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5J778 APRON CYLINDER GROUP--7.25" Bore x 23.50" Stroke Serial No. 50K771-Up and 69M690-Up 627 WHEEL SCRAPER


HYDRAULIC SYSTEM
CYLINDER GP
IMPLEMENTS
APRON GP
BOWL GP
EJECTOR GP

WHEEL SCRAPER 627 WHEEL SCRAPER 50K
 627 SCRAPERS 50K00001-00865 (MACHINE) UEG0074S 627 50K   (1968)

HYDRAULIC SYSTEM

CYLINDER GP
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.
CYLINDER GP-APRON
5J-0778 CYLINDER GP-APRON
CYLINDER GP-APRON
5J-0778 CYLINDER GP-APRON
CYLINDER GP
6J-9573 CYLINDER GP
 

#UEG0074S0040
 

5J-0778: CYLINDER GP-APRON

5J778 APRON CYLINDER GROUP--7.25" Bore x 23.50" Stroke
Serial No. 50K771-Up and 69M690-Up
c139579 UEG0074S
5J0778 CYLINDER GP-APRON Parts scheme
  For full view, you need register

Parts for your 627 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3J-9545 [1] NUT  
2. 3J-7848 [1] RING  
3. 5J-0777 R [1] CYLINDER ASSEM.  
4. 3J-6412 [2] BEARING  
5. 2K-2939 [1] SEAL  
6. 2K-2940 [1] RING  
7. 5F-3498 [1] PACKING  
8. 5F-3500 [6] SHIM  
9. 5J-7036 [1] WIPER  
    -OR-
  1J-3540 [1] SEAL (Lip Type)  
10. 5J-0771 R [1] ROD ASSEM.  
11. 3J-6412 [2] BEARING  
12. 0S-1591 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
13. 2J-0491 [1] RETAINER  
14. 1J-2175 [4] BOLT  
  3B-4518 [4] LOCKWASHER  
15. 5J-0769 [1] HEAD  
16. 5J-0772 [1] PISTON  
17. 5J-4993 [2] SEAL ASSEM.  
  R   REMFG PART MAY BE AVAILABLE
 

#UEG0074S0041
 

APRON LIFT

APRON LIFT
Serial No. 50K1 to 50K255 and 69M1 to 69M236 inclusive
c129662 UEG0074S
None APRON LIFT Parts scheme
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Parts for your 627 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5J-2829 [1] FRAME ASSEM.  
2. 3J-3953 [2] BEARING  
  5J-2777 [1] SPACER  
    (Parts of 5J2829 Assem.)
3. 5J-2966 [1] PIN ASSEM.  
4. 4J-0622 [8] WASHER  
5. 0S-1595 [2] BOLT (1.25" long)  
6. 3B-4508 [3] LOCKWASHER  
7. 5J-2831 [1] PIN ASSEM.  
8. 5J-2717 [1] LINK ASSEM.  
9. 2K-0045 [2] BUSHING  
    (Parts of 5J2717 Assem.)
10. 5J-2834 [1] PIN ASSEM.  
11. 0S-1595 [1] BOLT (1.25" long)  
    - or -
  7B-3235 [1] BOLT (1.375" long)  
 

#UEG0074S0042
 

APRON LIFT

APRON LIFT
Effective with Serial No. 50K256-Up and 69M237-Up
c106449 UEG0074S
None APRON LIFT Parts scheme
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Parts for your 627 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5J-2829 [1] FRAME ASSEM.  
2. 3J-3953 [2] BEARING  
  5J-2777 [1] SPACER  
    (Parts of 5J2829 Assem.)
3. 7J-4264 C [1] PIN ASSEM.  
4. 4J-0622 [8] WASHER  
5. 0S-1595 [2] BOLT (1.25" long)  
6. 3B-4508 C [2] LOCKWASHER  
7. 5J-2831 [1] PIN ASSEM.  
8. 5J-2717 [1] LINK ASSEM.  
9. 2K-0045 [2] BUSHING  
    (Part of 5J2717 Assem.)
10. 5J-2834 [1] PIN ASSEM.  
11. 4B-4043 C [1] BOLT (1.375" long)  
  3B-4510 [1] LOCKWASHER  
  C   INDICATES CHANGE FROM PREVIOUS
 

