330D, 336D, 336D2, 340D and 340D2 Excavators Machine System Specifications – Bucket Cylinder




Illustration 1	g02595076

Table 1
Specification for 315-4442 Bucket Cylinder Gp
Item	Qty	Part	Specification Description
1	1	235-7770 Bushing	During the press fit, insert the bushing in the cap assembly with the tapered side first. Inside diameter is 80.12 ± 0.02 mm (3.154 ± 0.001 inch). Installation depth of the bushing is 10.5 ± 0.3 mm (0.41 ± 0.01 inch).
2	1	7Y-4695 Locknut	Lubricate the face and the threads with 8T-9579 Oil before assembly. Torque to 11000 ± 550 N·m (8113 ± 406 lb ft).
3	2	188-4217 Ring	Lubricate the inside diameter and outside diameter of the rings with clean grease.
4	1	9X-3601 Seal As	Lubricate the inside diameter and outside diameter of the seal with clean grease.
5	1	188-4218 Ring	Lubricate the inside diameter and outside diameter of the ring with clean grease.
A	1	188-4216 Piston	Outside diameter of the piston over two lands is 5.862 ± 0.001 mm (0.2301 ± 0.0001 inch).
B	1	315-4443 Hydraulic Cylinder	Bore of the cylinder assembly is 150.00 ± 0.10 mm (5.906 ± 0.004 inch).
C	1	242-6787 Rod As	Outside diameter of the rod assembly is 104.93 ± 0.03 mm (4.131 ± 0.001 inch).
D	1	358-8524 Head	Bore of the head over two lands is 105.63 ± 0.03 mm (4.159 ± 0.001 inch).
6	1	228-5617 Bushing	Inside diameter is 100.29 ± 0.04 mm (3.948 ± 0.002 inch). Installation depth of the bushing in the rod assembly is 10.0 ± 0.3 mm (0.40 ± 0.01 inch).
7	1	114-0760 Bushing	Outside diameter is 110.148 ± 0.033 mm (4.3365 ± 0.0013 inch). Thickness is 2.475 ± 0.025 mm (0.0974 ± 0.0010 inch).
8	1	324-6438 Buffer Seal	Lightly lubricate the sealing lip of the buffer seal with the lubricant that is being sealed.
9	1	324-6439 U-Cup Seal	Lightly lubricate the sealing lip of the U-cup seal with the lubricant that is being sealed.
10	1	165-9290 Lip Type Seal	Lightly lubricate the sealing lip of the lip type seal with the lubricant that is being sealed.
11	–	–	Apply green Loctite 609 to the wiper seal groove before assembly.