MH3037 Material Handler Machine System Specification Caterpillar

Boom

Usage:

MH3037 JLH

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Illustration 1	g06048092

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Table 1
Specification for 449-6528 Boom
Item	Qty	Part	Specification Description
All bores must be free of paint. Coat all bores for the pins with lubricant including the stick, the upper frame, and the cylinder pin bores.
1	1	7X-2561 Bolt	Torque to 520 ± 70 N·m (4602 ± 620 lb in).
2	2	449-6436 Bushing	Before assembly bore is 130.36 ± 0.04 mm (5.132 ± 0.002 inch).
3	1	458-4612 Pin As	Diameter is 129.87 to 130.00 mm (5.113 to 5.118 inch).
4	2	395-8138 Pin	Diameter is 119.87 to 120.00 mm (4.720 to 4.724 inch).
5	4	449-6541 Bushing	Before assembly bore is 120.14 ± 0.04 mm (4.730 ± 0.002 inch).
6	As required, use the following shim to adjust a maximum lateral clearance of 0.8 mm (0.03 inch).
	1	151-0653 Shim	Thickness is 0.5 mm (0.02 inch).
	1	093-0076 Shim	Thickness is 1.0 mm (0.04 inch).
7	As required, use the following shim to adjust a maximum lateral clearance of 1.0 mm (0.04 inch).
	4	093-0106 Shim	Thickness is 2.0 mm (0.08 inch).
	4	093-0074 Shim	Thickness is 1.0 mm (0.04 inch).
8	2	458-4614 Pin As	Diameter is 119.87 to 120.00 mm (4.720 to 4.724 inch).

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