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8J7891 BOWL GROUP--Part 1 of 2 Serial No. 31V1 to 31V727 inclusive 621B WHEEL SCRAPER


IMPLEMENTS
BOWL GP
HYDRAULIC SYSTEM
CYLINDER GP

WHEEL SCRAPER 621B WHEEL SCRAPER 31V
 621B SCRAPER 31V00001-UP (MACHINE) UEP0871S 621B 31V   (1975)

IMPLEMENTS

BOWL GP
BOWL GP-SCRAPER
8J-7891 BOWL GP-SCRAPER
8J-7891 BOWL GP-SCRAPER
BOWL GP-SCRAPER
8J-7891 BOWL GP-SCRAPER
8J-7891 BOWL GP-SCRAPER
BOWL GP-SCRAPER
8J-7891 BOWL GP-SCRAPER
8J-7891 BOWL GP-SCRAPER
 

#UEP0871S0020
 

8J-7891: BOWL GP-SCRAPER

8J7891 BOWL GROUP--Part 1 of 2
Serial No. 31V1 to 31V727 inclusive
c227603 UEP0871S
8J7891 BOWL GP-SCRAPER Parts scheme
  For full view, you need register

Parts for your 621B WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-7905 [1] BOWL ASSEM.  
    (Includes)
  6J-1435 [1] PLATE  
2. 9J-0262 [2] BRACKET  
3. 8J-5178 [1] BLOCK  
4. 9J-1546 [1] FENDER ASSEM. (L.H.)  
5. 5J-2328 [2] RAIL ASSEM.  
6. 5J-3044 [2] PLATE  
7. 5J-1395 [2] PIVOT  
8. 9J-1545 [1] FENDER ASSEM. (R.H.)  
9. 5J-0950 [1] SUPPORT  
10. 5H-6106 [2] LUG  
11. 3R-4987 [1] BOSS  
12. 5J-7333 [2] HOOK  
13. 8F-9836 [13] LUG  
14. 6J-5298 [1] BRACKET ASSEM.  
    (Includes)
  5J-2497 C [1] BRACKET  
15. 9J-0903 C [1] REINFORCEMENT (R.H.)  
16. 9J-0904 C [1] REINFORCEMENT (L.H.)  
17. 4J-5193 [2] PIN  
18. 2A-1538 [2] BOLT  
  3B-4512 [2] LOCKWASHER  
19. 5J-5784 [4] SPACER  
20. 5J-1980 [2] PIN  
  C   INDICATES CHANGE
 

#UEP0871S0021
 

8J-7891: BOWL GP-SCRAPER

8J7891 BOWL GROUP--Part 2 of 2
Serial No. 31V1 to 31V727 inclusive
c149141 UEP0871S
8J7891 BOWL GP-SCRAPER Parts scheme
  For full view, you need register

Parts for your 621B WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1621 [2] BOLT  
2. 3B-4508 [2] LOCKWASHER  
3. 8J-1525 [2] PLATE  
4. 4J-8665 [2] BIT  
5. 3J-2801 [29] BOLT  
  2J-3507 [29] NUT  
6. 5J-6845 [1] CUTTING EDGE (center)  
7. 7J-3193 [2] CUTTING EDGE (end)  
8. 7J-5414 [1] PIN ASSEM.  
    (Includes)
  3J-2910 [1] SPACER  
9. 0L-1329 [1] BOLT  
10. 9J-3835 [1] GUARD ASSEM. (R.H.)  
11. 4B-4280 [10] WASHER  
12. 8J-7558 [1] PLATE  
13. 9D-8131 [6] BOLT ASSEM.  
14. 0S-1595 [8] BOLT  
 

#UEP0871S0022
 

8J-7891: BOWL GP-SCRAPER

8J7891 BOWL GROUP--Part 1 of 2
Serial No. 31V728 to 31V1085 inclusive
sp606 UEP0871S
8J7891 BOWL GP-SCRAPER Parts scheme
  For full view, you need register

