345C Excavator and 345C Material Handler Machine System Specifications Caterpillar

Illustration 1	g01442936

Note: All bores must be free of paint. Use the 5P-0960 Grease Cartridge in order to coat all bores for the pins, the stick, the upper frame, and the cylinder pin bores.

Illustration 2	g01442939
Section A-A

(1) Lubricate the sealing lip of the four lip type seals lightly with a 5P-0960 Grease Cartridge.

(2) 228-5621 Sleeve Bearing

Quantity ... 2

Inside diameter ... 120.32 ± 0.04 mm (4.737 ± 0.002 inch)

Outside diameter ... 140.260 ± 0.013 mm (5.5220 ± 0.0005 inch)

Installation depth for the sleeve bearing ... 9.5 ± 0.8 mm (0.37 ± 0.03 inch)

Illustration 3	g01442945
Section B-B

(3) 222-8775 Sleeve Bearing

Quantity ... 2

Inside diameter ... 100.290 to 100.377 mm (3.9484 to 3.9518 inch)

Outside diameter ... 116.230 ± 0.013 mm (4.5760 ± 0.0005 inch)

Installation depth for the sleeve bearing ... 9.5 ± 0.8 mm (0.37 ± 0.03 inch)

Illustration 4	g01442943
View C-C

(4) 253-5374 Pin

Pin diameter ... 99.85 ± 0.04 mm (3.931 ± 0.002 inch)

Bore diameter for the pin ... 100.043 ± 0.043 mm (3.9387 ± 0.0017 inch)