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



Illustration 1 g02956639
Table 1
Specification for 357-9784 Bucket Cylinder Gp    
Item     Qty     Part     Specification Description    
1     1     290-9182 Bushing     Bore before assembly is 90.25 ± 0.04 mm (3.553 ± 0.002 inch).
Installation depth is
9.85 ± 0.30 mm (0.388 ± 0.012 inch).    
2     1     123-2112 Special Locknut     Before assembly, lubricate the face and all around the threads with 309-6932 Hydraulic Oil .
Torque to
13500 ± 700 N·m (9957 ± 516 lb ft).    
3     2     185-0230 Ring     Lubricate the inside diameter and the outside diameter with hydraulic oil.    
4     1     9X-3604 Seal As     Lubricate the inside diameter and the outside diameter with hydraulic oil.    
5     1     185-0231 Ring     Lubricate the inside diameter and the outside diameter with hydraulic oil.    
A     1     358-8527 Piston     Diameter over the front two lands is
158.90 ± 0.03 mm (6.256 ± 0.001 inch).
Diameter over the rear two lands is
158.00 ± 0.10 mm (6.220 ± 0.004 inch).    
B     1     357-9785 Cylinder As     Bore is
160.050 ± 0.025 mm (6.3012 ± 0.0010 inch).    
C     1     357-9794 Rod As     Diameter is
109.930 ± 0.038 mm (4.3279 ± 0.0015 inch).    
D     1     358-8528 Head     Bore over two lands is
110.63 ± 0.03 mm (4.356 ± 0.001 inch).    
6     1     087-5548 Bushing     Bore before assembly is
100.290 ± 0.020 mm (3.9484 ± 0.0008 inch).
Installation depth is
10.0 ± 0.5 mm (0.39 ± 0.02 inch).    
7     1     114-0762 Bushing     Outside diameter is
115.148 ± 0.032 mm (4.5334 ± 0.0013 inch).
Thickness is
2.475 ± 0.025 mm (0.0974 ± 0.0010 inch).    
8     1     333-8687 Buffer Seal     Lightly lubricate the sealing lip with the lubricant that is being sealed.    
9     1     333-8688 U-Cup Seal     Lightly lubricate the sealing lip with the lubricant that is being sealed.    
10     1     165-9291 Lip Type Seal     Lightly lubricate the sealing lip with the lubricant that is being sealed.    
11     –     –     Before assembly, apply green Loctite 609 to the wiper seal groove.