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3G5958 HYDRAULIC SWING AND PILOT PUMP GROUP--Gear AN ATTACHMENT 235 EXCAVATOR


HYDRAULIC SYSTEM
PUMP GP
LINES GP-SWING
VALVE GP
VALVE GP-COMBINER & RELIEF
VALVE GP-SHUTTLE
MOTOR GP

EXCAVATOR 235 EXCAVATOR 81X
 235 EXCAVATOR 81X00001-UP (MACHINE) POWERED BY 3306 ENGINE SEBP1212 235 81X   (1978)

HYDRAULIC SYSTEM

PUMP GP
PUMP GP-PISTON
8J-1905 PUMP GP-PISTON
PUMP GP-PISTON
8J-1905 PUMP GP-PISTON
PUMP GP-PISTON
8J-1905 PUMP GP-PISTON
PUMP GP-PISTON
8J-1905 PUMP GP-PISTON
PUMP GP-GEAR
3G-1686 PUMP GP-GEAR
PUMP GP-GEAR
3G-5958 PUMP GP-GEAR
PUMP GP-GEAR
9J-7901 PUMP GP-GEAR
 

#SEBP12120270
 

3G-5958: PUMP GP-GEAR

3G5958 HYDRAULIC SWING AND PILOT PUMP GROUP--Gear
AN ATTACHMENT
c222231 SEBP1212
3G5958 PUMP GP-GEAR Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-1280 [1] SPACER  
2. 9J-5654 [2] SEAL  
3. 9J-9841 [1] PLUG  
4. 7H-0974 [8] STUD  
  8H-5724 [8] NUT  
5. 6J-2391 [12] WASHER  
6. 1H-6227 [1] SEAL  
7. 8J-5790 [1] COVER  
8. 0S-1620 [4] BOLT  
9. 2D-4534 [4] BOLT  
10. 7J-4772 [1] COUPLING  
  5S-1522 [1] RING  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  3G-1858 [1] KIT (section front)  
  8J-3780 [1] KIT (section rear)  
  8J-5785 [1] KIT (seal)  
 

#SEBP12120271
 

9J-7901: PUMP GP-GEAR

9J7901 AUXILIARY GEAR PUMP GROUP--15 GPM--FIELD INSTALLATION
FOR USE WITH 3G5958 HYDRAULIC SWING AND PILOT PUMP GROUP
c215329 SEBP1212
9J7901 PUMP GP-GEAR Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1T-0417 [8] BOLT-12 POINT HEAD  
2. 3G-5994 [1] COUPLING-SPLINE  
3. 7J-4772 [1] COUPLING-SPLINE  
4. 5S-1522 [1] RING-SNAP  
   
    THE FOLLOWING REPAIR
    KIT IS AVAILABLE:
  3G-5989 [1] KIT-SEAL  
    (INCL SEALS & RING)
 

#SEBP12120272
 

8K-2631: LINES GP-SWING MOTOR

8K2631 SWING MOTOR LINES GROUP
Serial No. 81X1 to 81X370 inclusive
8J8921 Valve and 8J6773 Motor parts are shown on Pages 169, 170 and 171
c218452 SEBP1212
8K2631 LINES GP-SWING MOTOR Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1D-4556 [8] BOLT  
2. 1D-4707 C [8] BOLT  
3. 1P-3704 [4] SEAL  
4. 8J-6773 Y [1] MOTOR GROUP  
    (Separate Illustration)
5. 2V-8687 C [1] TUBE ASSEM.  
6. 9S-4181 [1] PLUG  
  7M-8485 [1] SEAL  
7. 2V-8689 C [1] TUBE ASSEM.  
8. 9S-4181 [1] PLUG  
  7M-8485 [1] SEAL  
9. 0T-0768 C [16] BOLT  
10. 8J-8921 Y [1] VALVE GROUP  
    (Separate Illustration)
11. 1P-5766 [8] FLANGE  
12. 8K-2775 [2] HOSE ASSEM.  
13. 1P-3703 [4] SEAL  
14. 0S-1585 [7] BOLT  
  3B-4508 [7] LOCKWASHER  
15. 2M-0849 [3] WASHER  
16. 1V-1388 [1] SUPPORT ASSEM.  
17. 4N-3641 [1] HOSE ASSEM. 91.44 cm(36 in.)  
18. 1D-4609 [4] BOLT  
  3B-4512 [4] LOCKWASHER  
19. 030-7950 [1] ELBOW  
  3D-2824 [1] SEAL  
20. 5P-8244 C [16] WASHER  
21. 3R-9704 [1] ELBOW  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP12120273
 

