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101-7738 VALVE GP-AIR CONTROL S/N 4SK1-UP PART OF 8X-4939 CONTROL GP-SERVICE BRAKE ALSO AN ATTACHMENT 621F


BRAKING SYSTEM
VALVE GP
STEERING SYSTEM
CYLINDER GP
LINES GP
PUMP GP

WHEEL TRACTOR 621F WHEEL TRACTOR 4SK
 621F Wheel Tractor Scraper 4SK00001-UP (MACHINE) POWERED BY 3406 Engine SEBP2255 621F 4SK   (1993)

BRAKING SYSTEM

VALVE GP
4D-0487 VALVE AS-CHECK
VALVE AS-PARK & SECONDARY BRK
7K-2738 VALVE AS-PARK & SECONDARY BRK
VALVE GP-AIR CONTROL
101-7738 VALVE GP-AIR CONTROL
VALVE GP-CHECK
9D-0338 VALVE GP-CHECK
VALVE GP-CHECK
4T-9406 VALVE GP-CHECK
VALVE GP-RELIEF
133-7553 VALVE GP-RELIEF
 

#SEBP22550460
 

101-7738: VALVE GP-AIR CONTROL

101-7738 VALVE GP-AIR CONTROL
S/N 4SK1-UP
PART OF 8X-4939 CONTROL GP-SERVICE BRAKE
ALSO AN ATTACHMENT
i00158365 SEBP2255
1017738 VALVE GP-AIR CONTROL Parts scheme
  For full view, you need register

Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 117-1226 [1] VALVE AS-AIR  
2. 117-1229 [1] BOOT  
3. 117-1230 [1] PEDAL  
4. 065-1655 [1] COVER-RUBBER  
5. 054-9012 [1] CARTRIDGE AS  
  3D-8352 [1] RING-RETAINING  
  4B-1218 [1] SCREW-MACHINE (6-32X0.25-IN)  
  9B-1586 [1] WASHER (0.14X0.313X0.029-IN THK)  
6. 8D-7047 [1] PIN-TREADLE  
7. 8S-7803 [2] RING-RETAINING  
8. 8D-7051 [1] PIN  
   
    AVAILABLE REPAIR KIT(S):
  117-1227 [1] KIT-AIR VALVE  
 

#SEBP22550461
 

9D-0338: VALVE GP-CHECK

9D-0338 VALVE GP-CHECK
S/N 4SK1-UP
PART OF 8X-4939 CONTROL GP-SERVICE BRAKE, 123-7042 MODIFICATION AR-CAB
ALSO AN ATTACHMENT
i00148048 SEBP2255
9D0338 VALVE GP-CHECK Parts scheme
  For full view, you need register

Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2R-1532 [1] GUIDE-SHUTTLE  
2. 3D-4869 [1] SHUTTLE  
3. 2R-9614 [1] CAP  
4. 4M-5281 [2] BOLT (1/4-20X0.75-IN)  
5. 3D-4245 [1] SEAL-O-RING  
 

#SEBP22550462
 

9T-6685: CYLINDER GP-SERVO STEERING

9T-6685 CYLINDER GP-SERVO STEERING
S/N 4SK1-UP
38.1-MM (1.5-IN) BORE X 214-MM (8.425-IN) STROKE
PART OF 8X-4923 HITCH & STEERING AR
i00148068 SEBP2255
9T6685 CYLINDER GP-SERVO STEERING Parts scheme
  For full view, you need register

Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9T-6683 [1] HEAD  
2. 9F-2167 [2] SCREW-PURGE (3/8-24X1.164-IN)  
4. 1U-3901 [1] ROD-PISTON  
5. 1U-4010 [1] HEAD  
6. 1U-4011 [1] TUBE  
7. 2P-8376 [2] RING-RETAINING  
8. 3G-8136 [2] RETAINER  
9. 3G-8138 [1] PISTON  
10. 5J-9073 J [1] RING-WEAR  
11. 5J-9822 J [2] SEAL AS  
12. 5P-9962 [2] BEARING-ALIGNING  
13. 6F-6673 J [2] SEAL-O-RING  
14. 386-4246 J [2] SEAL-U-CUP  
15. 6J-1879 J [2] WIPER-ROD  
16. 6V-0580 [4] BOLT (3/8-16X14.5-IN)  
17. 6V-8179 [4] RING-RETAINING  
18. 9J-4782 [2] PROTECTOR  
19. 9T-6682 [1] ROD  
   
    AVAILABLE REPAIR KIT(S):
  365-1382 J [1] KIT-HYD CYLINDER SEAL  
    (INCLUDES SEALS & RINGS)
    (FOR USE WITH REHS1392)
  J   KIT MARKED J SERVICES PART(S) MARKED J
 

#SEBP22550463
 

3G-5192: CYLINDER GP-STEERING

3G-5192 CYLINDER GP-STEERING
S/N 5JK1-UP
127-MM (5-IN) BORE X 1127.8-MM (44.4-IN) STROKE. 2 REQUIRED
PART OF 8X-6562 CONTROL AR-HYDRAULIC
i00157694 SEBP2255
3G5192 CYLINDER GP-STEERING Parts scheme
  For full view, you need register

Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5J-5731 [1] LOCKNUT (1-3/4-12-THD)  
2. 3G-5191 [1] CYLINDER AS  
  0T-0102 [2] BOLT (3/8-16X0.625-IN)  
  0T-0690 [4] BOLT (7/8-9X1.5-IN)  
  2D-0094 [1] GASKET  
  7J-3554 [1] COVER  
  6J-6043 [2] BUSHING  
3. 8J-7375 [1] ROD AS  
4. 9J-1676 [1] BUSHING  
5. 9T-8563 [1] PISTON  
6. 5F-3144 JNS [1] SEAL-O-RING  
7. 2K-4096 JNS [1] RING-BACKUP  
8. 289-2937 JNPS [1] SEAL AS-BUFFER  
9. 289-2948 JNPS [1] SEAL-U-CUP  
10. 225-3281 JNPS [1] SEAL-WIPER  
11. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
12. 1D-4628 [4] BOLT (7/8-9X3.25-IN)  
  9H-1031 [4] WASHER-HARD (24X41.5X6-MM THK)  
13. 9T-6863 [1] HEAD  
14. 9X-7264 JNS [1] SEAL AS  
15. 4J-4630 N [1] RING-WEAR  
16. 8T-5668 JNP [1] RING-WEAR  
   
    AVAILABLE REPAIR KIT(S):
  242-2542 J [1] KIT-SEAL (HYDRAULIC CYLINDER)  
    (INCLUDES RINGS & SEALS)
    (STANDARD SIZE BORE)
  243-0384 N [1] KIT-SEAL (HYDRAULIC CYLINDER)  
    (INCLUDES RINGS & SEALS)
    (STANDARD SIZE BORE)
  243-0385 P [1] KIT-HYDRAULIC CYLINDER  
    (INCLUDES RINGS & SEALS)
    (OVERSIZE BORE 0.76-MM)
  243-0386 S [1] KIT-HYDRAULIC CYLINDER  
    (INCLUDES RINGS & SEALS)
    (STANDARD SIZE BORE)
    (ALL KITS ABOVE FOR USE WITH REHS1392)
  J   KIT MARKED J SERVICES PART(S) MARKED J
  N   KIT MARKED N SERVICES PART(S) MARKED N
  P   KIT MARKED P SERVICES PART(S) MARKED P
  R   REMANUFACTURED PART MAY BE AVAILABLE
  S   KIT MARKED S SERVICES PART(S) MARKED S
 

