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3K2971 LIFT CYLINDER GROUP--R.H.--65" Bore x 32" Stroke 3K2972 LIFT CYLINDER GROUP--L.H.--6.5" Bore x 32" Stroke Refer also to Page 273 for special parts 977H


HYDRAULIC SYSTEM
CYLINDER GP
OPERATOR STATION
CONTROL GP-HYDRAULIC
FRAME AND BODY
FRAME GP
IMPLEMENTS
LINKAGE GP
WORK TOOLS
BUCKET GP
IMPLEMENTS
CONTROL GP
HYDRAULIC SYSTEM
KICKOUT & POSITIONER GP

TRACK LOADER 977H TRACK LOADER 53A
 977 TRAXCAVATOR 53A01907-02999 (MACHINE) UE034922 977H 53A   (1960)

HYDRAULIC SYSTEM

CYLINDER GP
3K-2971 LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H.
LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H.
3K-2972 LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H.
2K-3893 TILT CYLINDER GROUP--R.H.,TILT CYLINDER GROUP--L.H.
TILT CYLINDER GROUP--R.H.,TILT CYLINDER GROUP--L.H.
2K-3894 TILT CYLINDER GROUP--R.H.,TILT CYLINDER GROUP--L.H.
 

#UE0349220240
 

3K-2971: LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H.

3K2971 LIFT CYLINDER GROUP--R.H.--65" Bore x 32" Stroke
3K2972 LIFT CYLINDER GROUP--L.H.--6.5" Bore x 32" Stroke
Refer also to Page 273 for special parts
c68284 UE034922
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Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3K-2973 [1] CYLINDER ASSEM. (R.H.)  
    (PART OF CYLINDER GROUP 3K2971)
  3K-2974 [1] CYLINDER ASSEM. (L.H.)  
    (PART OF CYLINDER GROUP 3K2972)
  2K-0028 [1] PISTON  
  2K-0029 [1] PACKING  
  2K-0030 [1] RETAINER  
  5F-8000 [1] RING  
  2K-0031 [1] NUT  
  3B-4635 [1] COTTER PIN  
  2K-4507 [1] BUSHING  
    (PART OF CYLINDER ASSEM. 3K2973 AND 3K2974)
  2K-4472 [1] RING  
  2K-4473 [1] WASHER  
  1K-7114 [1] PACKING  
  1K-7103 [2] SHIM  
  1K-7034 [3] SHIM  
  1K-5593 [1] GLAND  
  1K-6982 [1] SEAL  
  3K-5242 [1] BUSHING  
    (PART OF ROD ASSEM. 3K5243)
  3K-5243 [1] ROD ASSEM.  
  0S-1585 [2] BOLT  
  9B-0453 [2] LOCKWASHER  
  1D-4625 [4] BOLT  
  2H-3923 [4] LOCKWASHER  
  2K-3935 [1] HEAD (R.H.)  
    (PART OF CYLINDER GROUP 3K2971)
  2K-3936 [1] HEAD (L.H.)  
    (PART OF CYLINDER GROUP 3K2972)
 

#UE0349220241
 

3K-2972: LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H.

3K2971 LIFT CYLINDER GROUP--R.H.--65" Bore x 32" Stroke
3K2972 LIFT CYLINDER GROUP--L.H.--6.5" Bore x 32" Stroke
Refer also to Page 273 for special parts
c68284 UE034922
3K2972 LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H. Parts scheme
  For full view, you need register

Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3K-2973 [1] CYLINDER ASSEM. (R.H.)  
    (PART OF CYLINDER GROUP 3K2971)
  3K-2974 [1] CYLINDER ASSEM. (L.H.)  
    (PART OF CYLINDER GROUP 3K2972)
  2K-0028 [1] PISTON  
  2K-0029 [1] PACKING  
  2K-0030 [1] RETAINER  
  5F-8000 [1] RING  
  2K-0031 [1] NUT  
  3B-4635 [1] COTTER PIN  
  2K-4507 [1] BUSHING  
    (PART OF CYLINDER ASSEM. 3K2973 AND 3K2974)
  2K-4472 [1] RING  
  2K-4473 [1] WASHER  
  1K-7114 [1] PACKING  
  1K-7103 [2] SHIM  
  1K-7034 [3] SHIM  
  1K-5593 [1] GLAND  
  1K-6982 [1] SEAL  
  3K-5242 [1] BUSHING  
    (PART OF ROD ASSEM. 3K5243)
  3K-5243 [1] ROD ASSEM.  
  0S-1585 [2] BOLT  
  9B-0453 [2] LOCKWASHER  
  1D-4625 [4] BOLT  
  2H-3923 [4] LOCKWASHER  
  2K-3935 [1] HEAD (R.H.)  
    (PART OF CYLINDER GROUP 3K2971)
  2K-3936 [1] HEAD (L.H.)  
    (PART OF CYLINDER GROUP 3K2972)
 

#UE0349220242
 

2K-3893: TILT CYLINDER GROUP--R.H.,TILT CYLINDER GROUP--L.H.

2K3893 TILT CYLINDER GROUP--R.H.--5.5" Bore x 21.38" Stroke
2K3894 TILT CYLINDER GROUP--L.H.--5.5" Bore x 21.38" Stroke
Refer also to Page 273 for special parts
c43417 UE034922
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Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2K-4448 [1] RETAINER  
  2K-1335 [1] PACKING SET  
  2K-4447 [1] PISTON  
  2K-4438 [1] NUT  
  3B-4636 [1] COTTER PIN  
  1H-9696 [1] SEAL  
  2K-4513 [1] BUSHING  
    (PART OF ASSEM. 2K4459 & 2K4460)
  2K-4459 [1] CYLINDER ASSEM. (R.H.)  
    (PART OF CYL GROUP 2K3893)
    - OR -
  2K-4460 [1] CYLINDER ASSEM. (L.H.)  
    (PART OF CYL ASSEM 2K3894)
  2H-9247 [1] SEAL  
  2K-2961 [1] WASHER (LEATHER)  
  2K-4328 [1] HEAD  
  2K-4434 [1] PACKING SET  
  2K-4436 [3] SHIM  
  2K-4437 [2] SHIM  
  2K-4419 [1] SEAL  
  2K-4418 [1] GLAND  
  2K-4327 [1] ROD ASSEM  
  2K-4442 [1] BUSHING  
    (PART OF ROD ASSEM)
  0S-1585 [2] CAP SCREW  
  9B-0453 [2] LOCKWASHER  
  2A-1538 [4] CAP SCREW  
  2H-3922 [4] LOCKWASHER  
 

#UE0349220243
 

2K-3894: TILT CYLINDER GROUP--R.H.,TILT CYLINDER GROUP--L.H.

2K3893 TILT CYLINDER GROUP--R.H.--5.5" Bore x 21.38" Stroke
2K3894 TILT CYLINDER GROUP--L.H.--5.5" Bore x 21.38" Stroke
Refer also to Page 273 for special parts
c43417 UE034922
2K3894 TILT CYLINDER GROUP--R.H.,TILT CYLINDER GROUP--L.H. Parts scheme
  For full view, you need register

Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2K-4448 [1] RETAINER  
  2K-1335 [1] PACKING SET  
  2K-4447 [1] PISTON  
  2K-4438 [1] NUT  
  3B-4636 [1] COTTER PIN  
  1H-9696 [1] SEAL  
  2K-4513 [1] BUSHING  
    (PART OF ASSEM. 2K4459 & 2K4460)
  2K-4459 [1] CYLINDER ASSEM. (R.H.)  
    (PART OF CYL GROUP 2K3893)
    - OR -
  2K-4460 [1] CYLINDER ASSEM. (L.H.)  
    (PART OF CYL ASSEM 2K3894)
  2H-9247 [1] SEAL  
  2K-2961 [1] WASHER (LEATHER)  
  2K-4328 [1] HEAD  
  2K-4434 [1] PACKING SET  
  2K-4436 [3] SHIM  
  2K-4437 [2] SHIM  
  2K-4419 [1] SEAL  
  2K-4418 [1] GLAND  
  2K-4327 [1] ROD ASSEM  
  2K-4442 [1] BUSHING  
    (PART OF ROD ASSEM)
  0S-1585 [2] CAP SCREW  
  9B-0453 [2] LOCKWASHER  
  2A-1538 [4] CAP SCREW  
  2H-3922 [4] LOCKWASHER  
 

