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8W3406 CYLINDER GP-AIR OVER HYDRAULIC PART OF 8W4505 LINES-SERVICE BRAKE (REAR) FIELD REPLACEMENT ORDER 8X7220-PAGE 218.01, 7J0204 SEAL AND 7V5647 SWITCH AS 773B


BRAKING SYSTEM
CYLINDER GP
ELECTRICAL AND STARTING SYSTEM
MOTOR GP
BRAKING SYSTEM
SLACK ADJUSTER GP
CYLINDER GP
VALVE GP

TRUCK 773B TRUCK 63W
 773B TRUCK 63W03296-04199 (MACHINE) POWERED BY 3412 ENGINE SEBP1946 773B 63W   (1978)

BRAKING SYSTEM

CYLINDER GP
CYLINDER GP-AIR OVER HYD
8W-3406 CYLINDER GP-AIR OVER HYD
CYLINDER GP-AIR OVER HYD
8X-7220 CYLINDER GP-AIR OVER HYD
CYLINDER GP-AIR OVER HYD
8X-7223 CYLINDER GP-AIR OVER HYD
CYLINDER GP-AIR
9T-7204 CYLINDER GP-AIR
 

#SEBP19460380
 

8W-3406: CYLINDER GP-AIR OVER HYD

8W3406 CYLINDER GP-AIR OVER HYDRAULIC
PART OF 8W4505 LINES-SERVICE BRAKE (REAR)
FIELD REPLACEMENT ORDER 8X7220-PAGE 218.01, 7J0204 SEAL
AND 7V5647 SWITCH AS
c520459 SEBP1946
8W3406 CYLINDER GP-AIR OVER HYD Parts scheme
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Parts for your 773B TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9F-2167 [1] SCREW-BLEEDER  
2. 8W-5891 [1] BODY-PISTON  
3. 8W-1150 [1] VALVE  
4. 9V-3131 [1] SEAL-PISTON  
5. 6W-7305 [1] SPRING  
6. 9V-6526 [1] RING-RETAINING  
7. 7V-5647 [1] SWITCH AS (AIR PRESS IND LIGHT)  
  6V-8376 C [2] SCREW-MACHINE  
  9B-7233 C [2] LOCKWASHER  
8. 7V-5646 [1] SEAL-O-RING  
9. 8V-9570 C [1] ROD-INDICATOR  
10. 8X-1423 [1] CYLINDER AS  
11. 7J-0204 [1] SEAL-O-RING  
   
    THE FOLLOWING REPAIR
    KIT IS AVAILABLE:
  8W-5889 [1] KIT-HYDRAULIC AIR CYLINDER  
    (INCLUDES SEALS, SPRING,
    GASKET, FELT, RING, CUP
    AND INSERT)
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP19460381
 

8X-7220: CYLINDER GP-AIR OVER HYD

8X7220 CYLINDER GP-AIR OVER HYDRAULIC
FIELD REPLACEMENT FOR 8W3406-PAGE 218
c520465 SEBP1946
8X7220 CYLINDER GP-AIR OVER HYD Parts scheme
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Parts for your 773B TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9F-2167 [1] SCREW-BLEEDER  
2. 8W-5891 [1] BODY-PISTON  
3. 8W-1150 [1] VALVE  
4. 9V-3131 [1] SEAL-PISTON  
5. 6W-7305 [1] SPRING  
6. 9V-6526 [1] RING-RETAINING  
7. 8X-1423 [1] CYLINDER AS  
8. 7V-5646 [1] SEAL-O-RING  
9. 8V-9570 [1] ROD-INDICATOR  
   
    THE FOLLOWING REPAIR
    KIT IS AVAILABLE:
  8W-5889 [1] KIT-HYDRAULIC AIR CYLINDER  
    (INCLUDES SEALS, SPRING,
    GASKET, FELT, RING, CUP
    AND INSERT)
 

#SEBP19460382
 

8X-7223: CYLINDER GP-AIR OVER HYD

8X7223 CYLINDER GP-AIR OVER HYDRAULIC
PART OF 8W4504 LINES-SERVICE BRAKE
c531085 SEBP1946
8X7223 CYLINDER GP-AIR OVER HYD Parts scheme
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Parts for your 773B TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8W-1151 [1] BODY-PISTON  
2. 8W-1150 [1] VALVE  
3. 6W-7306 [1] SPRING  
4. 9F-2167 [1] SCREW-BLEEDER  
   
    THE FOLLOWING REPAIR
    KIT IS AVAILABLE:
  318-8230 KIT-HYDRAULIC CYLINDER  
    INCLUDES:
    PISTON CUP, SPRING,
    RETAINING RING, SEALS,
    O-RINGS & PISTON FELT
 