#UEG0074S0043
 

5J-1450: APRON

APRON (5J1450 N/S)
Serial No. 50K1 to 50K408 inclusive and 69M1 to 69M290 inclusive
c128552 UEG0074S
5J1450 APRON Parts scheme
  For full view, you need register

Parts for your 627 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5F-0183 [4] PLATE  
    (PARTS OF ASSEM. 5J1442)
  5J-1442 [1] APRON ASSEM.  
  5J-1437 [1] PLATE  
  5J-1438 [2] BRACKET  
    (PARTS OF ASSEM. 5J1442)
  5J-1449 [1] SHAFT ASSEM.  
  0S-1595 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  8M-2530 [6] BOLT (1.25" LONG)  
    - OR -
  4K-5175 [6] BOLT (1.50" LONG)  
  5J-7212 [2] CAP  
  5J-1447 [2] PIN  
  5J-1446 [2] BEARING  
  5J-7191 [2] HOUSING  
    (PARTS OF ASSEM. 5J1442)
  6J-3773 [2] RETAINER  
  2D-4867 [2] FITTING  
 

#UEG0074S0044
 

5J-1450: APRON

APRON (5J1450 N/S)
Effective with Serial No. 50K409-Up and 69M291-Up
c133816 UEG0074S
5J1450 APRON Parts scheme
  For full view, you need register

Parts for your 627 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5F-0183 [4] PLATE  
    (PARTS OF ASSEM. 5J1442)
  5J-1442 [1] APRON ASSEM.  
  5J-1437 [1] PLATE  
  7J-4416 [2] BRACKET  
    (PARTS OF ASSEM. 5J1442)
  5J-1449 [1] SHAFT ASSEM.  
  0S-1595 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  4K-5175 [6] BOLT (1.50" LONG)  
  5J-7212 [2] CAP  
  5J-1447 [2] PIN  
  5J-1446 [2] BEARING  
  5J-7191 [2] HOUSING  
    (PARTS OF ASSEM. 5J1442)
  6J-3773 [2] RETAINER  
  2D-4867 [2] FITTING  
 

#UEG0074S0045
 

6J-4370: GUARD GROUP

6J4370 GUARD GROUP-Ejector Overflow
c105841 UEG0074S
6J4370 GUARD GROUP Parts scheme
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Parts for your 627 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6J-4393 [2] BRACKET  
2. 7H-0395 [4] PIN  
  3B-5301 [4] COTTER PIN  
3. 6J-4389 [1] GUARD ASSEM.  
4. 6J-4388 [1] SCREEN  
    (Part of 6J4389 Guard Assem.)
5. 6J-4377 [2] BRACKET  
6. 6J-4381 [2] PLATE  
 

#UEG0074S0046
 

6J-4367: EJECTOR GP

EJECTOR (6J4367 N/S)-Part 1 of 2
Serial No. 50K1 to 788, 790 and 50K791 inclusive and 69M1 to 69M715 inclusive
c226461 UEG0074S
6J4367 EJECTOR GP Parts scheme
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Parts for your 627 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3J-4779 [2] ROLLER ASSEM.  
  3J-3867 [1] SHAFT  
2. 1A-6258 [1] GASKET  
3. 5F-7309 [1] WASHER  
4. 8J-2160 [1] CAP  
5. 2H-3786 [1] NUT  
6. 8F-2373 [1] LOCK  
7. 0S-1594 [4] BOLT 25.40 mm(1 in.) long  
    - OR -
  0S-0509 [4] BOLT 19.05 mm(.75 in.) long  
8. 3B-4506 [4] LOCKWASHER  
9. 1B-4018 [1] CONE  
10. 3J-3709 [1] ROLLER ASSEM.  
11. 3J-4776 [1] SEAL  
12. 1B-3955 [1] CUP  
13. 1B-4012 [1] CUP  
14. 1B-3953 [1] CONE  
15. 0S-1621 [8] BOLT  
16. 5F-9963 [4] LOCK  
17. 4J-9881 C [4] WASHER  
18. 5J-2728 [2] PIN  
19. 0S-1585 [8] BOLT  
20. 3B-4508 [8] LOCKWASHER  
21. 5J-1968 [2] SHAFT  
  3B-8489 [2] FITTING  
22. 3J-7957 [6] SHIM  
23. 6J-5064 [2] ROLLER ASSEM.  
24. 3J-3185 [1] BEARING  
  C   INDICATES CHANGE
 