#SEBP22550464
 

8W-9680: LINES GP-SECONDARY STEERING

8W-9680 LINES GP-SECONDARY STEERING
S/N 4SK1-1199
PART OF 2A-6369 STEERING AR-SECONDARY
AN ATTACHMENT
i00158269 SEBP2255
8W9680 LINES GP-SECONDARY STEERING Parts scheme
  For full view, you need register

Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8W-0196 [1] ADAPTER  
2. 8W-1195 [1] ELBOW  
3. 9T-2553 [2] VALVE GP-CHECK (SECONDARY STEERING)  
4. 109-1096 [1] TUBE AS  
5. 112-1721 I [1] HOSE AS  
6. 148-8425 [1] TEE AS  
7. 148-8443 [1] TEE AS  
  3J-1907 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  7X-2459 [1] ADAPTER-TEE  
8. 163-0183 I [1] HOSE AS  
9. 206-6279 I [1] HOSE AS  
10. 148-8378 [1] ELBOW AS  
  6V-8724 [1] ELBOW  
  6V-8397 [1] SEAL-O-RING  
  3J-1907 [1] SEAL-O-RING  
11. 150-3065 [1] ELBOW AS  
  6V-0484 [1] ELBOW  
  3J-1907 [1] SEAL-O-RING  
12. 1P-3705 [1] SEAL-RECTANGULAR  
13. 1P-4577 [2] FLANGE-HALF  
14. 1P-4579 [4] FLANGE-HALF  
15. 3J-1907 [2] SEAL-O-RING  
16. 4J-0520 [1] SEAL-O-RING  
17. 4J-0524 [2] SEAL-O-RING  
18. 5J-5793 [4] BOLT-12 POINT HEAD (1/2-13X2-IN)  
19. 5K-9090 [2] SEAL-O-RING  
20. 5M-3062 [2] BOLT (3/8-16X0.75-IN)  
21. 5P-2424 [4] BOLT (1/2-13X2.25-IN)  
22. 5S-7382 [4] BOLT (3/8-16X1.375-IN)  
23. 6D-4246 [3] CLIP (LOOP)  
24. 6J-2680 [1] SEAL-O-RING  
25. 6V-3965 [1] FITTING (QUICK DISCONNECT)  
26. 7M-8485 [2] SEAL-O-RING  
27. 8T-4223 [12] WASHER-HARD (13.5X25.5X3-MM THK)  
28. 8T-4896 [6] WASHER-HARD (10.2X18.5X2.5-MM THK)  
29. 8T-8919 [8] BOLT (1/2-13X1.75-IN)  
30. 9S-4191 [1] PLUG (9/16-18-THD)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
 

#SEBP22550465
 

8W-0575: LINES GP-STEERING

8W-0575 LINES GP-STEERING
S/N 5JK1-99999
PART OF 8X-6562 CONTROL AR-HYDRAULIC
i00157715 SEBP2255
8W0575 LINES GP-STEERING Parts scheme
  For full view, you need register

Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-7577 I [2] HOSE AS  
2. 8J-7734 I [2] HOSE AS  
3. 8X-1143 C [8] CLAMP  
4. 8X-1146 C [8] SPACER (10.3X15.9X60.7-MM THK)  
5. 5T-9474 [1] TUBE AS  
6. 5T-9475 [1] TUBE AS  
7. 214-5180 [1] TUBE AS  
8. 214-5181 [1] TUBE AS  
9. 1P-3703 [2] SEAL-RECTANGULAR  
10. 1P-4576 [8] FLANGE-HALF  
11. 1P-4577 [12] FLANGE-HALF  
12. 1P-5760 [4] FLANGE-HALF  
13. 1S-1445 [4] PLATE  
14. 4J-0520 [4] SEAL-O-RING  
15. 4J-5267 [4] SEAL-O-RING  
16. 5S-7382 [40] BOLT (3/8-16X1.375-IN)  
17. 5S-7383 [8] BOLT (3/8-16X1.75-IN)  
18. 7X-0290 [4] BOLT (3/8-16X3.5-IN)  
19. 8C-4436 [4] BOLT (1/2-13X1.375-IN)  
20. 8T-4223 [4] WASHER-HARD (13.5X25.5X3-MM THK)  
21. 8T-4896 [56] WASHER-HARD (10.2X18.5X2.5-MM THK)  
22. 8T-8915 [4] BOLT (3/8-16X3.25-IN)  
23. 9F-2167 [2] SCREW-PURGE (3/8-24X1.164-IN)  
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
 