#SEBP19460383
 

8W-9925: PUMP GP-ELECTRIC DRIVE

8W9925 PUMP GP-ELECTRIC DRIVE
PART OF 8W4505 LINES-SERVICE BRAKE (REAR)
c495174 SEBP1946
8W9925 PUMP GP-ELECTRIC DRIVE Parts scheme
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Parts for your 773B TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8C-9514 [1] MOTOR AS-24 V  
2. 6V-8186 [2] NUT-FULL  
  8T-4224 [2] WASHER-HARD  
  3F-9556 [2] LOCKWASHER  
3. 3B-4505 [4] LOCKWASHER  
4. 1T-0416 [4] BOLT  
5. 8W-9924 J [1] PUMP AS  
6. 5P-0711 [1] SEAL-LIP TYPE  
7. 8W-3593 [1] SHAFT  
8. 7X-7944 [8] BOLT-12 POINT HEAD  
  012-0380 [8] LOCKWASHER  
9. 1V-8795 [1] COUPLING  
10. 1V-8796 [1] GASKET  
   
    THE FOLLOWING REPAIR
    KITS ARE AVAILABLE:
  8W-0010 J [1] KIT-VALVE RELIEF  
    (INCLUDES GASKET, BALL
    AND SPRINGS)
  8W-0013 J [1] KIT-GASKET  
  8W-0011 J [1] KIT-CHECK VALVE  
    (INCLUDES SEAL, BALL
    AND SPRING)
 

#SEBP19460384
 

2G-6535: SLACK ADJUSTER GP

2G6535 SLACK ADJUSTER GP
PART OF 8W4505 LINES-SERVICE BRAKE (REAR)
c627113 SEBP1946
2G6535 SLACK ADJUSTER GP Parts scheme
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Parts for your 773B TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2G-8932 [2] HOUSING  
2. 2G-7282 [1] BASE  
3. 2G-1202 [2] SPRING  
4. 7F-2122 [2] SEAL-O-RING  
5. 9V-3222 [2] PISTON AS  
    (EACH INCLUDES)
  9V-3223 [1] PISTON  
6. 9V-3224 [1] HOUSING-PISTON  
7. 2H-4145 [2] SEAL-O-RING  
   
    THE FOLLOWING REPAIR
    KIT IS AVAILABLE:
  9V-3225 [1] KIT-PISTON  
    (INCLUDES PISTON ASSEM.,
    RINGS SEALS AND SPRINGS)
 

#SEBP19460385
 

9T-7204: CYLINDER GP-AIR

9T7204 CYLINDER GP-AIR
PART OF 9T4769, 9T4772 VALVES-BRAKE
c512480 SEBP1946
9T7204 CYLINDER GP-AIR Parts scheme
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Parts for your 773B TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5P-0547 [1] SEAL-LIP TYPE  
   
    THE FOLLOWING REPAIR
    REPAIR KIT IS AVAILABLE
  6E-4057 [1] KIT-SEAL  
    (INCLUDES PISTON SEALS,
    HEAD SEAL, AND SNAP RING)
 

#SEBP19460386
 

9T-4769: VALVE GP-BRAKE

9T4769 VALVE GP-BRAKE
1U2644 & 9T4767-PAGE 222, 9T7204-PAGE 221
PART OF 8W4505 LINES-SERVICE BRAKE (REAR)
c587660 SEBP1946
9T4769 VALVE GP-BRAKE Parts scheme
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Parts for your 773B TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9T-5294 [1] VALVE GP  
2. 1K-4066 [1] SPRING-COMPENSATOR  
3. 9S-8008 [1] PLUG-O-RING  
4. 3D-2824 [1] SEAL-O-RING  
5. 1U-2644 Y [1] VALVE GP-CHECK  
6. 061-9456 [1] SEAL-O-RING  
7. 9T-4767 Y [1] VALVE GP-RELIEF  
8. 034-4160 [2] BOLT-SELF LOCKING  
  8T-4224 [2] WASHER-HARD  
9. 6J-8696 B [4] SHIM 1.22MM(.048IN)THK  
10. 9T-7204 Y [1] CYLINDER GP-AIR  
11. 9S-4180 [1] PLUG-O-RING  
  4J-7533 [1] SEAL-O-RING  
12. [1] PLATE-IDENTIFICATION  
  4B-4158 [1] SCREW  
  B   USE AS REQUIRED
  Y   SEPARATE ILLUSTRATION
 

