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6T5781 MARINE TRANSMISSION ARRANGEMENT--4.00:1 RATIO FORWARD & REVERSE 7261 MARINE TRANSMISSION


MARINE TRANSMISSION
TRANSMISSION GP-MARINE
CASE & PARTS GP

MARINE TRANSMISSION 7261 MARINE TRANSMISSION 89B
 7261 MARINE TRANSMISSION 89B00001-UP UEG0140S 7261 89B   (1974)

MARINE TRANSMISSION

TRANSMISSION GP-MARINE
5N-5154 TRANSMISSION AR
6T-5780 TRANSMISSION AR
6T-5781 TRANSMISSION AR
6T-5782 TRANSMISSION AR
HOUSING GP-MARINE TRANSMISSION
3T-4975 HOUSING GP-MARINE TRANSMISSION
MAIN SHAFT
7L-4913 MAIN SHAFT
 

#UEG0140S0010
 

6T-5781: TRANSMISSION AR

6T5781 MARINE TRANSMISSION ARRANGEMENT--4.00:1 RATIO FORWARD & REVERSE
UEG0140S0010 UEG0140S
  For full view, you need register

Parts for your 7261 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7L-0491 Y [1] HOUSING GROUP  
  7L-4912 Y [1] CLUTCH GROUP  
  4L-4319 Y [1] MAIN SHAFT GROUP  
  7L-4914 Y [1] LOWER SHAFT GROUP  
  5N-5156 Y [1] TRANSFER GEAR GROUP  
  6T-5331 Y [1] PLANETARY GROUP  
  3T-9672 Y [1] OIL PUMP & LINES GROUP  
  7T-0673 Y [1] CONTROL VALVE GROUP  
  2S-6457 Y [1] OIL FILTER GROUP  
  2N-1863 Y [1] OIL COOLER GROUP  
  Y   SEPARATE ILLUSTRATION
 

#UEG0140S0011
 

6T-5782: TRANSMISSION AR

6T5782 MARINE TRANSMISSION ARRANGEMENT--4.39:1 FORWARD--4.00:1 REVERSE
UEG0140S0011 UEG0140S
  For full view, you need register

Parts for your 7261 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7L-4911 Y [1] HOUSING GROUP  
  7L-4912 Y [1] CLUTCH GROUP  
  4L-4319 Y [1] MAIN SHAFT GROUP  
  7L-4914 Y [1] LOWER SHAFT GROUP  
  5N-5157 Y [1] TRANSFER GEAR GROUP  
  6T-5331 Y [1] PLANETARY GROUP  
  3T-9672 Y [1] OIL PUMP & LINES GROUP  
  7T-0673 Y [1] CONTROL VALVE GROUP  
  2S-6457 Y [1] OIL FILTER GROUP  
  2N-1863 Y [1] OIL COOLER GROUP  
  Y   SEPARATE ILLUSTRATION
 

#UEG0140S0012
 

7L-4911: HOUSING GP-MARINE TRANSMISSION

HOUSING (7L4911 N/S)--Part 1 of 3
Serial No. 89B1 to 89B126 inclusive
c134465 UEG0140S
7L4911 HOUSING GP-MARINE TRANSMISSION Parts scheme
  For full view, you need register

Parts for your 7261 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5B-0639 [4] WASHER  
2. 3L-9168 [4] EYEBOLT  
3. 0L-1351 [26] BOLT  
4. 3B-4506 [63] LOCKWASHER  
5. 4L-4333 [1] NAMEPLATE  
  4B-4158 [4] SCREW  
6. 1L-9281 [1] BREATHER ASSEM.  
7. 4F-7952 [1] SEAL  
8. 6L-5229 [1] COVER ASSEM.  
  5L-3536 [1] GASKET  
9. 1A-2029 [1] BOLT (1.125" long)  
10. 2N-6226 [1] COVER  
  5F-0149 [1] SEAL  
11. 3S-3440 [1] WASHER  
12. 4S-8598 [1] SCREEN  
13. 4S-8603 [1] TUBE ASSEM.  
14. 8M-7160 [3] MAGNET  
    (Part of 4S8603 Assem.)
15. 1D-4717 [4] NUT  
16. 0S-1608 [2] BOLT (3.75" long)  
17. 4L-4373 [1] PLUNGER ASSEM.  
18. 5L-3575 [1] GUIDE ASSEM.  
19. 2N-5978 [1] HOUSING ASSEM.  
20. 3D-2871 [4] STUD  
    (Part of 2N5978 Assem.)
21. 5L-3883 [1] GASKET  
22. 0S-1594 [30] BOLT  
23. 4L-1298 [1] COVER  
  4L-1300 [1] GASKET  
24. 2B-7412 [2] PLUG  
25. 6L-5722 [1] TUBE  
26. 3B-8991 [1] FITTING  
  1F-1344 [2] NUT  
    (Part of 3B8991 Fitting)
27. 2B-0174 [1] PLUG  
28. 2A-3852 [1] PLUG  
29. 5B-3265 [3] GASKET  
30. 1B-7709 [2] BOLT  
  3B-4510 [2] LOCKWASHER  
 

