HYDRAULIC SYSTEM
PUMP GPVALVE GP
PUMP GP
TANK GP
HYDRAULIC SYSTEM
PUMP GP#UEG0737S0500
8J-8412: HEAD GP-PUMP
8J8412 PUMP CONTROL HEAD GROUP--Type 1
Part of 8J6855 Piston Pump Group shown on Pages 152, 153A & 153C
8J6074 and 8J8373 Valve parts are shown on Page 155
Part of 8J6855 Piston Pump Group shown on Pages 152, 153A & 153C
8J6074 and 8J8373 Valve parts are shown on Page 155
Parts for your 16G MOTOR GRADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8J-5472 | [7] | RING | |
| 8J-8725 | [7] | SEAL | ||
| 2. | 8J-6074 Y | [1] | VALVE GROUP | |
| 3. | 8J-8373 Y | [1] | VALVE GROUP | |
| (Separate Illustration) | ||||
| 4. | 8J-4643 | [1] | HEAD | |
| 5. | 8J-2028 | [1] | SPACER | |
| 6. | 8J-5838 | [1] | SPRING (outer) | |
| 7. | 8J-5839 | [1] | SPRING (inner) | |
| 8. | 8J-5841 | [1] | SEAT | |
| 9. | 8J-5842 | [1] | PISTON | |
| 10. | 8J-5837 | [1] | SPACER | |
| 11. | 8J-5835 | [5] | SPACER (use as required) | |
| 12. | 9S-8002 | [6] | PLUG | |
| 3J-7354 | [6] | SEAL | ||
| 13. | 8J-5535 | [1] | COVER | |
| 8J-8343 | [1] | SEAL | ||
| 14. | 8J-5836 | [1] | GASKET | |
| 15. | 8J-5476 | [1] | SEAL | |
| 16. | 8J-0422 | [1] | CUP | |
| 17. | 2D-0598 | [2] | SEAL | |
| 18. | 3J-6418 | [1] | BOLT | |
| 19. | 3B-4506 | [2] | LOCKWASHER | |
| 20. | 5B-5821 | [2] | DOWEL | |
| 21. | 8J-8342 | [1] | COVER | |
| 22. | 5H-6005 | [1] | SEAL | |
| 23. | 1B-2790 | [4] | BOLT | |
| 3B-4505 | [4] | LOCKWASHER | ||
| 24. | 4J-2184 | [1] | FITTING | |
| 4J-2207 | [1] | NUT | ||
| 4J-2208 | [1] | SLEEVE | ||
| 3J-7354 | [1] | SEAL | ||
| 25. | 9S-8001 | [1] | PLUG | |
| 4J-7533 | [1] | SEAL | ||
| 26. | 8J-5569 | [1] | TUBE | |
| 27. | 6K-8179 | [1] | CLIP | |
| 28. | 4J-2969 | [1] | FITTING | |
| 4J-2207 | [1] | NUT | ||
| 4J-2208 | [1] | SLEEVE | ||
| 3J-7354 | [1] | SEAL | ||
| 29. | 8J-6231 | [4] | RETAINER | |
| 30. | 8J-8462 | [4] | SHIM (use as required) | |
| 31. | 7F-1866 | [1] | BOLT | |
| 32. | 8J-8461 | [1] | STEM | |
| 33. | 8J-5593 | [1] | PISTON | |
| 34. | 8J-8413 | [1] | PLUG | |
| 3D-2824 | [1] | SEAL | ||
| 35. | 2A-1695 | [1] | SPRING | |
| 36. | 6F-4718 | [1] | SEAL | |
| Y | SEPARATE ILLUSTRATION | |||
#UEG0737S0501
8J-8412: HEAD GP-PUMP
PUMP CONTROL HEAD (8J8412 N/S)--Type 2
Part of 8J6855 Piston Pump Group shown on Page 152
8J8373 and 8J6074 Valve parts are shown on Page 155
Part of 8J6855 Piston Pump Group shown on Page 152
8J8373 and 8J6074 Valve parts are shown on Page 155
Parts for your 16G MOTOR GRADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8J-5472 | [7] | RING | |
| 8J-8725 | [7] | SEAL | ||
| 2. | 8J-6074 | [1] | VALVE GROUP | |
| 3. | 8J-8373 Y | [1] | VALVE GROUP | |
| (Separate Illustration) | ||||
