BOOT 4256639 - Caterpillar

4256639 BOOT Caterpillar parts 517, 525B, 527

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Alternative (cross code) number:
CA4256639
425-6639
4256639

Weight: 0.02 pounds 0 kg.

Buy BOOT 4256639 Caterpillar genuine, new aftermarket tractor parts with delivery
TRACK SKIDDER, WHEEL SKIDDER,

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#565357 4256639

2020-11-30

Compatible equipment models: 4256639:

TRACK SKIDDER 517 527

WHEEL SKIDDER 525B Caterpillar

Number on catalog scheme: 7

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Information:

Off-Highway Truck/Tractor:
776C (S/N: 2TK1-UP)
777C (S/N: 4XJ1-UP)
Disassembly and Assembly, SENR5606, "776C Tractor and 777C Truck Power Train", "Differential and Carrier - Assemble Differential and Carrier". The information that is given in Step 41 is incomplete. Replace the information that is in Step 41 with the following information.Check the bolts for wear. If necessary, use new bolts. If large housing (31) is used, start all of the bolts that hold differential (35) and bevel gear (36) together. Install the washers and the nuts. Tighten the nuts to a torque of 440 14 N m (320 10 lb ft).If large housing (31) has been replaced, use the following steps to ensure proper fitup.
Align the holes in differential (35) with the holes in bevel gear (36) .
Use bevel gear (36) as a guide in order to ream one hole in differential (35) and bevel gear (36). Ream the hole to a diameter of 19.050 0.013 mm (0.7500 0.0005 inch). Use the following parts in order to hold differential (35) in place: one new bolt, one washer and one nut.
Repeat Step 2 in order to install a new bolt that is 180 degrees from the first bolt.
Ream the remaining holes to a diameter of 19.050 0.013 mm (0.7500 0.0005 inch).
Install 12 new bolts, washers and nuts. Tighten the nuts to a torque of 440 14 N m (320 10 lb ft).