Parts for your 621B WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9J-6760 C [1] BOWL ASSEM.  
    (Includes)
  6J-1435 [1] PLATE  
2. 9J-0262 [2] BRACKET  
3. 8J-5178 [1] BLOCK  
4. 9J-1546 [1] FENDER ASSEM. (L.H.)  
5. 5J-2328 [2] RAIL ASSEM.  
6. 5J-3044 C [2] PLATE  
7. 9J-8322 [2] PIVOT  
8. 9J-1545 [1] FENDER ASSEM. (R.H.)  
9. 5J-0955 [1] BOTTOM ASSEM.  
    (Includes)
  5J-0950 [1] SUPPORT  
10. 3J-2758 [10] RIB  
11. 3R-4987 [1] BOSS  
12. 5J-7333 [2] HOOK  
13. 8F-9836 C [9] LUG  
14. 6J-5298 [1] BRACKET ASSEM.  
    (Includes)
  5J-2497 [1] BRACKET  
15. 5H-6106 [2] LUG  
16. 3G-2545 C [2] PLATE  
17. 4J-5193 [2] PIN  
18. 2A-1538 [2] BOLT  
  3B-4512 [2] LOCKWASHER  
19. 5J-5784 [4] SPACER  
20. 5J-1980 [2] PIN  
  C   INDICATES CHANGE
 

#UEP0871S0023
 

8J-7891: BOWL GP-SCRAPER

8J7891 BOWL GROUP--Part 2 of 2
Serial No. 31V728 to 31V1085 inclusive
sp607 UEP0871S
8J7891 BOWL GP-SCRAPER Parts scheme
  For full view, you need register

Parts for your 621B WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1621 [2] BOLT  
2. 3B-4508 [2] LOCKWASHER  
3. 8J-1525 [2] PLATE  
4. 4J-8665 [2] BIT  
5. 1J-5607 C [29] BOLT  
  2J-3507 [29] NUT  
6. 1G-1471 C [1] CUTTING EDGE (center)  
7. 2Y-2297 C [2] CUTTING EDGE (end)  
8. 7J-5414 [1] PIN ASSEM.  
    (Includes)
  3J-2910 [1] SPACER  
9. 0L-1329 [1] BOLT  
10. 9J-3835 [1] GUARD ASSEM. (R.H.)  
11. 4B-4280 [10] WASHER  
12. 8J-7558 [1] PLATE  
13. 9D-8131 [6] BOLT ASSEM.  
14. 0S-1595 [8] BOLT  
  C   INDICATES CHANGE
 

#UEP0871S0024
 

8J-7891: BOWL GP-SCRAPER

8J7891 BOWL GROUP--Part 1 of 2
Serial No. 31V1086-Up
sp1520 UEP0871S
8J7891 BOWL GP-SCRAPER Parts scheme
  For full view, you need register

Parts for your 621B WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. C [1] BOWL ASSEM.  
  [1] PLATE  
2. [2] BRACKET  
3. [1] BLOCK  
4. [4] BRACKET  
5. [2] RAIL ASSEM.  
6. C [2] PLATE  
7. [2] PIVOT  
8. [2] BRACKET  
9. [1] BOTTOM ASSEM.  
  [1] SUPPORT  
10. [10] RIB  
11. [1] BOSS  
12. [2] HOOK  
13. C [9] LUG  
14. [1] BRACKET ASSEM.  
  [1] BRACKET  
15. [2] LUG  
16. C [2] PLATE  
17. [4] PLATE  
18. [4] PLATE  
19. [1] BLOCK ASSEM.  
20. [2] PIN  
21. [2] BOLT  
22. [4] SPACER  
23. [2] PIN  
  C   INDICATES CHANGE
 

#UEP0871S0025
 

8J-7891: BOWL GP-SCRAPER

8J7891 BOWL GROUP--Part 2 of 2
Serial No. 31V1086-Up
sp1521 UEP0871S
8J7891 BOWL GP-SCRAPER Parts scheme
  For full view, you need register