| 4. | 9J-4775 C | [1] | HEAD | |
| 5. | 8J-2028 | [1] | SPACER | |
| 6. | 8J-5838 | [1] | SPRING (outer) | |
| 7. | 8J-5839 | [1] | SPRING (inner) | |
| 8. | 8J-5841 | [1] | SEAT | |
| 9. | 8J-5842 | [1] | PISTON | |
| 10. | 8J-5837 | [1] | SPACER | |
| 11. | 8J-5835 | [5] | SPACER (use as required) | |
| 12. | 9S-8002 | [6] | PLUG | |
| 3J-7354 | [6] | SEAL | ||
| 13. | 8J-5535 | [1] | COVER | |
| 14. | 8J-5836 | [1] | GASKET | |
| 15. | 8J-5476 | [1] | SEAL | |
| 16. | 8J-0422 | [1] | CUP | |
| 17. | 2D-0598 | [2] | SEAL | |
| 18. | 3J-6418 | [1] | BOLT | |
| 19. | 3B-4506 | [2] | LOCKWASHER | |
| 20. | 5B-5821 | [2] | DOWEL | |
| 21. | 9J-4776 C | [1] | COVER | |
| 22. | 5H-6005 | [1] | SEAL | |
| 23. | 1B-2790 | [4] | BOLT | |
| 3B-4505 | [4] | LOCKWASHER | ||
| 24. | 8J-8343 C | [2] | SEAL | |
| 25. | 9S-8001 | [1] | PLUG | |
| 4J-7533 | [1] | SEAL | ||
| 26. | 8J-8413 | [1] | PLUG | |
| 3D-2824 | [1] | SEAL | ||
| 27. | 2A-1695 | [1] | SPRING | |
| 28. | 6F-4718 | [1] | SEAL | |
| 29. | 8J-6231 | [4] | RETAINER | |
| 30. | 8J-8462 | [4] | SHIM (use as required) | |
| 31. | 7F-1866 | [1] | BOLT | |
| 32. | 8J-8461 | [1] | STEM | |
| 33. | 8J-5593 | [1] | PISTON | |
| C | INDICATES CHANGE | |||
| Y | SEPARATE ILLUSTRATION | |||
#UEG0737S0502
8J-8412: HEAD GP-PUMP
8J8412 PUMP CONTROL HEAD GROUP--Type 3
Part of 8J6855 Piston Pump Group shown on Pages 152, 153A and 153C
9J4986 and 8J8373 Valve parts are shown on Pages 154C and 155
Part of 8J6855 Piston Pump Group shown on Pages 152, 153A and 153C
9J4986 and 8J8373 Valve parts are shown on Pages 154C and 155
Parts for your 16G MOTOR GRADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8J-5472 | [7] | RING | |
| 8J-8725 | [7] | SEAL | ||
| 2. | 9J-4986 C | [1] | VALVE GROUP | |
| 3. | 8J-8373 Y | [1] | VALVE GROUP | |
| (Separate Illustration) | ||||
| 4. | 9J-7732 C | [1] | HEAD | |
| 5. | 8J-2028 | [1] | SPACER | |
| 6. | 8J-5838 | [1] | SPRING (outer) | |
| 7. | 8J-5839 | [1] | SPRING (inner) | |
| 8. | 8J-5841 | [1] | SEAT | |
| 9. | 8J-5842 | [1] | PISTON | |
| 10. | 8J-5837 | [1] | SPACER | |
| 11. | 8J-5835 | [5] | SPACER (use as required) | |
| 12. | 9S-8002 | [6] | PLUG | |
| 3J-7354 | [6] | SEAL | ||
| 13. | 8J-5535 | [1] | COVER | |
| 14. | 8J-5836 | [1] | GASKET | |
| 15. | 8J-5476 | [1] | SEAL | |
| 16. | 8J-0422 | [1] | CUP | |
| 17. | 2D-0598 | [2] | SEAL | |
| 18. | 0S-1588 C | [1] | BOLT | |
| 19. | 3B-4506 | [2] | LOCKWASHER | |
| 20. | 5B-5821 | [2] | DOWEL | |
| 21. | 9J-4776 | [1] | COVER | |
| 22. | 5H-6005 | [1] | SEAL | |
| 23. | 1B-2790 | [4] | BOLT | |
| 3B-4505 | [4] | LOCKWASHER | ||
| 24. | 8J-8343 | [2] | SEAL | |