#SEBP22550466
 

8X-4975: LINES GP-STEERING

8X-4975 LINES GP-STEERING
S/N 4SK1-UP
PART OF 8X-4922 CHASSIS AR
i00158310 SEBP2255
8X4975 LINES GP-STEERING Parts scheme 8X4975 LINES GP-STEERING Parts scheme
  For full view, you need register

Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7X-0312 [2] BOLT (7/16-14X2.5-IN)  
2. 8T-5360 [12] WASHER (12X22.5X2.5-MM THK)  
3. 7X-0315 [2] BOLT (7/16-14X3.25-IN)  
4. 164-5602 [1] PLUG AS  
  2S-4078 [1] SEAL-O-RING  
  8J-5914 [1] PLUG  
8. 2G-5341 [1] ELBOW  
9. 4J-5573 [1] SEAL-O-RING  
10. 1P-4578 [4] FLANGE-HALF  
11. 8T-8916 [4] BOLT (7/16-14X1.5-IN)  
12. 5T-9820 I [1] HOSE AS  
13. 4J-0522 [3] SEAL-O-RING  
14. 5P-7468 [4] CLIP (SLOT)  
15. 5P-7469 [4] CLIP (TAB)  
16. 5P-8444 [4] GROMMET (37-MM ID)  
17. 4L-6454 [12] BOLT (3/8-16X1-IN)  
18. 5P-1075 [23] WASHER-HARD (10.2X22.5X3-MM THK)  
20. 148-8364 [1] ELBOW AS  
  6V-8625 [1] ELBOW  
  3K-0360 [1] SEAL-O-RING  
  6V-8398 [1] SEAL-O-RING  
22. 1P-4579 [2] FLANGE-HALF  
23. 5P-2566 [6] BOLT (1/2-13X1.5-IN)  
24. 8T-4223 [12] WASHER-HARD (13.5X25.5X3-MM THK)  
25. 4J-0524 [1] SEAL-O-RING  
26. 5K-9090 [2] SEAL-O-RING  
27. 8C-3443 [1] CONNECTOR  
28. 7M-8485 [1] SEAL-O-RING  
29. 9T-4996 Y [1] SCREEN GP (STEERING PUMP OUTLET)  
30. 164-4180 [1] PLUG AS  
  9S-4181 [1] PLUG (1-5/16-12-THD)  
  7M-8485 [1] SEAL-O-RING  
31. 8J-8197 [2] CLIP  
32. 8X-8891 I [1] HOSE AS  
33. 8X-8920 [1] PLATE AS  
34. 8T-4835 [3] BOLT (1/2-13X2-IN)  
35. 206-6276 [1] TUBE AS  
36. 1P-3707 [1] SEAL-RECTANGULAR  
38. 7K-1181 [1] STRAP-CABLE  
39. 8X-8889 I [1] HOSE AS  
40. 8X-8888 I [1] HOSE AS  
41. 148-8444 [1] TEE AS-SWIVEL  
  6V-9837 [1] TEE-SWIVEL  
  6V-8398 [2] SEAL-O-RING  
42. 148-8354 [7] ELBOW AS  
    (EACH INCLUDES)
  6V-9002 [1] ELBOW  
  3K-0360 [1] SEAL-O-RING  
  6V-8398 [1] SEAL-O-RING  
43. 6E-4069 Y [1] VALVE GP-STEERING  
44. 7X-0341 [3] BOLT (1/2-13X7-IN)  
45. 8X-8890 I [1] HOSE AS  
48. 163-0184 I [1] HOSE AS  
49. 8X-8886 I [1] HOSE AS  
50. 8X-8884 I [1] HOSE AS  
51. 8X-8885 I [1] HOSE AS  
