374D Excavator Machine System Specifications Stick - 3.60 m (11.8 ft) Caterpillar


Stick - 3.60 m (11.8 ft)
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Illustration 1g02145153

(1) Bucket cylinder group

(2) Stick cylinder group

(4) Bucket linkage group

(5) Bucket group

(6) Boom group

Note: All the bores must be free of paint. Use black molybdenum grease cartridge in order to coat all the bores for the pins, the bucket, and the cylinder pin bores.

(3) The stick cylinder must be assembled in order to orient the grease zerk, as shown.

(7) 308-8938 Pin As

Pin diameter ... 109.85 ± 0.04 mm (4.325 ± 0.002 inch)
Bore diameter for the pin assembly ... 110.043 ± 0.043 mm (4.3324 ± 0.0017 inch)

(8) As required, use the following shims to adjust the maximum lateral clearance to 1.0 mm (0.04 inch):

Thickness of the 133-2428 Shim ... 0.5 mm (0.02 inch)
Thickness of the 4I-0575 Shim ... 1.0 mm (0.04 inch)
Thickness of the 4I-0577 Shim ... 2.0 mm (0.08 inch)

(9) As required, use the following shims to adjust the maximum lateral clearance to 1.0 mm (0.04 inch):

Thickness of the 158-3853 Shim ... 0.5 mm (0.02 inch)
Thickness of the 093-0076 Shim ... 1.0 mm (0.04 inch)
Thickness of the 093-0108 Shim ... 2.0 mm (0.08 inch)

(10) 235-7516 Pin As

Pin diameter ... 129.85 ± 0.04 mm (5.112 ± 0.002 inch)
Bore diameter for the pin assembly ... 130.05 ± 0.05 mm (5.120 ± 0.002 inch)

(11) Lubricate the sealing lip of six lip type seals lightly with the lubricant that is being sealed. Install the dust seal so that the lip faces outside, as shown. Install six lip type seals so that the lip type seals do not extend beyond the face of the boss.

Note: Install the following sleeve bearings in the bore so that the part number of each sleeve bearing is facing outward.

(12) 234-3749 Sleeve Bearing

Inside diameter ... 130.36 ± 0.04 mm (5.132 ± 0.002 inch)
Outside diameter ... 154.270 ± 0.013 mm (6.0736 ± 0.0005 inch)
Installation depth of the sleeve bearing ... 9.5 ± 0.8 mm (0.37 ± 0.03 inch)

(13) 7Y-2396 Sleeve Bearing

Inside diameter ... 90.27 ± 0.02 mm (3.554 ± 0.001 inch)
Outside diameter ... 106.200 ± 0.013 mm (4.1811 ± 0.0005 inch)
Installation depth of the sleeve bearing ... 9.5 ± 0.8 mm (0.37 ± 0.03 inch)

(14) 282-4716 Bearing

Inside diameter ... 120.26 ± 0.02 mm (4.735 ± 0.001 inch)
Outside diameter ... 160.240 ± 0.013 mm (6.3087 ± 0.0005 inch)
Installation depth of the bearing ... 15 mm (0.6 inch)

Information System:

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