| 25. | 9S-8001 C | [2] | PLUG | |
| 4J-7533 C | [2] | SEAL | ||
| 26. | 8J-8413 | [1] | PLUG | |
| 3D-2824 | [1] | SEAL | ||
| 27. | 2A-1695 | [1] | SPRING | |
| 28. | 6F-4718 | [1] | SEAL | |
| 29. | 8J-6231 | [4] | RETAINER | |
| 30. | 8J-8462 | [4] | SHIM (use as required) | |
| 31. | 7F-1866 | [1] | BOLT | |
| 32. | 8J-8461 | [1] | STEM | |
| 33. | 8J-5593 | [1] | PISTON | |
| 34. | 8J-8619 C | [2] | SHIM (use as required) | |
| C | INDICATES CHANGE | |||
| Y | SEPARATE ILLUSTRATION | |||
#UEG0737S0503
8J-8412: HEAD GP-PUMP
8J8412 PUMP CONTROL HEAD GROUP--Type 4
Part of 8J6855 Piston Pump shown on Pages 152, 153A and 153C
9J4986 and 3G3922 Valve parts are shown on Pages 154C & 154D
Part of 8J6855 Piston Pump shown on Pages 152, 153A and 153C
9J4986 and 3G3922 Valve parts are shown on Pages 154C & 154D
Parts for your 16G MOTOR GRADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8J-5472 | [7] | RING | |
| 8J-8725 | [7] | SEAL | ||
| 2. | 9J-4986 | [1] | VALVE GROUP | |
| 3. | 3G-3922 CY | [1] | VALVE GROUP | |
| (Separate Illustration) | ||||
| 4. | 9J-7732 | [1] | HEAD | |
| 5. | 8J-2028 | [1] | SPACER | |
| 6. | 8J-5838 | [1] | SPRING (outer) | |
| 7. | 8J-5839 | [1] | SPRING (inner) | |
| 8. | 8J-5841 | [1] | SEAT | |
| 9. | 8J-5842 | [1] | PISTON | |
| 10. | 8J-5835 | [1] | SPACER | |
| 11. | 8J-5835 B | [5] | SPACER | |
| (use as required) | ||||
| 12. | 9S-8002 | [6] | PLUG | |
| 3J-7354 | [6] | SEAL | ||
| 13. | 8J-5535 | [1] | COVER | |
| 14. | 8J-5836 | [1] | GASKET | |
| 15. | 8J-5476 | [1] | SEAL | |
| 16. | 8J-0422 | [1] | CUP | |
| 17. | 2D-0598 | [2] | SEAL | |
| 18. | 0S-1588 | [1] | BOLT | |
| 19. | 3B-4506 | [2] | LOCKWASHER | |
| 20. | 5B-5821 | [2] | DOWEL | |
| 21. | 9J-4776 | [1] | COVER | |
| 22. | 5H-6005 | [1] | SEAL | |
| 23. | 1B-2790 | [4] | BOLT | |
| 3B-4505 | [4] | LOCKWASHER | ||
| 24. | 8J-8343 | [2] | SEAL | |
| 25. | 9S-8001 | [2] | PLUG | |
| 4J-7533 | [2] | SEAL | ||
| 26. | 8J-8413 | [1] | PLUG | |
| 3D-2824 | [1] | SEAL | ||
| 27. | 2A-1695 | [1] | SPRING | |
| 28. | 6F-4718 | [1] | SEAL | |
| 29. | 8J-6231 | [4] | RETAINER | |
| 30. | 8J-8462 B | [4] | SHIM | |
| (use as required) | ||||
| 31. | 7F-1866 | [1] | BOLT | |
| 32. | 8J-8461 | [1] | STEM | |
| 33. | 8J-5593 | [1] | PISTON | |
| 34. | 8J-8619 B | [2] | SHIM | |
| (use as required) | ||||
| B | USE AS REQUIRED | |||
| Y | SEPARATE ILLUSTRATION | |||
| C | INDICATES CHANGE | |||
#UEG0737S0504
9J-4986: VALVE GP-PRESSURE REDUCING
9J4986 PRESSURE REDUCING VALVE GROUP
Part of 8J8412 Pump Control Head Group shown on Page 154B
Part of 8J8412 Pump Control Head Group shown on Page 154B
#UEG0737S0505
3G-3922: VALVE GP-SERVO
3G3922 SERVO VALVE GROUP