#UE0349220244
 

HAND CONTROL

HAND CONTROL
c72112 UE034922
None HAND CONTROL Parts scheme
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Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1A-9252 [2] END  
  5B-9079 [2] NUT  
  3K-8744 [1] ROD ASSEM.  
  3K-2765 [1] ROD ASSEM.  
  3B-1915 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4H-1021 [1] BRACKET  
  0L-1170 [2] HANDLE  
  4M-4625 [1] PLATE  
  7B-3028 [4] SCREW  
  3K-2764 [1] LEVER ASSEM.  
  7F-7983 [2] BEARING  
    (PART OF LEVER ASSEM. 3K2764)
  1J-4384 [2] PIN  
  3B-4615 [2] COTTER PIN  
  1J-4384 [2] PIN  
  3B-4615 [2] COTTER PIN  
  6H-5295 [1] LEVER ASSEM.  
  7F-7983 [2] BEARING  
    (PART OF LEVER ASSEM. 6H5295)
  0S-1571 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4H-0433 [1] SHAFT  
  5H-6406 [4] SEAL  
  3B-8488 [2] FITTING  
 

#UE0349220245
 

FRAME

FRAME
c92452 UE034922
None FRAME Parts scheme
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Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3K-6630 [1] STEP ASSEM.  
  0S-1621 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
  3K-8421 [2] PIN  
  3B-8489 [2] FITTING  
  2K-0703 [4] BAR  
  0S-1621 [8] BOLT  
  3B-4508 [8] LOCKWASHER  
  3B-8489 [2] FITTING  
  3K-8424 [2] PIN  
  1B-4333 [2] NUT  
    (PART OF FRAME ASSEM. 4K1200)
  1D-4638 [2] BOLT  
  3B-4516 [2] LOCKWASHER  
  1F-7464 [6] BOLT  
  1A-1935 [6] NUT  
  3K-5234 [12] WASHER  
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-5271 [2] WASHER  
  3K-8285 [1] FOOT REST ASSEM.  
    (RIGHT HAND)
  4K-1200 [1] FRAME ASSEM.  
  [1] PLATE  
    (PART OF FRAME ASSEM. 4K1200)
  [4] BOLT  
  1A-1935 [4] NUT  
  3K-5234 [8] WASHER  
  3K-8286 [1] FOOT REST ASSEM.  
    (LEFT HAND)
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-5271 [2] WASHER  
  0V-0269 [2] BOLT  
  1A-1935 [2] NUT  
  3K-5234 [4] WASHER  
 

