3] PIN  
19. 3S-1278 [1] RING  
20. 7S-6844 [1] PISTON  
21. 2S-3542 [3] GEAR (20 Teeth)  
22. 5M-5018 [6] BEARING ASSEM.  
23. 2S-7823 [3] SHAFT ASSEM.  
24. 2A-3746 [3] PLUG  
    (1 in each 2S7823 Assem.)
25. 4M-9592 [8] SPRING  
26. 9H-5545 [5] PIN  
27. 3S-0003 [1] PISTON  
28. 1S-9496 [1] RING  
29. 3S-1282 [1] RING  
30. 8S-3517 [1] BEARING  
  8S-3553 [1] NAMEPLATE  
  7B-3028 [2] SCREW  
    (Not Shown)
  R   REMFG PART MAY BE AVAILABLE
 

#UEG0108S0266
 

7S-8484: PLANETARY GP

PLANETARY TRANSMISSION (7S8484 N/S)--Part 1 of 4
Serial No. 66K223 to 66K226 inclusive
Part of 8S701 Transmission Arrangement shown on Page 86
c132438 UEG0108S
7S8484 PLANETARY GP Parts scheme
  For full view, you need register

Parts for your 666B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-9923 [3] DISC ASSEM.  
2. 2S-5736 [2] PLATE  
3. 2B-0947 [24] BOLT  
4. 2M-0849 [39] WASHER  
5. 7S-6882 [1] PISTON  
6. 9H-5545 [6] PIN  
7. 8S-6316 [1] RING ASSEM.  
8. 9M-6193 [36] SPRING ASSEM.  
9. 8S-9077 [3] DISC ASSEM.  
10. 2S-5735 R [2] PLATE  
11. 8S-6323 [1] CARRIER ASSEM.  
12. 8S-6306 [1] CARRIER ASSEM.  
  7M-8480 [2] DOWEL  
    (Part of 8S6306 Assem.)
13. 3S-0102 [1] GEAR ASSEM. (93 Teeth)  
14. 5M-7961 [1] WASHER  
15. 6B-1369 [5] RIVET  
    (Parts of 3S102 Assem.)
16. 4M-7092 [1] RING  
17. 2S-7830 [3] GEAR (30 Teeth)  
18. 5M-0578 [3] BEARING ASSEM.  
19. 3S-0101 [3] SHAFT ASSEM.  
20. 2A-3746 [3] PLUG  
    (1 in each 3S101 Assem.)
21. 7M-5783 [6] WASHER  
22. 3S-2708 [6] PIN  
23. 1S-6515 [1] RING  
24. 2S-5740 [1] PISTON  
25. 1S-6477 [1] RING  
26. 1S-6478 [1] RING  
27. 7S-6892 [1] RING  
28. 0S-1587 [15] BOLT  
29. 7S-6896 [1] PLATE  
30. 2S-8923 [6] PIN  
31. 9H-5537 [12] SPRING  
32. 2S-7836 [1] GEAR (93 Teeth)  
33. 3S-0141 [1] RING  
34. 3S-1278 [1] RING  
35. 7M-5731 [6] WASHER  
36. 2S-7823 [3] SHAFT ASSEM.  
37. 2A-3746 [3] PLUG  
    (1 in each 2S7823 Assem.)
38. 1A-2029 [6] BOLT  
  5L-3539 [3] LOCK  
39. 1D-4719 [8] NUT  
40. 1P-4146 [6] BEARING ASSEM.  
41. 2S-3543 [3] GEAR (22 Teeth)  
42. 2S-8939 [1] RING  
43. 4S-8546 [1] BEARING  
44. 2S-7824 [2] RING  
45. 3S-0104 [1] MANIFOLD ASSEM.  
46. 2D-8155 [8] STUD  
47. 2S-7829 [1] CARRIER  
48. 4S-8537 [1] DOWEL  
49. 1T-0766 [1] BEARING  
    (Parts of 3S104 Assem.)
50. 9M-1503 [1] RING  
51. 2S-7833 [1] GEAR (48 Teeth)  
52. 3S-0020 [1] CAGE  
53. 8M-5248 [3] SEAL  
54. 7S-6860 [1] HOUSING ASSEM.  
  7M-8480 [2] DOWEL  
    (Part of 7S6860 Assem.)
55. 7S-6844 [1] PISTON  
56. 1P-4118 [4] SPRING  
  R   REMFG PART MAY BE AVAILABLE
 