Part of 8J8412 Pump Control Head Group shown on Page 154B-1
Part of 8J8412 Pump Control Head Group shown on Page 154B-1
Parts for your 16G MOTOR GRADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9J-4999 | [1] | PISTON ASSEM. | |
| 2. | 8J-2032 | [1] | PISTON | |
| 3. | 2L-6726 | [1] | RING | |
| 4. | 8J-2040 | [1] | INSERT | |
| 5. | 3G-3917 | [1] | STOP | |
| 6. | 8J-8345 | [1] | CARTRIDGE | |
| 7. | 5B-9324 | [1] | SETSCREW | |
| 8. | 3G-3909 | [1] | SPOOL | |
| 9. | 3G-3919 | [1] | SLEEVE | |
| 10. | 3G-3916 | [1] | RING | |
| 11. | 8J-2027 | [1] | SPACER | |
| 12. | 3D-8317 | [1] | RING | |
| C | INDICATES CHANGE | |||
#UEG0737S0506
3G-3929: VALVE GP
3G3929 FOLLOWER VALVE GROUP
Provides Field Replacement for 3G3919 Sleeve and 3G3909 Spool shown
on Page 154D
Provides Field Replacement for 3G3919 Sleeve and 3G3909 Spool shown
on Page 154D
#UEG0737S0507
8J-8373: VALVE GP-SERVO
8J8373 SERVO VALVE GROUP
Part of 8J8412 Pump Control Head Group shown on Pages 154, 154A and 154B
Part of 8J8412 Pump Control Head Group shown on Pages 154, 154A and 154B
Parts for your 16G MOTOR GRADER:
CATERPILLAR SIS#UEG0737S0508
8J-6074: PRESSURE REDUCING VALVE GROUP
8J6074 PRESSURE REDUCING VALVE GROUP
Part of 8J8412 Pump Control Head Group shown on Pages 154 and 154A
Part of 8J8412 Pump Control Head Group shown on Pages 154 and 154A
Parts for your 16G MOTOR GRADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | [1] | PLUG | ||
| 2. | [1] | SEAL | ||
| 3. | [1] | SPRING | ||
#UEG0737S0509
8D-5430: HYDRAULIC TANK
HYDRAULIC TANK (8D5430 N/S)--Part 1 of 2
Serial No. 93U1 to 93U471 inclusive
Serial No. 93U1 to 93U471 inclusive
Parts for your 16G MOTOR GRADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9S-8001 | [2] | PLUG | |
| 4J-7533 | [2] | SEAL | ||
| 2. | 9D-0879 | [1] | MANIFOLD | |
| 3. | 8D-5489 | [1] | SCREEN ASSEM. | |
| 4. | 9S-6130 | [1] | PLUG | |
| 2S-4078 | [1] | SEAL | ||
| 5. | 2B-0947 | [4] | BOLT | |
| 6. | 3B-4508 | [14] | LOCKWASHER | |
| 7. | 6J-0468 | [2] | INDICATOR ASSEM. | |
| 2M-9780 | [1] | SEAL | ||
| 8. | 7B-3235 | [4] | BOLT | |
| 9. | 5H-6734 | [2] | SEAL | |
| 10. | 8D-4867 | [1] | TANK ASSEM. | |
| 11. | 5J-0096 | [6] | STUD | |
| 12. | 9M-9740 | [2] | ELEMENT | |
| 13. | 8D-5388 | [2] | BOLT | |
| 2K-4973 | [2] | NUT | ||
| 14. | 8D-5401 | [2] | RETAINER | |
| 15. | 6J-8391 | [2] | SPRING | |
| 16. | 8D-5402 | [2] | VALVE | |
| 17. | 8D-4595 | [2] | SEAT | |
| 18. | 2J-6133 | [2] | SPRING | |
| 19. | 8D-5403 | [2] | SPACER | |
| 20. | 8D-8372 | [2] | RETAINER ASSEM. | |
| 21. | 1H-6227 | [1] | SEAL | |
| 22. | 6J-1080 | [1] | GROMMET | |
| 23. | 8D-5016 | [1] | PLATE | |
| 24. | 4J-8265 | [6] | NUT | |