8K-2631: LINES GP-SWING MOTOR

8K2631 SWING MOTOR LINES GROUP
Serial No. 81X371--Up
8J8921 Valve and 3G3843 Motor parts are shown on Pages 169, 171A and 171B
c225370 SEBP1212
8K2631 LINES GP-SWING MOTOR Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1D-4556 [8] BOLT  
2. 1D-4707 [8] BOLT  
3. 1P-3704 [4] SEAL  
4. 3G-3843 YC [1] MOTOR GROUP  
    (Separate Illustration)
5. 4V-7943 C [1] TUBE ASSEM.  
6. 9S-4181 [1] PLUG  
  7M-8485 [1] SEAL  
7. 4V-8195 C [1] TUBE ASSEM.  
8. 9S-4181 [1] PLUG  
  7M-8485 [1] SEAL  
9. 0T-0768 [16] BOLT  
10. 8J-8921 Y [1] VALVE GROUP  
    (Separate Illustration)
11. 1P-5766 [8] FLANGE  
12. 8K-2775 [2] HOSE ASSEM.  
13. 1P-3703 [4] SEAL  
14. 0S-1585 [7] BOLT  
  3B-4508 [7] LOCKWASHER  
15. 2M-0849 [3] WASHER  
16. 1V-1388 [1] SUPPORT ASSEM.  
17. 4N-3641 [1] HOSE ASSEM. 91.44 cm(36 in.)  
18. 2A-1538 C [4] BOLT  
  C [4] WASHER  
19. 030-7950 [1] ELBOW  
  3D-2824 [1] SEAL  
20. 5P-8244 [16] WASHER  
21. 3R-9704 [1] ELBOW  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP12120274
 

6J-9277: VALVE GP

6J9277 SHUTTLE VALVE GROUP
Serial No. 81X1 to 81X370 inclusive
Part of 8J6773 Piston Link Motor Group shown on Page 170
c118672 SEBP1212
6J9277 VALVE GP Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3D-7097 [2] LOCK  
2. 6J-9278 [2] STOP  
3. 6J-9272 [2] RING  
4. 1H-1023 [2] SEAL  
5. 4B-9782 [2] BALL  
6. 6J-9276 [1] PIN  
7. 6J-9454 [1] BODY ASSEM.  
8. 9M-8807 [2] PLUG  
 

#SEBP12120275
 

8J-8921: COMBINER & RELIEF VALVE GP

8J8921 COMBINER AND RELIEF VALVE GROUP
Part of 8K2631 Swing Motor Lines Group shown on Page 168
8J9357 Valve parts are shown on Page 172
c203959 SEBP1212
8J8921 COMBINER & RELIEF VALVE GP Parts scheme
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Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1J-8960 [2] SPRING  
2. 8J-8908 C [1] VALVE GP  
3. 9S-8010 [2] PLUG-O-RING  
  2S-4078 [2] SEAL-O-RING  
4. 8J-9357 Y [1] VALVE GP-RELIEF  
5. 9S-8005 [1] PLUG-O-RING  
  3K-0360 [1] SEAL-O-RING  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP12120276
 