#SEBP19460387
 

9T-4770: VALVE GP-RELIEF

9T4770 VALVE GP-RELIEF
PILOT OPERATED
PART OF 9T4772 VALVE-BRAKE
c481975 SEBP1946
9T4770 VALVE GP-RELIEF Parts scheme
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Parts for your 773B TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-3726 [1] NUT  
2. 3G-3857 [2] GASKET  
3. 3G-3854 [1] CAP  
4. 5P-8356 [1] SEAL-O-RING  
5. 061-7539 [1] SEAL-O-RING  
6. 6V-5142 [1] SEAL-O-RING  
 

#SEBP19460388
 

9T-4772: VALVE GP-BRAKE

9T4772 VALVE GP-BRAKE
PARKING
9T7204-PAGE 221, 9T4770-PAGE 221.01, 1U2644-PAGE 222
PART OF 8W4505 LINES-SERVICE BRAKE (REAR)
c603693 SEBP1946
9T4772 VALVE GP-BRAKE Parts scheme
  For full view, you need register

Parts for your 773B TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9T-5293 [1] VALVE GP  
2. 1K-4066 [1] SPRING  
3. 9S-8008 [1] PLUG-O-RING  
4. 3D-2824 [1] SEAL-O-RING  
5. 1U-2644 Y [1] VALVE GP-CHECK  
6. 061-9456 [1] SEAL-O-RING  
7. 9T-4770 Y [1] VALVE GP-RELIEF  
8. 034-4160 [2] BOLT-LOCKING  
  8T-4224 [2] WASHER-HARD  
9. 6J-8696 B [4] SHIM (.048IN THK)  
10. 9T-7204 Y [1] CYLINDER GP-AIR  
11. 9S-4180 [1] PLUG-O-RING  
  4J-7533 [1] SEAL-O-RING  
  B   USE AS REQUIRED
  Y   SEPARATE ILLUSTRATION
 

#SEBP19460389
 

9T-4767: VALVE GP-RELIEF

9T4767 VALVE GP-RELIEF
PILOT OPERATED
PART OF 9T4769 VALVE-BRAKE
c483616 SEBP1946
9T4767 VALVE GP-RELIEF Parts scheme
  For full view, you need register

Parts for your 773B TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-3726 [1] NUT  
2. 3G-3857 [2] GASKET  
3. 3G-3854 [1] CAP  
4. 5P-8356 [1] SEAL-O-RING  
5. 061-7539 [1] SEAL-O-RING  
6. 6V-5142 [1] SEAL-O-RING  
 

Information:

