New Rear Axle Trunnion Support Now Used on Certain 950 GC Medium Wheel Loaders {3268} Caterpillar


New Rear Axle Trunnion Support Now Used on Certain 950 GC Medium Wheel Loaders {3268}

Usage:

950 GC M5K
Wheel Loader
950 GC (S/N: M5K100-UP)

Description Of Change: New rear axle trunnions support now used on certain 950 GC Medium Wheel Loaders. The new rear axle trunnion support is more durable and will extend the service life of the machine.

Adaptable To: The improved rear axle trunnions support is adaptable to the products within the listed serial numbers S/N:M5K100-1454.

Table 1
Required Parts 
Item  Qty  Part Number  Part Description 
10  096-5867  Hard Washer 
10  157-0950  Bolt 
28  267-8821  Washer 
14  441-6455  Bolt 
443-9425  Lip Type Seal 
503-1259  Trunnion Support 
503-1260  Cover 
503-8610  Thrust Plate 

Note: Lubricate the whole rear trunnion support group, through the lubrication hole on the cover, after assembly, until grease purge out the lip seal.

Note: Tighten bolts (2) to a specified torque of 160 ± 30 N·m (118 ± 22 lb ft). Tighten bolts (5) to a specified torque of 270 ± 40 N·m (199 ±30 lb ft) and applyLoctite 263 on threads.



Illustration 1g06213702
View of trunnion support
(1) 096-5867 Hard Washer
(2) 157-0950 Bolt
(3) 267-8821 Washer
(4) 441-6455 Bolt
(5) 443-9425 Lip Type Seal
(6) 503-1259 Trunnion Support
(7) 503-1260 Cover
(8) 503-8610 Thrust Plate

  1. Replace existing trunnion support with new trunnion support (6).

  2. Replace existing cover with new cover (7) using bolts (4) and washers (3).

  3. Replace existing thrust plate with new thrust plate (8) using bolts (2) and washers (1).

  4. Install lip seal (5).

Note: The lube hole position has changed from the top of the trunnion support to the back of the cover. The lube hose must be rerouted, the red line is the old style, and the blue line is the new routing as shown in illustration 2



Illustration 2g06214449
View of before and after line rerouting


    Illustration 3g06214030
    View of manual lube configuration
    (A) 7K-1181 Cable Strap
    (B) 204-2281 Cable Strap
    (C) 200-6345 Mount

  1. Reroute the hose as shown in Illustration 3.


    Illustration 4g06214037
    View of autolube configuration
    (A) 7K-1181 Cable Strap
    (B) 204-2281 Cable Strap
    (C) 200-6345 Mount
    (D) 446-6952 Adapter

  2. Reroute the hose as shown in Illustration 4.
The improved rear axle trunnions support is adaptable to the products within the listed serial numbers S/N:M5K1455-UP.

Table 2
Required Parts 
Item  Qty  Part Number  Part Description 
510-2636  Trunnion Support 
14  178-3707  Bolt 
14  198-4768  Washer 
443-9425  Lip Type Seal 
Refer to Disassembly and Assembly , UENR3112 , "Trunnion Support (Oscillating Axle, Rear) - Remove and Install" for assembly instructions.


Illustration 5g06212666
View of trunnion support
(1) 510-2636 Trunnion Support
(2) 178-3707 Bolt
(3) 198-4768 Hard Washer
(4) 443-9425 Lip Type Seal

  1. Install trunnion support (1) using existing hardware.

  2. Reinstall the cover, using bolts (2), washers (3), and seal (4).

    Note: Be sure to grease all parts prior to installation.

  3. Torque bolts (2) to 160 ± 30 N·m (118 ± 22 lb ft).

Caterpillar Information System:

D6K2 Track-Type Tractor Machine Systems Hydraulic Tank - Assemble
Installing Master Track Bolts on Certain D10N, D10R, and D10T Track-Type Tractors {4170} Installing Master Track Bolts on Certain D10N, D10R, and D10T Track-Type Tractors {4170}
D6K Track-Type Tractor Hydraulic Tank Breather - Replace
A New NOx Reduction System Cooler Group and Water Lines Group Is Now Used on Certain C15 and C18 Tier 4 Track Type Tractor Engines {1061, 1087, 108C, 1380} A New NOx Reduction System Cooler Group and Water Lines Group Is Now Used on Certain C15 and C18 Tier 4 Track Type Tractor Engines {1061, 1087, 108C, 1380}
D6K Track-Type Tractor Window Washer Reservoir - Fill
C32 Marine Auxiliary Engine Maintenance Interval Schedule
992K Wheel Loader Oil Filter (Steering, Brake Cooler)
992K Wheel Loader Gear Pump (Steering, Brake Oil Cooler)
992K Wheel Loader General Information (Steering System)
D6K Track-Type Tractor Window Wipers - Inspect/Replace
992K Wheel Loader Electronic Control (Brake System)
D6K Track-Type Tractor Track Roller Frame - Inspect
C7.1 Engines Crankcase Fumes Disposal Tube Has Oil Draining
992K Wheel Loader Electronic Control (Hydraulic System)
An Improved Design for Equalizer Bar Center Pin and Retaining Plate Is Now Used on Certain 953C, 953D, and 953K Track-Type Loaders {7206} An Improved Design for Equalizer Bar Center Pin and Retaining Plate Is Now Used on Certain 953C, 953D, and 953K Track-Type Loaders {7206}
992K Wheel Loader Fan Hydraulic System
New Software Is Used for Certain L-Series and M-Series Medium Wheel Loaders Equipped with PLE631 and PLE641 {7606, 7620} New Software Is Used for Certain L-Series and M-Series Medium Wheel Loaders Equipped with PLE631 and PLE641 {7606, 7620}
992K Wheel Loader Oil Filter (Hydraulic)
An Improved Axle Pressure Relief Fitting is Now Used on All 924K, 926M, 930K, and 930M Small Wheel Loaders {3260, 3278} An Improved Axle Pressure Relief Fitting is Now Used on All 924K, 926M, 930K, and 930M Small Wheel Loaders {3260, 3278}
992K Wheel Loader Hydraulic System
Diesel Exhaust Fluid Quality Sensors May Have Fault Codes on Certain Tier 4 Final Engines {108H, 108K, 1439} Diesel Exhaust Fluid Quality Sensors May Have Fault Codes on Certain Tier 4 Final Engines {108H, 108K, 1439}
854K Wheel Dozer General Information (Hydraulic System)
New Bracket for Tilt Cylinder Hose Is Now Available on Certain 988K Large Wheel Loaders {5057, 5104} New Bracket for Tilt Cylinder Hose Is Now Available on Certain 988K Large Wheel Loaders {5057, 5104}
Procedure to Improve Fuel Injectors on Certain Machine Engines {1100, 1126, 1250, 1251, 1290} Procedure to Improve Fuel Injectors on Certain Machine Engines {1100, 1126, 1250, 1251, 1290}
Back to top
The names Caterpillar, John Deere, JD, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
CH-Part.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only.