3G-3253: VALVE GP-SHUTTLE

3G3253 SHUTTLE VALVE GROUP
Serial No. 81X371--Up
Part of 3G3843 Piston Link Motor Group shown on Page 171A
c225373 SEBP1212
3G3253 VALVE GP-SHUTTLE Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-3838 [2] PLUG ASSEM.  
    (Each Includes)
2. 9L-9766 [1] PIN  
3. 3J-1907 [2] SEAL  
4. 4B-9783 [2] BALL  
5. 3G-3252 [1] BODY ASSEM.  
6. 3G-3835 [1] PIN  
 

#SEBP12120277
 

8J-6773: MOTOR GP-PISTON-LINK

8J6773 PISTON LINK MOTOR GROUP--Part 1 of 2
Serial No. 81X1 to 81X370 inclusive
Also part of 8K2631 Swing Motor Lines Group shown on Page 168. 6J9277 Valve parts are shown on Page 168B
NOTE: TWO REQUIRED FOR PROPELLING TRACK AND ONE REQUIRED FOR ACTUATING SWING
c161443 SEBP1212
8J6773 MOTOR GP-PISTON-LINK Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-6776 [1] BODY  
2. 8D-0648 [8] BOLT  
3. 8J-6277 [1] SHIM 1.245 mm(.049 in.) thick  
  8J-6278 [5] SHIM .0762 mm(.003 in.) thick  
  8J-6279 [5] SHIM .1270 mm(.005 in.) thick  
4. 8J-6239 [1] LOCK  
5. 8J-6723 [1] BODY  
6. 9S-8006 [2] PLUG  
  2M-9780 [2] SEAL  
7. 4B-4158 [4] SCREW  
8. 8J-2559 [1] PLATE  
9. 8J-6872 [1] HEAD ASSEM.  
10. 6J-2999 [2] PLUG  
11. 5J-9393 [12] BOLT  
12. 3G-1766 H [1] COVER  
13. 0S-1618 [10] BOLT  
14. 7F-8268 [1] SEAL  
15. 5H-6005 [3] SEAL  
16. 6J-9277 Y [1] VALVE GROUP  
    (Separate Illustration)
17. 1B-9575 [4] BOLT  
18. 7H-3937 [14] LOCKWASHER  
19. 6F-4718 [1] SEAL  
20. 9M-5024 [1] SEAL  
21. 9J-0747 [1] BEARING ASSEM.  
22. 1H-5338 [1] CUP  
  2K-5097 [1] CONE  
23. 3F-5792 [1] SEAL  
24. 8J-6238 [1] NUT  
25. 8J-6242 [1] SEAL  
26. 8J-6869 [1] RETAINER  
  H   NOT PART OF 8J6773 MOTOR GROUP
  Y   SEPARATE ILLUSTRATION
 

#SEBP12120278
 

8J-6773: MOTOR GP-PISTON-LINK

8J6773 PISTON LINK MOTOR GROUP--Part 2 of 2
Serial No. 81X1 to 81X370 inclusive
Also part of 8K2631 Swing Motor Lines Group shown on Page 168
NOTE: TWO REQUIRED FOR PROPELLING TRACK AND ONE REQUIRED FOR ACTUATING SWING
c215317 SEBP1212
8J6773 MOTOR GP-PISTON-LINK Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-3836 C [1] PLATE ASSEM.  
    (Includes)
  3G-3739 [9] INSERT  
2. 5H-3182 C [1] PIN  
3. 8J-0438 [1] SPRING  
4. 3G-4605 C [1] JOINT ASSEM.  
    (Includes)
  2R-1256 [2] RING  
5. 8J-6244 [1] RACE AND ROLLER ASSEM. (outer)  
  8J-6243 [1] RACE (inner)  
6. 9J-8052 [1] RETAINER  
7. 6J-7846 [3] RACE  
8. 9J-5691 [1] SHAFT  
9. 3S-6867 [1] BEARING  
10. 6J-7855 [2] RING  
11. 3G-2629 [1] RETAINER  
12. 8J-6273 [9] RING  
13. 0S-1566 [1] BOLT  
  8J-6236 [1] LOCK  
14. 9J-5716 [1] TUBE  
15. 8J-6241 [1] SPRING  
16. 8J-6274 [1] RING  
17. 9J-8643 R [9] PISTON ASSEM.  
    (Each Includes)
18. 8J-6276 [1] RETAINER  
19. 6J-7836 [1] RING  
20. 9J-8051 [1] RETAINER  
21. 6J-7854 [1] RING  
22. 8J-6699 [1] BARREL  
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
 