#UEG0140S0013
 

7L-4911: HOUSING GP-MARINE TRANSMISSION

HOUSING (7L4911 N/S)--Part 2 of 3
Serial No. 89B1 to 89B126 inclusive
For Field Replacement of 7L5169 order 3T4975 shown on Page 5V
c132834 UEG0140S
7L4911 HOUSING GP-MARINE TRANSMISSION Parts scheme
  For full view, you need register

Parts for your 7261 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4F-8824 [1] SEAL  
2. 7L-5169 [1] HOUSING ASSEM.  
3. 5L-8151 [1] FERRULE  
4. 3B-2225 [4] DOWEL  
5. 0S-1587 [18] BOLT  
  3B-4508 [18] LOCKWASHER  
6. 2B-1015 [2] BOLT (6.50" long)  
  3B-6753 [2] BOLT (4.75" long)  
7. 2M-1908 [1] FITTING  
  8B-3410 [1] GASKET  
    (Parts of 7L5169 Assem.)
8. 6F-4855 [1] SEAL  
9. 1N-9219 [1] TUBE ASSEM.  
10. 3B-8995 [2] FITTING  
  1F-1344 [4] NUT  
    (1 in each 3B8995, 3B8998 & 3B9003 Fitting)
11. 4S-8385 H TUBE 23.29"  
12. 3B-8998 [1] FITTING  
13. 4L-1334 [4] RETAINER  
14. 0L-1351 [36] BOLT  
15. 5L-8575 [8] LOCK  
16. 5L-8703 [8] LOCK  
17. 4L-1335 [4] RETAINER  
18. 4S-8385 H TUBE 15.71"  
19. 1F-1480 [1] FITTING  
  8F-8997 [1] NUT  
    (Part of 1F1480 Fitting)
20. 3B-9003 [1] FITTING  
21. 0S-1594 [20] BOLT  
22. 5L-3319 [7] LOCK (.75" wide double)  
23. 5L-3318 [2] RETAINER  
24. 3B-1915 [6] BOLT  
25. 0S-2415 [6] LOCK (Single)  
26. 5L-3539 [4] LOCK (.62" wide double)  
27. 8L-8535 [1] RING  
28. 5L-3329 [1] RING  
29. 0S-0509 [8] BOLT  
30. 9S-1333 [6] LOCK  
31. 5L-4866 [1] PAN ASSEM.  
  6L-1568 [4] LUG  
    (Part of 5L4866 Assem.)
32. 6F-0127 [2] SPACER  
33. 0S-1590 [2] BOLT  
34. 0L-1143 [2] BOLT  
  1M-7472 [2] SPACER  
35. 2N-5661 [2] LOCK  
36. 1D-4717 [2] NUT  
  3K-1470 [2] SPACER  
37. 7L-8120 [1] PLATE  
38. 6L-1575 [1] LOCK  
39. 6L-1566 [1] PAN ASSEM.  
  H   ORDER BY THE FOOT
 

#UEG0140S0014
 

7L-4911: HOUSING GP-MARINE TRANSMISSION

HOUSING (7L4911 N/S)--Part 3 of 3
Serial No. 89B1 to 89B126 inclusive
c166671 UEG0140S
7L4911 HOUSING GP-MARINE TRANSMISSION Parts scheme
  For full view, you need register