#UEG0074S0047
 

6J-4367: EJECTOR GP

EJECTOR (6J4367 N/S)-Part 2 of 2
Serial No. 50K1 to 788, 790 and 50K791 inclusive and 69M1 to 69M715 inclusive
c135835 UEG0074S
6J4367 EJECTOR GP Parts scheme
  For full view, you need register

Parts for your 627 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6J-9224 [2] ROLLER ASSEM.  
1. 5F-7272 [1] SHAFT  
2. 1B-4018 [1] CONE  
3. 1A-6258 [1] GASKET  
4. 5F-7309 [1] WASHER  
5. 8J-2160 [1] CAP  
6. 3B-4619 [1] COTTER PIN  
7. 1B-4443 [1] NUT  
8. 0S-1594 [4] BOLT (1" Long)  
    -OR-
  0S-0509 [4] BOLT (.75" Long)  
9. 3B-4506 [4] LOCKWASHER  
10. 6J-9221 [1] ROLLER ASSEM.  
11. 1B-4012 [1] CUP  
12. 1B-3955 [1] CUP  
13. 1B-3953 [1] CONE  
14. 3J-4776 [1] SEAL  
15. 0S-1627 [2] BOLT  
16. 1B-4331 [4] NUT  
  3B-4512 [4] LOCKWASHER  
17. 6J-4953 [1] EJECTOR ASSEM.  
18. 5J-2498 [2] BRACKET  
19. 5J-2768 [1] EDGE  
20. 5F-7231 [2] BRACKET  
21. 5J-2497 [1] BRACKET  
22. 6J-4950 [2] BRACKET  
23. 3B-6753 [2] BOLT  
 

#UEG0074S0048
 

6J-4367: EJECTOR GP

EJECTOR (6J4367 N/S)-Part 1 of 2
Serial No. 50K789 and 50K792-Up and 69M716-Up
c226462 UEG0074S
6J4367 EJECTOR GP Parts scheme
  For full view, you need register

Parts for your 627 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3J-4779 [2] ROLLER ASSEM.  
  3J-3867 [1] SHAFT  
2. 1A-6258 [1] GASKET  
3. 5F-7309 [1] WASHER  
4. 8J-2160 [1] CAP  
5. 2H-3786 [1] NUT  
6. 8F-2373 [1] LOCK  
7. 0S-1594 [4] BOLT 25.40 mm(1 in.) long  
    - OR -
  0S-0509 [4] BOLT 19.05 mm(.75 in.)long  
8. 3B-4506 [4] LOCKWASHER  
9. 1B-4018 [1] CONE  
10. 3J-3709 [1] ROLLER ASSEM.  
11. 3J-4776 [1] SEAL  
12. 1B-3955 [1] CUP  
13. 1B-4012 [1] CUP  
14. 1B-3953 [1] CONE  
15. 0S-1621 [8] BOLT  
16. 5F-9963 [4] LOCK  
17. 4J-9881 C [4] WASHER  
18. 5J-2728 [2] PIN  
19. 0S-1585 [8] BOLT  
20. 3B-4508 [8] LOCKWASHER  
21. 5J-1968 [2] SHAFT  
  3B-8489 [2] FITTING  
22. 3J-7957 [6] SHIM  
23. 6J-5064 [2] ROLLER ASSEM.  
24. 3J-3185 [1] BEARING  
  C   INDICATES CHANGE
 

#UEG0074S0049
 

6J-4367: EJECTOR GP

EJECTOR (6J4367 N/S)-Part 2 of 2
Serial No. 50K789 and 50K792-Up and 69M716-Up
c142753 UEG0074S
6J4367 EJECTOR GP Parts scheme
  For full view, you need register