| 4B-4278 | [6] | WASHER | ||
| 25. | 6J-1079 | [1] | RETAINER | |
| 26. | 6J-1081 | [1] | GLASS |
Information:
HYDRAULIC SYSTEM
PUMP GP
Special Instruction
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}
Specifications
Hydraulic Pump<BR> (8J6855) (Part of 8J6168 Pump Group)
16G MOTOR GRADER HYDRAULIC SYSTEM AND STEERING
16G MOTOR GRADER HYDRAULIC SYSTEM AND STEERING
Hydraulic Pump<BR> (9J484) (Part of 8J6168 Pump Group)
16G MOTOR GRADER HYDRAULIC SYSTEM AND STEERING
16G MOTOR GRADER HYDRAULIC SYSTEM AND STEERING
Steering Metering Pump<BR> 14G - 9T4250; 16G - 9T4251
14G & 16G MOTOR GRADERS HYDRAULIC SYSTEM AND STEERING
14G & 16G MOTOR GRADERS HYDRAULIC SYSTEM AND STEERING
Tool Operating Manual
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
Reuse And Salvage Guidelines
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}
Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}
Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}
Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}
Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}
Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}
Hydraulic Piston Pumps Used in Certain Models of Caterpillar Equipment{3203, 5070, 5084}
Hydraulic Piston Pumps Used in Certain Models of Caterpillar Equipment{3203, 5070, 5084}
Hydraulic Piston Pumps Used in Certain Models of Caterpillar Equipment{3203, 5070, 5084}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
Thermal Spray Procedures for Tyrone Drive Shaft (Pump Gear){0679, 3066, 5073}
Thermal Spray Procedures for Tyrone Drive Shaft (Pump Gear){0679, 3066, 5073}
Thermal Spray Procedures for Tyrone Drive Shaft (Pump Gear){0679, 3066, 5073}
Information Release Memo
CAT REMAN EXPANDS HYD GEAR & PISTON PUMP & MOTOR OPTIONS
CAT REMAN EXPANDS HYD GEAR & PISTON PUMP & MOTOR OPTIONS
CAT REMAN EXPANDS HYD GEAR & PISTON PUMP & MOTOR OPTIONS
Bench Test Procedures
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Bench Test Procedure for Hydraulic Piston Pumps{5070}
Bench Test Procedure for Hydraulic Piston Pumps{5070}
Bench Test Procedure for Hydraulic Piston Pumps{5070}
Bench Test Procedure for Hydraulic Piston Pumps{0599, 5070, 5070}
Bench Test Procedure for Hydraulic Piston Pumps{0599, 5070, 5070}
Bench Test Procedure for Hydraulic Piston Pumps{0599, 5070, 5070}
Bench Test Procedure for Hydraulic Piston Pumps{0599, 5070, 5070}
Bench Test Procedure for Hydraulic Piston Pumps{0599, 5070, 5070}
Bench Test Procedure for Hydraulic Piston Pumps{0599, 5070, 5070}
Disassembly and Assembly
Service Magazine
Identification Grooves Used On Slippers For Pistons In Hydraulic Pumps And Motors{5070,5058}
1984/11/26
1984/11/26