Parts for your 7261 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4S-6752 [2] SEAL  
2. 3B-8489 [1] FITTING  
3. 8S-9092 [16] BOLT  
  3B-4510 [16] LOCKWASHER  
4. 7L-4923 [1] SPACER  
5. 7L-5171 [1] HOUSING ASSEM.  
6. 2N-2833 [1] GEAR (111 teeth)  
7. 4L-4293 [1] SHAFT  
8. 7M-7260 LIQUID GASKET  
9. 5L-3369 [1] RING  
10. 1N-9091 [1] GEAR (46 teeth)  
11. 4L-8308 [1] BEARING ASSEM.  
12. 9F-8999 [6] BOLT  
  7B-9514 [3] LOCK  
13. 5L-3874 [1] PILOT  
14. 4L-4355 [1] SEAL  
15. 5F-3181 [1] GASKET  
16. 5L-3550 [1] TUBE ASSEM.  
  5F-1678 [1] SEAL  
17. 1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
18. 6H-3959 [28] BOLT  
19. 1D-4623 [16] BOLT  
  3B-4512 [16] LOCKWASHER  
20. 8M-6557 [2] RING (standard)  
  9P-2942 CH [2] RING .77 mm(.030 in.) oversize  
21. 7L-5301 [1] BEARING ASSEM.  
22. 8F-6498 [1] SEAL  
23. 7L-4844 [1] RETAINER  
24. 7L-5287 [1] FLANGE  
25. 9S-1363 [7] BOLT  
  7L-5388 [1] LOCK  
26. 7L-5229 [1] GASKET  
27. 7L-5228 [1] WASHER  
  9L-5012 J [1] TRANSFER (Caterpillar)  
  2N-1324 J [1] TRANSFER (7261)  
  H   NOT PART OF 7L4911 HOUSING GRO
  J   INCLUDES CORPORATE SYMBOL-NOT
  C   INDICATES CHANGE
 

#UEG0140S0015
 

7L-4911: HOUSING GP-MARINE TRANSMISSION

HOUSING (7L4911 N/S)--Part 1 of 3
Serial No. 89B127 to 89B129, 89B133, 89B137 to 89B141 and 89B144
to 89B146 inclusive
c134465 UEG0140S
7L4911 HOUSING GP-MARINE TRANSMISSION Parts scheme
  For full view, you need register

Parts for your 7261 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5B-0639 [4] WASHER  
2. 3L-9168 [4] EYEBOLT  
3. 0L-1351 [26] BOLT  
4. 3B-4506 [63] LOCKWASHER  
5. 4L-4333 [1] NAMEPLATE  
  4B-4158 [4] SCREW  
6. 1L-9281 [1] BREATHER ASSEM.  
7. 4F-7952 [1] SEAL  
8. 6L-5229 [1] COVER ASSEM.  
  5L-3536 [1] GASKET  
9. 1A-2029 [1] BOLT (1.125" long)  
10. 2N-6226 [1] COVER  
  5F-0149 [1] SEAL  
11. 3S-3440 [1] WASHER  
12. 4S-8598 [1] SCREEN  
13. 4S-8603 [1] TUBE ASSEM.  
14. 8M-7160 [3] MAGNET  
    (Part of 4S8603 Assem.)
15. 1D-4717 [4] NUT  
16. 0S-1608 [2] BOLT (3.75" long)  
17. 4L-4373 [1] PLUNGER ASSEM.  
18. 5L-3575 [1] GUIDE ASSEM.  
19. 2N-5978 [1] HOUSING ASSEM.  
20. 3D-2871 [4] STUD  
    (Part of 2N5978 Assem.)
21. 5L-3883 [1] GASKET  
22. 0S-1594 [30] BOLT  
23. 4L-1298 [1] COVER  
  4L-1300 [1] GASKET  
24. 2B-7412 [2] PLUG  
25. 6L-5722 [1] TUBE  
26. 3B-8991 [1] FITTING  
  1F-1344 [2] NUT  
    (Part of 3B8991 Fitting)
27. 2B-0174 [1] PLUG  
28. 2A-3852 [1] PLUG  
29. 5B-3265 [3] GASKET  
30. 1B-7709 [2] BOLT  
  3B-4510 [2] LOCKWASHER  
 