#UEG0108S0267
 

7S-8484: PLANETARY GP

PLANETARY TRANSMISSION (7S8484 N/S)--Part 2 of 4
Serial No. 66K223 to 66K226 inclusive
Part of 8S701 Transmission Arrangement shown on Page 86
c107230 UEG0108S
7S8484 PLANETARY GP Parts scheme
  For full view, you need register

Parts for your 666B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9S-2844 [1] GEAR ASSEM.  
1. 8S-9185 [1] GEAR (33 Teeth)  
2. 9S-2843 [1] RING  
3. 7S-6839 [1] HUB  
4. 7S-6849 [1] MANIFOLD ASSEM.  
5. 2S-7829 [1] CARRIER  
6. 4S-8537 [2] DOWEL  
7. 1T-0766 [1] BEARING  
    (Parts of 7S6849 Assem.)
8. 1A-5822 [9] BOLT  
9. 2M-0849 [49] WASHER  
10. 9S-9918 [1] HOUSING ASSEM.  
11. 8B-1312 [2] DOWEL  
    (Part of 9S9918 Assem.)
12. 7S-6850 [1] PLATE ASSEM.  
  7M-8479 [2] DOWEL  
    (Part of 7S6850 Assem.)
13. 8S-3563 [1] GEAR ASSEM. (78 and 48 Teeth)  
14. 3S-0036 [1] PLUG  
    (Part of 8S3563 Assem.)
15. 7S-6851 [1] HOUSING ASSEM.  
  7M-8480 [2] DOWEL  
    (Part of 7S6851 Assem.)
16. 7S-6857 [1] HOUSING ASSEM.  
17. 5M-7900 [19] BOLT  
18. 7S-6836 [1] GEAR (40 Teeth)  
19. 9M-2008 [2] RING  
20. 8S-6368 [1] BEARING  
21. 1J-6474 [1] RING  
22. 8S-6320 [1] ADAPTER  
23. 1K-6986 [1] RING  
24. 2S-7832 [1] GEAR (32 Teeth)  
25. 0S-1587 [21] BOLT  
26. 7S-6852 [1] HOUSING ASSEM.  
  7M-8480 [2] DOWEL  
    (Part of 7S6852 Assem.)
27. 8S-6328 [1] RING  
28. 8S-6322 [1] HOUSING ASSEM.  
  8B-1312 [2] DOWEL  
    (Part of 8S6322 Assem.)
29. 0S-1588 [8] BOLT  
30. 5M-1726 [8] LOCK  
31. 0S-1594 [8] BOLT  
32. 7S-6855 [1] SHAFT ASSEM.  
33. 5M-8651 [1] BEARING  
34. 8S-3426 [1] DOWEL  
    (Parts of 7S6855 Assem.)
 

#UEG0108S0268
 

7S-8484: PLANETARY GP

PLANETARY TRANSMISSION (7S8484 N/S)--Part 3 of 4
Serial No. 66K223 to 66K226 inclusive
Part of 8S701 Transmission Arrangement shown on Page 86
c132712 UEG0108S
7S8484 PLANETARY GP Parts scheme
  For full view, you need register