Service Letter-NACD
A New Air Over Hydraulic Cylinder Needs To Be Installed On Certain 768C And 772B Tractors; And 769C, 771C, 773B, And 775B Trucks
A New Air Over Hydraulic Cylinder Needs To Be Installed On Certain 768C And 772B Tractors; And 769C, 771C, 773B, And 775B Trucks
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Technical Information Bulletin
Air Cylinder Piston In The Cylinder Group May Malfunction
Air Cylinder Piston In The Cylinder Group May Malfunction
Specifications
Rear Brake And Retarder Cylinder
772B TRACTOR & 773B TRUCK AIR SYSTEM AND BRAKES
Rear Brake And Retarder Rotochamber (9T4474)
772B TRACTOR & 773B TRUCK AIR SYSTEM AND BRAKES
Rear Brake And Retarder Rotochamber (9J1791)
772B TRACTOR & 773B TRUCK AIR SYSTEM AND BRAKES
Front Brake Cylinder
772B TRACTOR & 773B TRUCK AIR SYSTEM AND BRAKES
Front Brake Master Cylinder
768C & 772B TRACTORS 769C & 773B TRUCKS AIR SYSTEM AND BRAKE
Rear Brake Master Cylinder
768C & 772B TRACTORS 769C & 773B TRUCKS AIR SYSTEM AND BRAKE
Front Brake Master Cylinder<BR> 8X-7223
768C & 772B TRACTORS, 769C & 773B TRUCKS AIR SYSTEM AND BRAK
Rear Brake Master Cylinder<BR> 8W-3406
768C & 772B TRACTORS, 769C & 773B TRUCKS AIR SYSTEM AND BRAK
Rear Brake And Retarder Cylinders<BR> (9J1255)
772B TRACTOR & 773B TRUCK AIR SYSTEM & BRAKES
Rear Brake And Retarder Rotochambers<BR> (9J1791)
772B TRACTOR & 773B TRUCK AIR SYSTEM & BRAKES
Front Brake Cylinder<BR> (2G1500) (Expander Tube-Type Brakes) 772B Tractor (64W1-64W158), 773B Truck (63W1-63W898)
772B TRACTOR & 773B TRUCK AIR SYSTEM & BRAKES
Front Brake Rotochamber<BR> (9M4509) (Expander Tube-Type Brakes) 772B Tractor (64W1-64W158), 773B Truck (63W1-63W898)
772B TRACTOR & 773B TRUCK AIR SYSTEM & BRAKES
Front Brake Cylinder<BR> (Caliper Brakes) 772B Tractor (64W159-UP), 773B Truck (63W899-UP)
772B TRACTOR & 773B TRUCK AIR SYSTEM & BRAKES
Service Letter-China
A New Air Over Hydraulic Cylinder Needs To Be Installed On Certain 768C And 772B Tractors; And 769C, 771C, 773B, And 775B Trucks
A New Air Over Hydraulic Cylinder Needs To Be Installed On Certain 768C And 772B Tractors; And 769C, 771C, 773B, And 775B Trucks
Service Letter-Asia
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}
Service Letter-APD
A New Air Over Hydraulic Cylinder Needs To Be Installed On Certain 768C And 772B Tractors; And 769C, 771C, 773B, And 775B Trucks
A New Air Over Hydraulic Cylinder Needs To Be Installed On Certain 768C And 772B Tractors; And 769C, 771C, 773B, And 775B Trucks
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}
Disassembly and Assembly
Retarder Rotochamber And Master Cylinder
772B TRACTOR & 773B TRUCK VEHICLE SYSTEMS
Rear Brake Or Retarder, Rotochamber And Master Cylinder
772B TRACTOR & 773B TRUCK VEHICLE SYSTEMS
Air/Hydraulic Cylinder Group
772B TRACTOR & 773B TRUCK VEHICLE SYSTEMS
Front Brake Master Cylinder &amp; Rotochamber
772B TRACTOR & 773B TRUCK MACHINE SYSTEMS
Retarder &amp; Service Brake Master Cylinder &amp; Rotochamber
772B TRACTOR & 773B TRUCK MACHINE SYSTEMS
Front Brake Rotochamber And Master Cylinder
773B TRUCK VEHICLE SYSTEMS
Front Brake Master Cylinder
773B TRUCK VEHICLE SYSTEMS
Front Brake Rotochamber
773B TRUCK VEHICLE SYSTEMS
Retarder Rotochamber And Master Cylinder
773B TRUCK VEHICLE SYSTEMS
Rear Brake Rotochamber And Master Cylinder
773B TRUCK VEHICLE SYSTEMS
Rear Brake Or Retarder, Rotochamber And Master Cylinder
773B TRUCK VEHICLE SYSTEMS
Service Magazine
Serviceable Parts For 9D8890 Air Over Hydraulic Brake Cylinder{4277,4257}
1986/10/27
Brake Actuator Breather Tube Now Part Of Repair Kit {4262}
1988/07/04
Body Mounting Plate Can Contact Front Service Brake Roto Chamber {4262,4266,7258}
1993/06/14
Body Mounting Plate Can Contact Front Service Brake Roto Chamber{4262,4266,7258}
1994/08/08
New Brake Valve Groups Have Breather Plug In Vent Port For Air Cylinder Group{4265}
1997/10/27
Improved Seal Prevents Over Stroke Rod Ejection At Brake Rotochamber {4262,4258}
1998/06/22
Improved Seal Prevents Over Stroke Rod Ejection At Brake Rotochamber {4262,4258}
1999/08/30
Double Lip Wiper Seals Must Be Installed Properly {7562}
2002/12/09
A New Valve in the Brake Cylinder Gp has an Improved Service Life {4277}
2005/09/12

Caterpillar Parts SIS Catalog 773B :

8W-4505 LINES GP-BRAKE
LINES GP-BRAKE
8W-4505 LINES GP-BRAKE
8W-4505 LINES GP-BRAKE
LINES GP-BRAKE
8W-4505 LINES GP-BRAKE
8W-4504 LINES GP-SERVICE BRAKE
LINES GP-SERVICE BRAKE
8W-4504 LINES GP-SERVICE BRAKE
8W-4611 CONTROL GP-BRAKE
CONTROL GP-BRAKE
8W-4611 CONTROL GP-BRAKE
CYLINDER GP-AIR OVER HYD
8X-7220 CYLINDER GP-AIR OVER HYD
CYLINDER GP-AIR OVER HYD
8X-7223 CYLINDER GP-AIR OVER HYD
PUMP GP-ELECTRIC DRIVE
8W-9925 PUMP GP-ELECTRIC DRIVE
SLACK ADJUSTER GP
2G-6535 SLACK ADJUSTER GP
CYLINDER GP-AIR
9T-7204 CYLINDER GP-AIR
VALVE GP-BRAKE
9T-4769 VALVE GP-BRAKE
VALVE GP-RELIEF
9T-4770 VALVE GP-RELIEF
VALVE GP-BRAKE
9T-4772 VALVE GP-BRAKE

Truck sale:

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