#UEG0140S0016
 

7L-4911: HOUSING GP-MARINE TRANSMISSION

HOUSING (7L4911 N/S)--Part 2 of 3
Serial No. 89B127 to 89B129, 89B133, 89B137 to 89B141 and 89B144 to 89B146 inclusive
For Field Replacement of 7L5169 order 3T4975 shown on Page 5V
c134048 UEG0140S
7L4911 HOUSING GP-MARINE TRANSMISSION Parts scheme
  For full view, you need register

Parts for your 7261 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4F-8824 [1] SEAL  
2. [1] HOUSING ASSEM.  
3. 5L-8151 [1] FERRULE  
4. 3B-2225 [4] DOWEL  
5. 0S-1587 [18] BOLT  
  3B-4508 [18] LOCKWASHER  
6. 2B-1015 [2] BOLT (6.50" long)  
  3B-6753 [2] BOLT (4.75" long)  
7. 2M-1908 [1] FITTING  
  8B-3410 [1] GASKET  
    (Parts of 7L5169 Assem.)
8. 6F-4855 [1] SEAL  
9. 1N-9219 [1] TUBE ASSEM.  
10. 3B-8995 [2] FITTING  
  1F-1344 [4] NUT  
    (1 in each 3B8995, 3B8998 & 3B9003 Fitting)
11. 4S-8385 H TUBE 23.29"  
12. 3B-8998 [1] FITTING  
13. 4L-1334 [2] RETAINER  
14. 0L-1351 [28] BOLT  
15. 5L-8575 [8] LOCK  
16. 5L-8703 [8] LOCK  
17. 4L-1335 [4] RETAINER  
18. 4S-8385 H TUBE 15.71"  
19. 1F-1480 [1] FITTING  
  8F-8997 [1] NUT  
    (Part of 1F1480 Fitting)
20. 3B-9003 [1] FITTING  
21. 0S-1594 [20] BOLT  
22. 5L-3319 [7] LOCK (.75" wide double)  
23. 5L-3318 [2] RETAINER  
24. 3B-1915 [6] BOLT  
25. 0S-2415 [6] LOCK (Single)  
26. 5L-3539 [4] LOCK (.62" wide double)  
27. 8L-8535 [1] RING  
28. 5L-3329 [1] RING  
29. 0S-0509 [8] BOLT  
30. 9S-1333 [6] LOCK  
31. 5L-4866 [1] PAN ASSEM.  
  6L-1568 [4] LUG  
    (Part of 5L4866 Assem.)
32. 6F-0127 [2] SPACER  
33. 0S-1590 [2] BOLT  
34. 0L-1143 [2] BOLT  
  1M-7472 [2] SPACER  
35. 2N-5661 [2] LOCK  
36. 1D-4717 [2] NUT  
  3K-1470 [2] SPACER  
37. 7L-8120 [1] PLATE  
38. 6L-1575 [1] LOCK  
39. 6L-1566 [1] PAN ASSEM.  
40. 2N-8971 [2] RETAINER  
41. 1A-2029 [8] BOLT  
  H   ORDER BY THE FOOT
 

#UEG0140S0017
 

7L-4911: HOUSING GP-MARINE TRANSMISSION

HOUSING (7L4911 N/S)--Part 3 of 3
Serial No. 89B127 to 129, 133, 137 to 141 and 89B144 to 89B146 inclusive
c166672 UEG0140S
7L4911 HOUSING GP-MARINE TRANSMISSION Parts scheme
  For full view, you need register