Parts for your 666B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9M-2095 [2] RING  
2. 8S-3517 [1] BEARING  
3. 7M-8514 [1] RING  
4. 7S-6847 [1] HOUSING ASSEM.  
  1A-2223 [2] DOWEL  
    (Part of 7S6847 Assem.)
5. 2S-5739 [1] PISTON  
6. 3S-0142 [1] RING  
7. 4S-8677 [1] RING ASSEM.  
8. 9S-2842 [1] RETAINER ASSEM.  
  9M-2001 [1] DOWEL  
    (Part of 9S2842 Assem.)
9. 9M-2004 [1] BEARING  
10. 7S-6837 [1] GEAR (92 Teeth)  
11. 1M-8649 [1] RING  
12. 9F-7104 [1] RING  
13. 5M-6126 [8] BEARING ASSEM.  
14. 2S-7834 [1] GEAR (92 Teeth)  
15. 2S-3544 [4] GEAR (20 Teeth)  
16. 7M-5731 [14] WASHER  
17. 3S-2708 [8] PIN  
18. 2S-7828 [4] SHAFT ASSEM.  
19. 2A-3746 [4] PLUG  
    (1 in each 2S7828 Assem.)
20. 1T-0649 [1] RING  
21. 2S-6437 [1] CARRIER  
22. 7M-5783 [16] WASHER  
23. 1P-4201 [4] SHAFT ASSEM.  
24. 2A-3746 [4] PLUG  
    (1 in each 1P4201 Assem.)
25. 2S-8924 [12] PIN  
26. 4M-5016 [24] SPRING  
27. 2S-7831 [8] GEAR (25 Teeth)  
28. 1P-4147 [16] BEARING ASSEM.  
29. 2S-8923 [6] PIN  
30. 9H-5537 [12] SPRING  
31. 5B-9603 [2] BOLT  
32. 0S-1571 [10] BOLT  
  5M-2894 [10] WASHER  
33. 5J-9605 [5] SPRING  
34. 9F-3823 [1] RING  
35. 7S-6854 [1] PISTON  
36. 1S-7347 [1] RING  
37. 8S-3373 [1] RING  
38. 2S-7824 [2] RING  
 

#UEG0108S0269
 

7S-8484: PLANETARY GP

PLANETARY TRANSMISSION (7S8484 N/S)--Part 4 of 4
Serial No. 66K223 to 66K226 inclusive
Part of 8S701 Transmission Arrangement shown on Page 86
c132713 UEG0108S
7S8484 PLANETARY GP Parts scheme
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Parts for your 666B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3S-0021 [1] PLATE  
2. 8S-6324 [3] DISC ASSEM.  
3. 9S-9922 R [2] PLATE  
4. 9M-4335 [5] PIN  
5. 2S-9018 R [3] PLATE  
6. 9M-6193 [40] SPRING ASSEM.  
7. 8S-6325 [4] DISC ASSEM.  
8. 7S-6845 [1] GEAR (87 Teeth)  
9. 1S-9759 [1] CARRIER  
10. 0S-0509 [6] BOLT  
  4F-2218 [3] LOCK  
11. 1S-5623 [3] PLATE  
12. 2S-8983 [2] RING  
13. 2S-5734 [2] PISTON  
14. 3S-0141 [3] RING  
15. 3S-1279 [2] RING  
16. 2S-5736 [9] PLATE  
17. 9S-9923 [12] DISC ASSEM.  
18. 3S-2708 [3] PIN  
19. 3S-1278 [1] RING  
20. 7S-6844 [1] PISTON  
21. 2S-3542 [3] GEAR (20 Teeth)  
22. 1P-4146 [6] BEARING ASSEM.  
23. 2S-7823 [3] SHAFT ASSEM.  
24. 2A-3746 [3] PLUG  
    (1 in each 2S7823 Assem.)
25. 4M-9592 [8] SPRING  
26. 9H-5545 [5] PIN  
27. 3S-0003 [1] PISTON  
28. 1S-9496 [1] RING  
29. 3S-1282 [1] RING  
30. 8S-3517 [1] BEARING  
  8S-3553 [1] NAMEPLATE  
  7B-3028 [2] SCREW  
    (Not Shown)
  R   REMFG PART MAY BE AVAILABLE
 

Information:

Special Instruction
Conversion Of Two Seal Type Transmission Switches{3171, 3172, 3173}
Conversion Of Two Seal Type Transmission Switches{3171, 3172, 3173}
Procedure to Salvage the Slots for the Pin and Holes for the Reaction Dowel in Transmission Clutch Plates, Pistons, and Housings {3030, 3050, 3169, 3170, 3190}
Procedure to Salvage the Slots for the Pin and Holes for the Reaction Dowel in Transmission Clutch Plates, Pistons, and Housings {3030, 3050, 3169, 3170, 3190}
Specifications
Transmission
657-666 WHEEL TRACTOR-SCRAPERS POWER TRAIN
Transmission Oil Filter<BR> (2S6457)
657-666 WHEEL TRACTOR-SCRAPERS POWER TRAIN
Transmission Oil Pump<BR> (7S6980)
657-666 WHEEL TRACTOR-SCRAPERS POWER TRAIN
Scavenge - Transmission Transfer Gear Pump<BR> (7S6985)
657-666 WHEEL TRACTOR-SCRAPERS POWER TRAIN
Transmission Pressure Control Valve<BR> (7S8665)
657-666 WHEEL TRACTOR-SCRAPERS POWER TRAIN
Transmission Transfer Gears<BR> (7S4597)
657-666 WHEEL TRACTOR-SCRAPERS POWER TRAIN
Hydraulic Controls Transmission Semiautomatic
657-666 WHEEL TRACTOR-SCRAPERS POWER TRAIN
Transmission Oil Filter<BR> (3D7090)
657-666 WHEEL TRACTOR-SCRAPERS POWER TRAIN
Transmission Hydraulic Control Group<BR> (9S2835)
657-666 WHEEL TRACTOR-SCRAPERS POWER TRAIN
Transmission
657-666 WHEEL TRACTOR-SCRAPERS POWER TRAIN
Transmission Oil Pressure And Scavenge Pump<BR> (7S8625)
657-666 WHEEL TRACTOR-SCRAPERS POWER TRAIN
Transfer Gears (Transmission) (Earlier Machines)
657B TRACTOR-SCRAPER POWER TRAIN
Transmission Oil Cooler
657B TRACTOR-SCRAPER POWER TRAIN
Transmission Oil Filter
657B TRACTOR-SCRAPER POWER TRAIN
Transmission Oil Pump
657B TRACTOR-SCRAPER POWER TRAIN
Scavenge Pump-Transfer Gears (Transmission)
657B TRACTOR-SCRAPER POWER TRAIN
Transmission Case
657B TRACTOR-SCRAPER POWER TRAIN
Transmission
657B TRACTOR-SCRAPER POWER TRAIN
Transmission Hydraulic Controls
657B TRACTOR-SCRAPER POWER TRAIN
Transfer Gears (Transmission)
657B TRACTOR-SCRAPER POWER TRAIN
Transmission Oil Filter
657B TRACTOR-SCRAPER POWER TRAIN
Transmission Oil Pump
657B TRACTOR-SCRAPER POWER TRAIN
Scavenge Pump-Transfer Gears (Transmission)
657B TRACTOR-SCRAPER POWER TRAIN
Transmission
657B TRACTOR-SCRAPER POWER TRAIN
Transmission Hydraulic Controls
657B TRACTOR-SCRAPER POWER TRAIN
Transmission Case
657B TRACTOR-SCRAPER POWER TRAIN
Adjustment For Transmission Hold And Differential Lock<BR> (666B)
657B & 666B TRACTORS-SCRAPERS AIR SYSTEM AND BRAKES
Adjustment For Transmission Hold And Differential Lock<BR> (657B)
657B & 666B TRACTORS-SCRAPERS AIR SYSTEM AND BRAKES
Differential Lock And Transmission Hold Control Valves<BR> (6D856)
657B & 666B TRACTORS-SCRAPERS AIR SYSTEM AND BRAKES
Tool Operating Manual
M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}
M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}
Reuse And Salvage Guidelines
Salvage Case Assembly and Idler Shaft in Transmission Transfer Gear Groups for 621B, 623B, 627, 627B, 641, 641B, 650B, 651B, 651E, 657, 657B, 657E, 657G, 660B, 666, and 666B Tractor-Scrapers{3030, 3159}
Salvage Case Assembly and Idler Shaft in Transmission Transfer Gear Groups for 621B, 623B, 627, 627B, 641, 641B, 650B, 651B, 651E, 657, 657B, 657E, 657G, 660B, 666, and 666B Tractor-Scrapers{3030, 3159}
Procedure to Salvage the Slots for the Pin and Holes for the Reaction Dowel in Transmission Clutch Plates, Pistons, and Housings {3030, 3050, 3169, 3170, 3190}