Parts for your 621B WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [2] BOLT  
2. [2] LOCKWASHER  
3. [2] PLATE  
4. [2] BIT  
5. C [29] BOLT  
  [29] NUT  
6. C [1] CUTTING EDGE (center)  
7. C [2] CUTTING EDGE (end)  
8. [1] PIN ASSEM.  
  [1] SPACER  
9. [1] BOLT  
10. [1] GUARD (R.H.)  
11. [8] WASHER  
12. [1] PLATE  
13. [6] BOLT ASSEM.  
14. [8] BOLT  
15. [2] CLAMP  
16. [12] BOLT  
  [12] NUT  
17. [22] WASHER 3.5 mm thick)  
  [2] WASHER 3.0 mm thick)  
18. [1] FENDER (R.H.)  
  [1] FENDER (L.H.)  
  C   INDICATES CHANGE
 

#UEP0871S0026
 

5J-2449: BOWL CYLINDER GROUP--R.H.,BOWL CYLINDER GROUP--L.H.

5J2449 BOWL CYLINDER GROUP--R.H. (Change 0.3)--153 mm (6 in.) Bore x 813 mm (32 in.) Stroke -- Type 1
5J2450 BOWL CYLINDER GROUP--L.H. (Change 0.3) 153 mm (6 in.) Bore x 813 mm (32 in.) Stroke
sp612 UEP0871S
  For full view, you need register

Parts for your 621B WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3J-9545 [1] NUT  
2. 1J-0708 [1] RING  
3. 5J-4989 [2] SEAL ASSEM.  
4. 5J-0968 [1] PISTON  
5. 5J-0980 [1] HEAD  
6. 1D-4612 [2] BOLT 10.16 cm(4 in.) long  
7. 5H-1504 [8] WASHER  
8. 4B-3388 [4] BOLT  
  3B-4505 [4] LOCKWASHER  
9. 2Y-1346 [2] FLANGE  
10. 2J-3243 [1] RETAINER  
11. 5J-2453 R [1] ROD ASSEM.  
    (Includes)
12. 5J-2445 [1] BEARING  
13. 0S-1591 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
14. 1K-6982 [1] SEAL  
15. 4F-8421 [6] SHIM  
16. 3B-2968 [6] BOLT 8.89 cm(3.50 in.) long  
17. 4F-8420 [1] PACKING (1 Ring)  
18. 2K-3258 [1] RING  
19. 5H-3252 [1] SEAL  
20. 5J-0974 R [1] CYLINDER ASSEM.  
    (Includes)
21. 5J-2445 [1] BEARING  
  R   REMFG PART MAY BE AVAILABLE
 

#UEP0871S0027
 

5J-2450: BOWL CYLINDER GROUP--R.H.,BOWL CYLINDER GROUP--L.H.

5J2449 BOWL CYLINDER GROUP--R.H. (Change 0.3)--153 mm (6 in.) Bore x 813 mm (32 in.) Stroke -- Type 1
5J2450 BOWL CYLINDER GROUP--L.H. (Change 0.3) 153 mm (6 in.) Bore x 813 mm (32 in.) Stroke
sp612 UEP0871S
5J2450 BOWL CYLINDER GROUP--R.H.,BOWL CYLINDER GROUP--L.H. Parts scheme
  For full view, you need register

Parts for your 621B WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3J-9545 [1] NUT  
2. 1J-0708 [1] RING  
3. 5J-4989 [2] SEAL ASSEM.  
4. 5J-0968 [1] PISTON  
5. 5J-0980 [1] HEAD  
6. 1D-4612 [2] BOLT 10.16 cm(4 in.) long  
7. 5H-1504 [8] WASHER  
8. 4B-3388 [4] BOLT  
  3B-4505 [4] LOCKWASHER  
9. 2Y-1346 [2] FLANGE  
10. 2J-3243 [1] RETAINER  
11. 5J-2453 R [1] ROD ASSEM.  
    (Includes)
12. 5J-2445 [1] BEARING  
13. 0S-1591 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
14. 1K-6982 [1] SEAL  
15. 4F-8421 [6] SHIM  
16. 3B-2968 [6] BOLT 8.89 cm(3.50 in.) long  
17. 4F-8420 [1] PACKING (1 Ring)  
18. 2K-3258 [1] RING  
19. 5H-3252 [1] SEAL  
20. 5J-0974 R [1] CYLINDER ASSEM.  
    (Includes)
21. 5J-2445 [1] BEARING  
  R   REMFG PART MAY BE AVAILABLE
 

#UEP0871S0028
 

5J-2449: BOWL CYLINDER GROUP--R.H.,BOWL CYLINDER GROUP--L.H.