Parts for your 7261 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4S-6752 [2] SEAL  
2. 3B-8489 [1] FITTING  
3. 8S-9092 [16] BOLT  
  3B-4510 [16] LOCKWASHER  
4. 7L-4923 [1] SPACER  
5. 7L-5171 [1] HOUSING ASSEM.  
6. 2N-2833 [1] GEAR (111 teeth)  
7. 4L-4293 [1] SHAFT  
8. 7M-7260 LIQUID GASKET  
9. 5L-3369 [1] RING  
10. 1N-9091 [1] GEAR (46 teeth)  
11. 4L-8308 [1] BEARING ASSEM.  
12. 9F-8999 [6] BOLT  
  7B-9514 [3] LOCK  
13. 5L-3874 [1] PILOT  
14. 4L-4355 [1] SEAL  
15. 5F-3181 [1] GASKET  
16. 5L-3550 [1] TUBE ASSEM.  
  5F-1678 [1] SEAL  
17. 1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
18. 6H-3959 [28] BOLT  
19. 1D-4623 [16] BOLT  
  3B-4512 [16] LOCKWASHER  
20. 8M-6557 [2] RING (standard)  
  9P-2942 CH [2] RING .77 mm(.030 in.) oversize  
21. 7L-5301 [1] BEARING ASSEM.  
22. 8F-6498 [1] SEAL  
23. 7L-4844 [1] RETAINER  
24. 7L-5287 [1] FLANGE  
25. 9S-1363 [7] BOLT  
  7L-5388 [1] LOCK  
26. 7L-5229 [1] GASKET  
27. 7L-5228 [1] WASHER  
  9L-5012 J [1] TRANSFER (Caterpillar)  
  2N-1324 J [1] TRANSFER (7261)  
  H   NOT PART OF 7L4911 HOUSING GRO
  J   INCLUDES CORPORATE SYMBOL-NOT
  C   INDICATES CHANGE
 

#UEG0140S0018
 

7L-4911: HOUSING GP-MARINE TRANSMISSION

7L4911 HOUSING GROUP--Part 1 of 3
Serial No. 89B130 to 89B132, 89B134 to 89B136, 89B142, 89B143 and
89B147 to 89B512 inclusive
c137617 UEG0140S
7L4911 HOUSING GP-MARINE TRANSMISSION Parts scheme
  For full view, you need register

Parts for your 7261 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5B-0639 [4] WASHER  
2. 3L-9168 [4] EYEBOLT  
3. 0L-1351 [26] BOLT  
4. 3B-4506 [63] LOCKWASHER  
5. 4L-4333 [1] NAMEPLATE  
  4B-4158 [4] SCREW  
6. 1L-9281 [1] BREATHER ASSEM.  
7. 4F-7952 [1] SEAL  
8. 6L-5229 [1] COVER ASSEM.  
  5L-3536 [1] GASKET  
9. 1A-2029 [1] BOLT (1.125" long)  
10. 2N-6226 [1] COVER  
  5F-0149 [1] SEAL  
11. 3S-3440 [1] WASHER  
12. 4S-8598 [1] SCREEN  
13. 4S-8603 [1] TUBE ASSEM.  
14. 8M-7160 [3] MAGNET  
15. 1D-4717 [4] NUT  
16. 0S-1608 [2] BOLT (3.75" long)  
17. 4L-4373 [1] PLUNGER ASSEM.  
18. 5L-3575 [1] GUIDE ASSEM.  
19. 2N-5978 [1] HOUSING ASSEM.  
20. 3D-2871 [4] STUD  
21. 5L-3883 [1] GASKET  
22. 0S-1594 [30] BOLT  
23. 4L-1298 [1] COVER  
  4L-1300 [1] GASKET  
24. 2B-7412 [2] PLUG  
25. 6L-5722 [1] TUBE  
26. 3B-8991 [1] FITTING  
  1F-1344 [2] NUT  
27. 2B-0174 [1] PLUG  
28. 2A-3852 [1] PLUG  
29. 5B-3265 [3] GASKET  
30. 1B-7709 [2] BOLT  
  3B-4510 [2] LOCKWASHER  
 

#UEG0140S0019
 

7L-4911: HOUSING GP-MARINE TRANSMISSION

7L4911 HOUSING GROUP--Part 2 of 3
Serial No. 89B130 to 89B132, 89B134 to 89B136, 89B142, 89B143 and 89B147 to 89B512 inclusive
For Field Replacement of 7L5169 order 3T4975 shown on Page 5V
c141305 UEG0140S
7L4911 HOUSING GP-MARINE TRANSMISSION Parts scheme
  For full view, you need register