52. 8X-8883 I [1] HOSE AS  
53. 8X-8887 I [1] HOSE AS  
54. 4J-5267 [1] SEAL-O-RING  
55. 1P-4576 [2] FLANGE-HALF  
56. 5S-7382 [4] BOLT (3/8-16X1.375-IN)  
57. 8X-9520 [1] BRACKET AS  
58. 2P-3572 [1] CLAMP  
59. 8X-9468 [1] BRACKET AS  
60. 6V-8801 [2] NUT (3/8-16-THD)  
61. 7G-3833 [2] CLIP (TAB)  
62. 7G-3834 [2] CLIP (SLOT)  
63. 7G-3832 [2] GROMMET  
64. 6D-4636 [4] CLIP (LOOP)  
66. 4L-9337 [2] BOLT (3/8-16X1.5-IN)  
67. 8X-9521 [1] BRACKET AS  
68. 148-8457 [4] UNION AS (STRAIGHT)  
    (EACH INCLUDES)
  6V-8995 [1] UNION (STRAIGHT)  
  6V-8398 [2] SEAL-O-RING  
69. 6V-9169 [6] NUT (13/16-16-THD)  
70. 5K-1094 [6] LOCKWASHER  
71. 8X-8893 [1] PLATE  
72. 155-9560 I [2] HOSE AS  
73. 5T-2795 [8] CLAMP  
74. 4L-6459 [8] BOLT (3/8-16X2.5-IN)  
75. 4J-0520 [4] SEAL-O-RING  
76. 9S-4183 [1] PLUG (1-1/16-12-THD)  
78. 5T-9804 I [2] HOSE AS  
79. 8W-6113 I [1] HOSE AS  
80. 8X-7072 I [1] HOSE AS  
81. 8W-8535 [1] TUBE AS  
82. 8W-8536 [1] TUBE AS  
83. 6V-8981 [2] ELBOW  
84. 3G-8054 [1] CLIP (TAB)  
85. 3G-8057 [1] CLIP (SLOT)  
86. 3G-8047 [1] GROMMET  
87. 5T-2739 [1] TUBE AS  
88. 2P-1293 [2] LOCKNUT (1-3/16-12-THD)  
89. 6V-9746 [3] SEAL-O-RING  
90. 7I-4673 [1] TUBE AS  
91. 3K-7942 [2] CLAMP  
92. 8T-8919 [1] BOLT (1/2-13X1.75-IN)  
93. 6V-8188 [1] NUT (1/2-13-THD)  
94. 2A-6826 [1] BRACKET AS  
95. 5P-1076 [2] WASHER-HARD (13.5X30X4-MM THK)  
96. 4S-1962 [1] CLIP (LOOP)  
97. 8T-2502 [5] BOLT (3/8-16X1.125-IN)  
98. 5M-3062 [2] BOLT (3/8-16X0.75-IN)  
99. 8T-4896 [12] WASHER-HARD (10.2X18.5X2.5-MM THK)  
100. 8C-6877 [4] BOLT (7/16-14X1.75-IN)  
101. 6V-3965 [1] FITTING (QUICK DISCONNECT)  
102. 6V-0852 [1] CAP-DUST  
103. 148-8407 [1] PLUG AS  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  Y   SEPARATE ILLUSTRATION
 

#SEBP22550467
 

8X-4955: PUMP & MTG GP-STEERING

8X-4955 PUMP & MTG GP-STEERING -HMU
S/N 4SK1-UP
PART OF 8X-4921, 8X-8657 CAB AR
Type 1
ALSO AN ATTACHMENT
i00158291 SEBP2255
8X4955 PUMP & MTG GP-STEERING Parts scheme
  For full view, you need register

Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6E-0129 Y [1] PUMP GP-METERING (HMU)  
2. 4L-6454 [4] BOLT (3/8-16X1-IN)  
3. 8T-4896 [4] WASHER-HARD (10.2X18.5X2.5-MM THK)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP22550468
 

8X-4955: PUMP & MTG GP-STEERING

8X-4955 PUMP & MTG GP-STEERING -HMU
S/N 4SK1-UP
PART OF 8X-4921, 8X-8657 CAB AR
Type 2
ALSO AN ATTACHMENT
i00158292 SEBP2255
8X4955 PUMP & MTG GP-STEERING Parts scheme
  For full view, you need register

Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 119-8771 CY [1] PUMP GP-METERING (HMU)  
2. 4L-6454 [4] BOLT (3/8-16X1-IN)  
3. 8T-4896 [4] WASHER-HARD (10.2X18.5X2.5-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP22550469
 

8X-4955: PUMP & MTG GP-STEERING

8X-4955 PUMP & MTG GP-STEERING -HMU
S/N 4SK1-UP
PART OF 8X-4921, 8X-8657 CAB AR
Type 3
ALSO AN ATTACHMENT
i00968459 SEBP2255
8X4955 PUMP & MTG GP-STEERING Parts scheme
  For full view, you need register

Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 124-7800 CY [1] PUMP GP-METERING (HMU)  
2. 4L-6454 [4] BOLT (3/8-16X1-IN)  
3. 8T-4896 [4] WASHER-HARD (10.2X18.5X2.5-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

Information:

Service Magazine
243-3133 Quick Connect Coupler (Fluid Sampling) Provides A Coupler for Portable Particle Analyzers {0707, 0717, 0731, 0732, 0738}
2004/07/01

Caterpillar Parts SIS Catalog 621F :

VALVE AS-PARK & SECONDARY BRK
7K-2738 VALVE AS-PARK & SECONDARY BRK
4D-0487 VALVE AS-CHECK
TANK GP-AIR
8X-4978 TANK GP-AIR
TANK GP-AIR
120-9789 TANK GP-AIR
SLACK ADJUSTER GP
5D-5755 SLACK ADJUSTER GP
SLACK ADJUSTER GP
5D-5754 SLACK ADJUSTER GP
SLACK ADJUSTER GP
5D-5749 SLACK ADJUSTER GP
SLACK ADJUSTER GP
169-2904 SLACK ADJUSTER GP
VALVE GP-CHECK
9D-0338 VALVE GP-CHECK
CYLINDER GP-SERVO STEERING
9T-6685 CYLINDER GP-SERVO STEERING
CYLINDER GP-STEERING
3G-5192 CYLINDER GP-STEERING
LINES GP-SECONDARY STEERING
8W-9680 LINES GP-SECONDARY STEERING
LINES GP-STEERING
8W-0575 LINES GP-STEERING
LINES GP-STEERING
8X-4975 LINES GP-STEERING
PUMP & MTG GP-STEERING
8X-4955 PUMP & MTG GP-STEERING
PUMP & MTG GP-STEERING
8X-4955 PUMP & MTG GP-STEERING

Truck sale:

Caterpillar 621F
 
Caterpillar 621F
- Road Scraper
QUINN COMPANY
 
 
Caterpillar 621F
- Road Scraper
BLANCHARD MACHINERY CO.
Caterpillar 621F, Frezen, Bouw
85.900 
Caterpillar 621F, Frezen, Bouw
- Scrapers
CARTER MACHINERY COMPANY, INC.
Caterpillar 621F, Construction
52,500 
Caterpillar 621F, Construction
- Scrapers
HOLT CAT
Caterpillar 621F, Construction
45,500 
Caterpillar 621F, Construction
- Scrapers
CARTER MACHINERY COMPANY, INC.
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