5J2449 BOWL CYLINDER GROUP--R.H.--153 mm (6 in.) Bore x 813 mm (32 in.) Stroke--Type 2
5J2450 BOWL CYLINDER GROUP--L.H. 153 mm (6 in.) Bore x 813 mm (32 in.) Stroke
sp603 UEP0871S
  For full view, you need register

Parts for your 621B WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2Y-1986 C [1] NUT  
2. 7J-5326 C [1] RING  
3. 5J-4989 C [2] SEAL ASSEM.  
4. 9J-8047 C [1] PISTON  
5. 5J-0980 [1] HEAD  
6. 1D-4612 [2] BOLT (4" Long)  
7. 5H-1504 [8] WASHER  
10. 2J-3243 [1] RETAINER  
11. 5J-2453 R [1] ROD ASSEM.  
12. 5J-2445 [1] BEARING  
    (Part of 5J2453 Rod Assem.)
13. 0S-1591 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
14. 1K-6982 [1] SEAL  
15. 4F-8421 [6] SHIM  
16. 3B-2968 [6] BOLT (3.50" Long)  
17. 4F-8420 [1] PACKING (1 Ring)  
18. 2K-3258 [1] RING  
19. 5H-3252 [1] SEAL  
20. 5J-0974 R [1] CYLINDER ASSEM.  
21. 5J-2445 [1] BEARING  
    (Part of 5J974 Cylinder Assem.)
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
 

#UEP0871S0029
 

5J-2450: BOWL CYLINDER GROUP--R.H.,BOWL CYLINDER GROUP--L.H.

5J2449 BOWL CYLINDER GROUP--R.H.--153 mm (6 in.) Bore x 813 mm (32 in.) Stroke--Type 2
5J2450 BOWL CYLINDER GROUP--L.H. 153 mm (6 in.) Bore x 813 mm (32 in.) Stroke
sp603 UEP0871S
5J2450 BOWL CYLINDER GROUP--R.H.,BOWL CYLINDER GROUP--L.H. Parts scheme
  For full view, you need register

Parts for your 621B WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2Y-1986 C [1] NUT  
2. 7J-5326 C [1] RING  
3. 5J-4989 C [2] SEAL ASSEM.  
4. 9J-8047 C [1] PISTON  
5. 5J-0980 [1] HEAD  
6. 1D-4612 [2] BOLT (4" Long)  
7. 5H-1504 [8] WASHER  
10. 2J-3243 [1] RETAINER  
11. 5J-2453 R [1] ROD ASSEM.  
12. 5J-2445 [1] BEARING  
    (Part of 5J2453 Rod Assem.)
13. 0S-1591 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
14. 1K-6982 [1] SEAL  
15. 4F-8421 [6] SHIM  
16. 3B-2968 [6] BOLT (3.50" Long)  
17. 4F-8420 [1] PACKING (1 Ring)  
18. 2K-3258 [1] RING  
19. 5H-3252 [1] SEAL  
20. 5J-0974 R [1] CYLINDER ASSEM.  
21. 5J-2445 [1] BEARING  
    (Part of 5J974 Cylinder Assem.)
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
 

Information:

Special Instruction
Installation Of Stronger Fenders For Scrapers{6201}
Installation Of Stronger Fenders For Scrapers{6201}
Repair Procedure For Damaged Ejector And Scraper Push Frame{6203, 6225}
Repair Procedure For Damaged Ejector And Scraper Push Frame{6203, 6225}
Specifications
Hydraulic Pump; For Implement (Bowl); And Steering (621B Std.)
621B, 623B & 627B WHEEL TRACTORS STEERING SYSTEM
Hydraulic Pump For; Implement (Bowl) And Steering
621B, 623B & 627B WHEEL TRACTORS STEERING SYSTEM
Bowl Cylinder Installation
621B & 627B SCRAPERS HYDRAULIC SYSTEM
Bowl Cylinders<BR> 5J2449, 5J2450
621B & 627B SCRAPERS HYDRAULIC SYSTEM
Hydraulic Pump For Implement (Bowl) And Steering<BR> (9J5135)
621R WHEEL TRACTOR STEERING SYSTEM
Hydraulic Pump For Implement (Bowl) And Steering<BR> (9J5135)
621R WHEEL TRACTOR-SCRAPER HYDRAULIC SYSTEM
Bowl Cylinder<BR> (5J2449)
621R WHEEL TRACTOR-SCRAPER HYDRAULIC SYSTEM
Scraper
621R WHEEL TRACTOR-SCRAPER HYDRAULIC SYSTEM
Disassembly and Assembly
Axle Housings
621R TRACTOR POWER TRAIN
Bowl Lift Cylinders
621R WHEEL TRACTOR-SCRAPER VEHICLE SYSTEMS
Axle Housings (Scraper)
621R WHEEL TRACTOR-SCRAPER VEHICLE SYSTEMS
Bowl Lift Cylinders
621 B & 627B TRACTOR-SCRAPER VEHICLE SYSTEMS
Axle Housings (621B Scraper)
621 B & 627B TRACTOR-SCRAPER VEHICLE SYSTEMS
Service Magazine
Longer Wear Plates On Bowl Side Prevent Damage To Draft Arms{6215}
1977/01/24
Cover For Protection Of Fittings On Bowl Lift Cylinders{5057,6207}
1977/03/28

Caterpillar Parts SIS Catalog 621B :

SHIELD GP-BRAKE
6D-6490 SHIELD GP-BRAKE
LIFT GP-APRON
8J-7761 LIFT GP-APRON
CYLINDER GP-APRON
5J-0778 CYLINDER GP-APRON
CYLINDER GP-APRON
5J-0778 CYLINDER GP-APRON
APRON GP
8J-7827 APRON GP
VALVE GP-CHECK
8J-8565 VALVE GP-CHECK
VALVE GP-CHECK
8J-8564 VALVE GP-CHECK
8J-7822 LINES GP-DRAFT FRAME
8J-7891 BOWL GP-SCRAPER
BOWL GP-SCRAPER
8J-7891 BOWL GP-SCRAPER
8J-7891 BOWL GP-SCRAPER
BOWL GP-SCRAPER
8J-7891 BOWL GP-SCRAPER
8J-7891 BOWL GP-SCRAPER
5J-2449 BOWL CYLINDER GROUP--R.H.,BOWL CYLINDER GROUP--L.H.
BOWL CYLINDER GROUP--R.H.,BOWL CYLINDER GROUP--L.H.
5J-2450 BOWL CYLINDER GROUP--R.H.,BOWL CYLINDER GROUP--L.H.
5J-2449 BOWL CYLINDER GROUP--R.H.,BOWL CYLINDER GROUP--L.H.

Truck sale:

Caterpillar 621B
 
Caterpillar 621B
- Road Scraper
MACALLISTER MACHINERY CO., INC
Caterpillar 621B
 
Caterpillar 621B
- Road Scraper
MACALLISTER MACHINERY CO., INC
Caterpillar 621B
 
Caterpillar 621B
- Road Scraper
FINNING CANADA
Caterpillar 621B, Road Scraper, Construction
46,500 
Caterpillar 621B, Road Scraper, Construction
- Road Scraper
QUINN COMPANY
Caterpillar 621B, Road Scraper, Construction
46,500 
Caterpillar 621B, Road Scraper, Construction
- Road Scraper
QUINN COMPANY
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