#UE0349220246
 

BUCKET CONTROL

BUCKET CONTROL
c94513 UE034922
None BUCKET CONTROL Parts scheme
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Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1621 [8] BOLT  
  3B-4508 [8] LOCKWASHER  
  3K-8423 [2] PIN  
  0S-1585 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  4B-5273 [6] WASHER  
  2K-5234 [1] INDICATOR ASSEM.  
  5K-0765 [1] BELLCRANK ASSEM.(R.H.)  
  5K-0766 [1] BELLCRANK ASSEM.(L.H.)  
  2K-4441 [4] BUSHING  
    (2 IN EACH ASSEM. 5K765 & 5K766)
  2K-4516 [4] PIN  
  3B-4512 [4] LOCKWASHER  
  3B-8489 [4] FITTING  
  7B-3235 [6] BOLT  
  3B-4508 [6] LOCKWASHER  
  2K-0317 [2] PLATE  
  2K-4481 [2] PIN  
  3K-8449 [2] LINK ASSEM.  
  0S-1621 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
  2K-0703 [2] WASHER BAR  
  3B-8489 [2] FITTING  
  3K-5494 [2] PIN  
  3K-5495 [4] WASHER  
  3K-5496 [2] WASHER  
  3K-5380 [1] LIFT ARM. ASSEM.  
  1D-4572 [2] BOLT  
  1K-6872 [2] NUT  
  3B-8489 [2] FITTING  
  2K-4484 [2] PIN  
  3K-5976 [1] HANDLE ASSEM.  
  3K-8509 [2] PIN  
  2K-4612 [4] WASHER  
  2K-0098 [8] WASHER  
  2K-4506 [2] BUSHING  
    (1 IN EACH ASSEM. 2K4380)
  3B-8489 [4] FITTING  
  2K-4444 [2] BUSHING  
    (PART OF ASSEM. 3K5380)
  3K-8425 [2] PIN  
  2K-4443 [2] BUSHING  
    (PART OF ASSEM. 3K5380)
  2K-0703 [3] WASHER BAR  
  2K-4375 [2] BUSHING  
    (1 IN EACH ASSEM. 2K4377)
  2K-7485 [2] PIN  
  3K-8451 [1] LEVER ASSEM. (R.H.)  
  3K-8452 [1] LEVER ASSEM. (L.H.)  
  3K-8429 [4] BEARING  
    (2 IN EACH ASSEM. 3K8449)
  0S-1621 [8] BOLT  
  3B-4508 [8] LOCKWASHER  
  2K-4377 [2] LINK ASSEM.  
  2K-0703 [4] WASHER BAR  
  3B-8489 [4] FITTING  
  4K-4460 [2] PIN  
  2K-4373 [2] BUSHING  
    (1 IN EACH ASSEM. 2K4377)
  3K-8510 [2] PIN  
  4K-4460 [2] PIN  
  2K-4373 [2] BUSHING  
    (PART OF ASSEM. 3K5380)
  8F-6123 [4] BOLT  
  2K-0337 [4] NUT  
 

#UE0349220247
 

3K-1585: BRACKET ASSEMBLY

3K1585 BRACKET ASSEMBLY--2.5 Cu. Yd.--96" Wide
Refer also to Pages 238, 240 through 243 and 252 for special parts
c72113 UE034922
3K1585 BRACKET ASSEMBLY Parts scheme
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Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3K-5869 [1] HINGE ASSEM.  
    (RIGHT HAND-OUTER)
  3K-5871 [1] HINGE ASSEM.  
    (RIGHT HAND-INNER)
  3K-5872 [1] HINGE ASSEM.  
    (LEFT HAND-INNER)
  3K-5870 [1] HINGE ASSEM.  
    LEFT HAND-OUTER)
  [1] PLATE  
  2K-4309 [1] REINFORCEMENT  
    (RIGHT HAND)
  2K-4310 [1] REINFORCEMENT  
    (LEFT HAND)
  2K-4935 [1] CUTTING EDGE  
  2K-4317 [1] CUTTING EDGE  
 

#UE0349220248
 

BUCKET POSITIONER

BUCKET POSITIONER
c75772 UE034922
None BUCKET POSITIONER Parts scheme
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Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2K-8529 [1] SPRING  
  3B-4619 [1] COTTER PIN  
  2H-6519 [1] PIN  
    (PART OF BRACKET ASSEM.3K2798)
  1K-6766 [1] COLLAR  
  2K-7067 [1] LATCH ASSEM.  
  4F-8686 [2] BEARING  
    (PART OF LATCH ASSEM.2K7067)
  4B-3574 [1] SET SCREW  
  3B-1915 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  2K-5208 [1] ROLLER  
  5B-9079 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  2K-5207 [1] CAM  
  3K-2757 [1] ROD  
  5B-9079 [2] NUT  
  2K-0400 [2] END  
  5B-0925 [1] FITTING  
    (PART OF LATCH ASSEM.2K7067)
  1K-6540 [2] PIN  
  [2] COTTER PIN  
  3K-2798 [1] BRACKET ASSEM.  
  2A-4996 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2K-5239 [1] GUIDE  
  1K-0485 [1] WASHER  
  4K-1649 [1] PIN  
  3B-8488 [1] FITTING  
  6H-1717 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  3K-5718 [2] BEARING  
  3K-0020 [1] BELLCRANK  
 