Parts for your 7261 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4F-8824 [1] SEAL  
2. 7L-5169 [1] HOUSING ASSEM.  
3. 5L-8151 [1] FERRULE  
4. 3B-2225 [4] DOWEL  
5. 0S-1587 [18] BOLT  
  3B-4508 [18] LOCKWASHER  
6. 2B-1015 [2] BOLT (6.50" long)  
  3B-6753 [2] BOLT (4.75" long)  
7. 2M-1908 [1] FITTING  
  8B-3410 [1] GASKET  
8. 6F-4855 [1] SEAL  
9. 1N-9219 [1] TUBE ASSEM.  
10. 3B-8995 [2] FITTING  
  1F-1344 [4] NUT  
    (1 in each 3B8995, 3B8998 & 3B900 Fitting)
11. 4S-8385 H TUBE 23.29"  
12. 3B-8998 [1] FITTING  
13. 4L-1334 [2] RETAINER  
14. 0L-1351 [28] BOLT  
15. 5L-8575 [8] LOCK  
16. 5L-8703 [8] LOCK  
17. 4L-1335 [4] RETAINER  
18. 4S-8385 H TUBE 15.71"  
19. 1F-1480 [1] FITTING  
  8F-8997 [1] NUT  
20. 3B-9003 [1] FITTING  
21. 0S-1594 [20] BOLT  
22. 5L-3319 [7] LOCK (.75" WIDE-DOUBLE)  
23. 5L-3318 [2] RETAINER  
24. 2A-4639 C [6] BOLT  
25. 0S-2415 [6] LOCK (Single)  
26. 5L-3539 [4] LOCK (.62" wide-double)  
27. 8L-8535 [1] RING  
28. 5L-3329 [1] RING  
29. 0S-0509 [8] BOLT  
30. 9S-1333 [6] LOCK  
31. 5L-4866 [1] PAN ASSEM.  
  6L-1568 [4] LUG  
32. 6F-0127 [2] SPACER  
33. 0S-1590 [2] BOLT  
34. 0L-1143 [2] BOLT  
  1M-7472 [2] SPACER  
35. 2N-5661 [2] LOCK  
36. 1D-4717 [2] NUT  
  3K-1470 [2] SPACER  
37. 7L-8120 [1] PLATE  
38. 6L-1575 [1] LOCK  
39. 6L-1566 [1] PAN ASSEM.  
40. 2N-8971 [2] RETAINER  
41. 1A-2029 [8] BOLT  
42. 4B-4278 C [4] WASHER  
  C   INDICATES CHANGE
  H   ORDER BY THE FOOT
 

Information:

General Service Information
Upper Shaft And Clutch Removal
7261 MARINE GEAR
Upper Shaft And Clutch Installation
7261 MARINE GEAR
Planetary Section Removal
7261 MARINE GEAR
Planetary Shaft And Bearing Removal
7261 MARINE GEAR
Planetary Section Assembly
7261 MARINE GEAR
Astern And Ahead Clutches
7261 MARINE GEAR
Dump Valves
7261 MARINE GEAR
Lower Shaft
7261 MARINE GEAR
Idler Shaft
7261 MARINE GEAR
Clutch Drive Spider And Oil Pump Drive Shaft
7261 MARINE GEAR
Main Shaft
7261 MARINE GEAR
Engine News
New Ahead Main Shaft Assembly Gives A Tighter Fit; Dimensions For The Fit Of Shafts And Gears
1981/04/22
New Spacer And Plate Used In Transmission Lower Shaft Groups
1981/04/22
Different Check Valve Gives Faster Shifts
1981/05/20
New Spacer; New Shaft Assembly Permits Pressure Lubrication Of Sun Gear
1981/12/16
New Poppet Valve Will Decrease Chatter
1982/02/24
Improved Lubrication System
1982/09/22
Larger Oil Pump Used To Give Better Clutch Cooling And Bearing Lubrication
1983/10/26
Drive Block Retainer Plates Are No Longer Used
1984/01/18
New Suction Tube And Strainer Housing Give Better Access To O-Ring Seal
1984/04/11
New Transmission Control Valve And Pressure Relief Valve Are Used With High Flow Oil Pump
1985/03/01
New Main Shaft Bearing Assembly Has Reduced End Play
1985/04/01
Improved Clutch Disc And Cooling Oil Flow
1986/01/01
New Oil Viscosity Recommendations For All 7200 Series Marine Transmissions
1986/02/01
2N4620 Rubber Drive Block Reinstated For Parts Service
1990/03/01
Planetary Housing Requires Two Ball Plugs
1990/11/01
Special Instruction
Alignment Of Caterpillar Marine Transmissions And Marine Engines{1000, 3300}
Alignment Of Caterpillar Marine Transmissions And Marine Engines{1000, 3300}
Installation Of 3N6351, 3N8285, 3N9095 And 7T5287 Modulating Valve Groups In Marine Transmissions{3300}
Installation Of 3N6351, 3N8285, 3N9095 And 7T5287 Modulating Valve Groups In Marine Transmissions{3300}
Installation Of Replacement Drive Sleeve For Marine Transmission Oil Pump{3310}
Installation Of Replacement Drive Sleeve For Marine Transmission Oil Pump{3310}
Installation Of 5N1948 And 2W3037 Sound Isolation Mounting Groups{1000, 3300, 7060}
Installation Of 5N1948 And 2W3037 Sound Isolation Mounting Groups{1000, 3300, 7060}
Modification of Marine Transmission Lubrication System{3300}
Modification of Marine Transmission Lubrication System{3300}
Specifications
Oil Pump<BR> (2N6336)
7261 MARINE GEAR
Directional Clutch<BR> (7L4912)
7261 MARINE GEAR
Oil Filter Group<BR> (2S6457)
7261 MARINE GEAR
Systems Operation
Systems Operation
7261 MARINE GEAR
Testing and Adjusting
Testing And Adjusting
7261 MARINE GEAR
Service Magazine
Oil Pump Drive Sleeves Now Available Separately For Parts Service{3300}
1980/06/02
New Spacer And Plate Used In Transmission Lower Shaft Groups{3307}
1981/04/06
New Ahead Main Shaft Assembly Gives A Tighter Fit; Dimensions For The Fit Of Shafts And Gears{3300}
1981/04/13
New Spacer; New Shaft Assembly Permits Pressure Lubrication Of Sun Gear{3304,3307}
1981/11/30
Larger Oil Pump Used To Give Better Clutch Cooling And Bearing Lubrication{3310,3302,3307}
1983/09/05
Drive Block Retainer Plates Are No Longer Used{3305}
1984/01/09
New Suction Tube And Strainer Housing Give Better Access To O-Ring Seal{3310,3311}
1984/03/12
New Transmission Control Valve And Pressure Relief Valve Are Used With High Flow Oil Pump{3313,3310}
1985/02/18
New Main Shaft Bearing Assembly Has Reduced End Play{3306}
1985/03/25
Oil Pump Flow Increased{3310,3314}
1985/07/01
Improved Clutch Disc And Cooling Oil Flow{3300,3302,3303,3306}
1985/12/16
New Oil Viscosity Recommendations For All 7200 Series Marine Transmissions{3351}
1986/02/03
Self Locking Bolts Or Hardened Washers Used In Place Of Sheet Metal Locks{3300}
1977/05/30
Improved Oil Suction Tube Assembly {3300,3302}
1978/04/17
Planetary Housing Requires Two Ball Plugs{3160}
1990/11/19

Caterpillar Parts SIS Catalog 7261 :

6T-5780 TRANSMISSION AR
5N-5154 TRANSMISSION AR
5N-5153 TRANSMISSION AR
5N-5152 TRANSMISSION AR
5N-5151 TRANSMISSION AR
5N-5150 TRANSMISSION AR
5N-5149 TRANSMISSION AR
5N-5148 TRANSMISSION AR
6T-5782 TRANSMISSION AR
HOUSING GP-MARINE TRANSMISSION
7L-4911 HOUSING GP-MARINE TRANSMISSION
HOUSING GP-MARINE TRANSMISSION
7L-4911 HOUSING GP-MARINE TRANSMISSION
HOUSING GP-MARINE TRANSMISSION
7L-4911 HOUSING GP-MARINE TRANSMISSION
HOUSING GP-MARINE TRANSMISSION
7L-4911 HOUSING GP-MARINE TRANSMISSION
HOUSING GP-MARINE TRANSMISSION
7L-4911 HOUSING GP-MARINE TRANSMISSION
HOUSING GP-MARINE TRANSMISSION
7L-4911 HOUSING GP-MARINE TRANSMISSION
HOUSING GP-MARINE TRANSMISSION
7L-4911 HOUSING GP-MARINE TRANSMISSION

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