Procedure to Salvage the Slots for the Pin and Holes for the Reaction Dowel in Transmission Clutch Plates, Pistons, and Housings {3030, 3050, 3169, 3170, 3190}
Reusability of Drive Train Gears {3002, 3159, 3256, 4055}
Reusability of Drive Train Gears {3002, 3159, 3256, 4055}
Transmission, Torque Converter and Relief Valve Bench Test Procedures Reference Manual Contents {3030, 3101, 3133}
Transmission, Torque Converter and Relief Valve Bench Test Procedures Reference Manual Contents {3030, 3101, 3133}
Identification of Non-Metallic Discs that are Used in Power Shift Transmissions {3030, 3155}
Identification of Non-Metallic Discs that are Used in Power Shift Transmissions {3030, 3155}
Transmission Clutch Plates and Disc Assemblies with Sintered Bronze Friction Material {3030, 3155, 3190}
Transmission Clutch Plates and Disc Assemblies with Sintered Bronze Friction Material {3030, 3155, 3190}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Identification and Applications of Transmission Clutch Plates and Specifications to Machine Reaction Faces for Power Shift Transmissions {3054, 3155, 3160, 3190}
Identification and Applications of Transmission Clutch Plates and Specifications to Machine Reaction Faces for Power Shift Transmissions {3054, 3155, 3160, 3190}
Transmission Reuse and Salvage Manual Contents {0374, 3030}
Transmission Reuse and Salvage Manual Contents {0374, 3030}
Transmission Governor Salvage for Seven and Eight Speed Powershift Transmissions {3151}
Transmission Governor Salvage for Seven and Eight Speed Powershift Transmissions {3151}
Clutch Ring Gears For All Power Shift Transmissions {3030, 3155}
Clutch Ring Gears For All Power Shift Transmissions {3030, 3155}
Procedure to Salvage Tang Slots on Transmission and Brake Pistons {0679, 3160, 4011, 4251}
Procedure to Salvage Tang Slots on Transmission and Brake Pistons {0679, 3160, 4011, 4251}
Repair of Transmission, Torque Converter, and Torque Divider Shafts {3000, 3063, 3100}
Repair of Transmission, Torque Converter, and Torque Divider Shafts {3000, 3063, 3100}
Reusability Inspection of Seal Ring and Stator Carrier Assemblies for Certain Models {0760, 0761, 3101, 3129, 3160, 7555}
Reusability Inspection of Seal Ring and Stator Carrier Assemblies for Certain Models {0760, 0761, 3101, 3129, 3160, 7555}
Reuse and Salvage of Transmission Components {3030}
Reuse and Salvage of Transmission Components {3030}
Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}
Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}
Procedures to Salvage Thrust Faces on Planetary Carriers {3160, 4050, 4051, 4093}
Procedures to Salvage Thrust Faces on Planetary Carriers {3160, 4050, 4051, 4093}
Repair of Reaction Dowel Holes in Transmission Clutch Housings {3030, 3155, 3169}
Repair of Reaction Dowel Holes in Transmission Clutch Housings {3030, 3155, 3169}
Thermal Spray Procedures for Clutch Housing Piston Bore {0679, 3160, 3169}
Thermal Spray Procedures for Clutch Housing Piston Bore {0679, 3160, 3169}
Thermal Spray Procedures for Clutch Piston Inside Diameter {0679, 3160, 3170}
Thermal Spray Procedures for Clutch Piston Inside Diameter {0679, 3160, 3170}
Thermal Spray Procedures for Transmission, Torque Converter and Torque Divider Shafts {0679, 0719, 3030, 3101, 3125, 3130}
Thermal Spray Procedures for Transmission, Torque Converter and Torque Divider Shafts {0679, 0719, 3030, 3101, 3125, 3130}
