325C Excavator Machine System Specifications Boom - 6150 mm (242.1 inch) Caterpillar


Boom - 6150 mm (242.1 inch)
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325C Excavator Machine System Specifications [RENR5363]
IMPLEMENTS
BOOM GP
325C Excavator Machine System Specifications Boom - 5550 mm (218.5 inch)
325C Excavator Machine System Specifications Boom - 6150 mm (242.1 inch)



Illustration 1g00778381

(A) Boom cylinder

(B) Stick cylinder

(C) Stick

Note: All bores must be free of paint. Coat all bores for pins with lubricant.

Note: Make sure that the bearings are installed in the bore so that the identification numbers of the bearings are facing outward.

(1) Two 186-5476 Sleeve Bearings

Outside diameter ... 130.135 ± 0.012 mm (5.1234 ± 0.0005 inch)
Inside diameter ... 110.300 ± 0.020 mm (4.3425 ± 0.0008 inch)
Installation depth for the sleeve bearing in the bearing bore ... 9.5 ± 0.8 mm (0.37 ± 0.03 inch)

(2) Lubricate the sealing lip slightly with the lubricant that is being sealed.

(3) 186-5637 Pin

Diameter after plating ... 89.850 ± 0.025 mm (3.5374 ± 0.0010 inch)
Plating thickness for the first layer ... 0.015 mm (0.0006 inch)
Plating thickness for the second layer ... 0.015 mm (0.0006 inch)
Bore diameter for pin ... 90.043 ± 0.043 mm (3.5450 ± 0.0017 inch)

(4) 4I-4618 Pin Assembly

Diameter after plating ... 79.850 ± 0.025 mm (3.1437 ± 0.0010 inch)
Minimum thickness for plating ... 0.005 mm (0.0002 inch)
Bore diameter for pin ... 80.037 ± 0.037 mm (3.1511 ± 0.0015 inch)

(5) 186-5580 Pin

Diameter after plating ... 99.850 ± 0.025 mm (3.9311 ± 0.0010 inch)
Minimum thickness for plating ... 0.005 mm (0.0002 inch)
Bore diameter for pin ... 100.043 ± 0.043 mm (3.9387 ± 0.0017 inch)

(6) Use the necessary shims to adjust the lateral clearance.

Maximum clearance ... 0.8 mm (0.03 inch)
133-2427 Shim ... 0.5 mm (0.02 inch)
093-0090 Shim ... 1.0 mm (0.04 inch)
166-1488 Shim ... 2.0 mm (0.08 inch)

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