#UE0349220249
 

KICKOUT

KICKOUT
c60482 UE034922
None KICKOUT Parts scheme
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Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3B-4617 [2] COTTER PIN  
  0S-0175 [2] PIN  
  2H-6519 [1] PIN  
    (PART OF ASSEM.2H9239)
  2H-9239 [1] BRACKET ASSEM.  
  3B-1915 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1K-6556 [2] YOKE  
  1B-4430 [2] NUT  
  3K-2755 [1] ROD  
  1D-5117 [1] NUT  
  2K-0298 [1] BELLCRANK ASSEM.  
  4F-8686 [2] BEARING  
    (PART OF ASSEM.2K298)
  3B-4619 [1] COTTER PIN  
  1K-6766 [1] COLLAR  
  3B-8488 [1] FITTING  
  4B-3614 [1] SET SCREW  
 

Information:

Special Instruction
Installation of Double Lip Wiper Seal{7562}
Installation of Double Lip Wiper Seal{7562}
Tool Operating Manual
Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}
Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}
1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}
1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}
Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}
Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}
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}
Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}
Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}
Reuse And Salvage Guidelines
HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
Thermal Spray Procedures for Hydraulic Cylinder Rods{0679, 7562, 7562}
Thermal Spray Procedures for Hydraulic Cylinder Rods{0679, 7562, 7562}
Service Magazine
Procedure Now Available to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
2013/02/28

Caterpillar Parts SIS Catalog 977H :

CYLINDER LINES
CYLINDER LINES
HYDRAULIC OIL FILTER GROUP
4J-1707 HYDRAULIC OIL FILTER GROUP
HYDRAULIC OIL FILTER GROUP
4J-1707 HYDRAULIC OIL FILTER GROUP
HYDRAULIC PUMP ASSEMBLY
6J-0761 HYDRAULIC PUMP ASSEMBLY
HYDRAULIC OIL FILTER GROUP
3K-6609 HYDRAULIC OIL FILTER GROUP
HYDRAULIC PUMP ASSEMBLY
3K-1796 HYDRAULIC PUMP ASSEMBLY
HYDRAULIC PUMP AND LINES
HYDRAULIC PUMP AND LINES
PUMP CONVERSION LINES GROUP
6J-3851 PUMP CONVERSION LINES GROUP
LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H.
3K-2972 LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H.
2K-3893 TILT CYLINDER GROUP--R.H.,TILT CYLINDER GROUP--L.H.
TILT CYLINDER GROUP--R.H.,TILT CYLINDER GROUP--L.H.
2K-3894 TILT CYLINDER GROUP--R.H.,TILT CYLINDER GROUP--L.H.
HAND CONTROL
HAND CONTROL
FRAME
FRAME
BUCKET CONTROL
BUCKET CONTROL
BRACKET ASSEMBLY
3K-1585 BRACKET ASSEMBLY
BUCKET POSITIONER
BUCKET POSITIONER

Truck sale:

1966 CAT 977H
USD $5,850 
1966 CAT 977H

HOLTHAUS TRUCK SERVICE INC.
 
 
CAT 977H

WESTERN CONSTRUCTION AUCTIONS
Perris, California
1964 CAT 977H
USD $5,000 
1964 CAT 977H

CHICAGO MACHINERY CO
Lynwood, Illinois
1970 CAT 977H
USD $10,000 
1970 CAT 977H

Eagle Equipment
Jasper, Tennessee
 
USD $9,800 
1971 CAT 977H

Schaefer Equipment Company
Emporia, Kansas
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