Thermal Spray Procedures for Transmission and Torque Converter Yokes {0599, 0679, 3001, 3030, 3101, 3160}
Thermal Spray Procedures for Transmission and Torque Converter Yokes {0599, 0679, 3001, 3030, 3101, 3160}
Contamination Control Guidelines
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Bench Test Procedures
Transmission, Torque Converter and Relief Valve Bench Test Procedures Reference Manual Contents {3030, 3101, 3133}
Transmission, Torque Converter and Relief Valve Bench Test Procedures Reference Manual Contents {3030, 3101, 3133}
Disassembly and Assembly
Transmission
657-666 SCRAPER POWER TRAIN
Transmission And Differential
657-666 SCRAPER POWER TRAIN
Transmission Transfer Gear
641-651-657 TRACTOR POWER TRAIN
Transmission Governor
641-651-657 TRACTOR POWER TRAIN
Transmission
641-651-657 TRACTOR POWER TRAIN
No. 2 Clutch
641-651-657 TRACTOR POWER TRAIN
No. 3,4,5,6, &amp; 7 Clutches
641-651-657 TRACTOR POWER TRAIN
No. 4 Carrier
641-651-657 TRACTOR POWER TRAIN
No. 6,7 Carrier
641-651-657 TRACTOR POWER TRAIN
Transmission And Transfer Gear
657B & 666B SCRAPER EIGHT SPEED TRANSMISSION AND TRANSFER GE
Hydraulic Control Cover
657B & 666B SCRAPER EIGHT SPEED TRANSMISSION AND TRANSFER GE
Transmission Hydraulic Control Valves
657B & 666B SCRAPER EIGHT SPEED TRANSMISSION AND TRANSFER GE
Transmission
657B & 666B SCRAPER EIGHT SPEED TRANSMISSION AND TRANSFER GE
Service Magazine
Do Not Use Planet Gears Made From Forgings And Bar Stock Together In A Torque Divider Transmission {3110,3113,3114,3116,3118}
1980/09/22
Instrument Panel Guards Prevent Vandalism (Damage) To Machines{7315}
1982/09/20
Fixture For Disassembly And Assembly Of Center Shaft In Seven And Eight Speed Transmissions{0620,3150}
1977/01/17
Improved 5P3000 Engine And Transmission Shipping Stand Assembly; Modification Available For Stands Already In Use{0640}
1977/04/25
Operating Techniques Guide Now Available For Wheel Tractor Scrapers With Eight Speed Transmission{0374,3150}
1977/06/20
Automatic Downshift Feature Prevents Shifts Between Eighth And Second Speed At High Ground Speeds{3150,3157,3158,3167,3178}
1978/06/05
Improved Freewheel Clutch Assembly Now Used In Torque Converter Group Of Eight-Speed Power Shift Transmissions{3102}
1978/06/12
Screen Now Used In 7 And 8-Speed Power Shift Transmission Governor Oil Supply And Signal Lines{3167,3179,3151,3004}
1979/10/15
Improved ICM Transmission Gear Position Sensor Available {3168}
1998/06/22
Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20
Improved Registration Process for Retrofit Products {1000, 3000, 7000, 7570}
2011/02/17
Cat&reg; Reman Announces the Addition of Transmission Clutch Plates for Certain Machine Transmissions {3160}
2014/09/11

Caterpillar Parts SIS Catalog 666B :

CASE & COVERS GP-TMSN
3P-0272 CASE & COVERS GP-TMSN
CASE & COVERS GP-TMSN
3P-0272 CASE & COVERS GP-TMSN
TRANSMISSION CASE AND COVERS GROUP
8S-9002 TRANSMISSION CASE AND COVERS GROUP
TRANSMISSION CASE AND COVERS GROUP
8S-9002 TRANSMISSION CASE AND COVERS GROUP
MANIFOLD & SCREENS GP
2S-6539 MANIFOLD & SCREENS GP
MANIFOLD & SCREENS GP
2S-6539 MANIFOLD & SCREENS GP
MANIFOLD & SCREENS GP
2S-6539 MANIFOLD & SCREENS GP
7S-4597 GEAR GP-TRANSFER
3P-0382 TRANSMISSION CASE ASSEMBLY
PLANETARY GP
7S-8484 PLANETARY GP
7S-8484 PLANETARY GP
7S-8484 PLANETARY GP
7S-8484 PLANETARY GP
PLANETARY GP
7S-8484 PLANETARY GP
7S-8484 PLANETARY GP
7S-8484 PLANETARY GP

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