Parts for your 627 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6J-9224 [2] ROLLER ASSEM.  
  5F-7272 [1] SHAFT  
2. 1B-4018 [1] CONE  
3. 1A-6258 [1] GASKET  
4. 5F-7309 [1] WASHER  
5. 8J-2160 [1] CAP  
6. 3B-4619 [1] COTTER PIN  
7. 1B-4443 [1] NUT  
8. 0S-1594 [4] BOLT (1" Long)  
    -OR-
  0S-0509 [4] BOLT (.75" Long)  
9. 3B-4506 [4] LOCKWASHER  
10. 6J-9221 [1] ROLLER ASSEM.  
11. 1B-4012 [1] CUP  
12. 1B-3955 [1] CUP  
13. 1B-3953 [1] CONE  
14. 3J-4776 [1] SEAL  
15. 0S-1627 [2] BOLT  
16. 1B-4331 [4] NUT  
  3B-4512 [4] LOCKWASHER  
17. 6J-4953 [1] EJECTOR ASSEM.  
18. 5J-2498 [2] BRACKET  
19. 5J-2768 [1] EDGE  
20. 5F-7231 [2] BRACKET  
21. 5J-2497 [1] BRACKET  
22. 8J-5041 C [2] BRACKET  
23. 3B-6753 [2] BOLT  
  C   INDICATES CHANGE
 

Information:

Special Instruction
Installation Of 1U689 Ejector Cylinder Hose Assembly Or 1U408 Ejector Cylinder Group{5305}
Installation Of 1U689 Ejector Cylinder Hose Assembly Or 1U408 Ejector Cylinder Group{5305}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}
Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}
Installation of Double Lip Wiper Seal{7562}
Installation of Double Lip Wiper Seal{7562}
Installation of Double Lip Wiper Seal{7562}
Installation of Double Lip Wiper Seal{7562}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Technical Information Bulletin
Surface Finishes of Cylinder Bores{7562}
Surface Finishes of Cylinder Bores{7562}
Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}
Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 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 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}
Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}
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
Testing Hydraulic Cylinders Using the <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Reuse Guideline for Hydraulic Cylinder Position Sensor {5574, 5736}
Reuse Guideline for Hydraulic Cylinder Position Sensor {5574, 5736}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
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}
Contamination Control Guidelines
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}
Applied Failure Analysis
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Bench Test Procedures
Testing Hydraulic Cylinders Using the <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Service Magazine
Care Must Be Used When Hollow Hydraulic Cylinder Rods Are Cut{5102,5305,5317,5458,5457,5050}
1984/04/09
Improvements Have Been Made To Ejector Lines Group And Hydraulic Control Arrangement{5057,5305,6203}
1979/12/10
New U-Cup Seal And Spacer(s) Replace Cylinder Rod Packing Seal {5101,5102,5103,5104,5213,5223,5229,5265}
1996/06/10
New Assembly Instructions for Rod Seals on Hydraulic Cylinders are Available {7562}
2001/09/04
Correctly Assembling the Buffer Seal Will Prevent Failure of the U-Cup Seals {7562}
2001/07/30
Double Lip Wiper Seals Must Be Installed Properly {7562}
2002/12/09
Procedure Now Available to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
2012/10/04
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
A Rework Procedure Improves the Seal Assembly Performance in Hydraulic Cylinders on Cat Products {7562}
2010/04/30

Caterpillar Parts SIS Catalog 627 :

CYLINDER GP-APRON
5J-0778 CYLINDER GP-APRON
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.
7J-4890 THREE PIECE CUTTING EDGE GROUP
6J-0441 EDGE GP-CUTTING
SAFETY TREAD GROUP
7D-8570 SAFETY TREAD GROUP
7J-8457 BOWL
BOWL
7J-8457 BOWL
APRON LIFT
APRON LIFT
APRON LIFT
APRON LIFT
APRON
5J-1450 APRON
APRON
5J-1450 APRON
GUARD GROUP
6J-4370 GUARD GROUP
EJECTOR GP
6J-4367 EJECTOR GP
6J-4367 EJECTOR GP
EJECTOR GP
6J-4367 EJECTOR GP

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WYOMING MACHINERY
Caterpillar 627K, Road Scraper, Construction
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Caterpillar 627K, Road Scraper, Construction
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TRACTOR & EQUIPMENT CO.
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1,112,000 
Caterpillar 627K, Road Scraper, Construction
- Road Scraper
TRACTOR & EQUIPMENT CO.
Caterpillar 627K, Road Scraper, Construction
862,000 
Caterpillar 627K, Road Scraper, Construction
- Road Scraper
TRACTOR & EQUIPMENT CO.
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