#SEBP12120279
 

3G-3843: MOTOR GP-PISTON-LINK

3G3843 PISTON LINK MOTOR GROUP--Part 1 of 2
Serial No. 81X371--Up
Also part of 8K2631 Swing Motor Lines Group shown on Page 168A. 3G3253 Valve parts are shown on Page 168A
NOTE: TWO REQUIRED FOR PROPELLING TRACK AND ONE REQUIRED FOR ACTUATING SWING
c225371 SEBP1212
3G3843 MOTOR GP-PISTON-LINK Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1618 [6] BOLT  
2. 9M-1974 [6] WASHER  
3. 8J-6869 [1] RETAINER  
4. 3G-3098 [1] BODY  
5. 9S-9739 [16] BOLT 68.5 mm(2.7 in.) long  
6. 3G-5755 [1] PLATE ASSEM.  
    (Includes)
  3G-3739 [9] INSERT  
7. 8J-6239 [1] LOCK  
8. 3G-3102 [1] BODY  
9. 9S-8008 [2] PLUG  
  3D-2824 [2] SEAL  
10. 4B-4158 [4] SCREW  
11. 8J-2559 [1] PLATE (caution)  
12. 3G-3841 [1] HEAD ASSEM.  
    (Includes)
13. 8J-6882 [4] PLUG  
14. 1B-9575 [4] BOLT  
15. 3G-3253 Y [1] VALVE GROUP  
    (Separate Illustration)
16. 7F-8268 [1] SEAL  
17. 5J-9393 [4] BOLT 95.2 mm(3.7 in.) long  
18. 3G-5940 [1] NUT  
19. 9J-0747 [1] BEARING ASSEM.  
20. 1H-5338 [1] CUP  
  2K-5097 [1] CONE  
  Y   SEPARATE ILLUSTRATION
 

Information:

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}
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}
Service Magazine
Cover Plate, Flange are Available for Use During Flow Tests on the Main Hydraulic Pumps {0738, 5070, 5084}
2005/04/25

Caterpillar Parts SIS Catalog 235 :

PUMP GP-GEAR
3G-1686 PUMP GP-GEAR
VALVE GP
3G-3928 VALVE GP
VALVE GP-SERVO
3G-3926 VALVE GP-SERVO
HEAD GP-PUMP CONTROL
8J-6899 HEAD GP-PUMP CONTROL
PUMP GP-PISTON
8J-1905 PUMP GP-PISTON
PUMP GP-PISTON
8J-1905 PUMP GP-PISTON
PUMP GP-PISTON
8J-1905 PUMP GP-PISTON
PUMP GP-PISTON
8J-1905 PUMP GP-PISTON
PUMP GP-GEAR
9J-7901 PUMP GP-GEAR
LINES GP-SWING MOTOR
8K-2631 LINES GP-SWING MOTOR
LINES GP-SWING MOTOR
8K-2631 LINES GP-SWING MOTOR
VALVE GP
6J-9277 VALVE GP
COMBINER & RELIEF VALVE GP
8J-8921 COMBINER & RELIEF VALVE GP
VALVE GP-SHUTTLE
3G-3253 VALVE GP-SHUTTLE
MOTOR GP-PISTON-LINK
8J-6773 MOTOR GP-PISTON-LINK
MOTOR GP-PISTON-LINK
8J-6773 MOTOR GP-PISTON-LINK

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