ROD ASSEM. 7J3346 - Caterpillar

Illustration 1 g03315438
Table 1
Specification for 113-4979 Boom Cylinder Gp    
Item     Qty     Part     Specification Description    
1     1     258-8503 Bushing     Bore before assembly is
70.27 0.04 mm (2.767 0.002 inch).    
Installation depth is
6.5 0.5 mm (0.26 0.02 inch).
A     1     113-4981 Cylinder As     Bore diameter is
110.027 0.027 mm (4.3318 0.0011 inch).    
B     1     137-6213 Cylinder Rod and Bearing As     Diameter is
79.93 0.03 mm (3.147 0.001 inch).    
C     1     112-6449 Head     Bore over two lands is
80.53 0.03 mm (3.170 0.001 inch).    
2     1     143-3839 Bushing     Bore before assembly is
80.250 to 80.337 mm (3.1594 to 3.1629 inch).    
Installation depth is
7.5 0.5 mm (0.30 0.02 inch).
3     1     143-8150 Special Locknut     Before assembly, apply 309-6932 Hydraulic Oil to the face and threads.    
Torque to
4500 230 N m (3319 170 lb ft).
4     1     133-6678 Ring     Lubricate the inside diameter and the outside diameter with clean grease.    
5     1     9X-7301 Seal As     Lubricate the inside diameter and the outside diameter with clean grease.    
6     1     160-0033 Ring     Lubricate the inside diameter and the outside diameter with clean grease.    
7     1     103-8341 Seal Ring     Slit of ring must turn in direction of piston.    
8     1     114-0755 Bushing     Outside diameter is
85.133 0.033 mm (3.3517 0.0013 inch).    
Thickness is
2.475 0.025 mm (0.0974 0.0010 inch).
9     1     170-9843 Buffer Seal     Lubricate lightly with lubricant that is being sealed.    
10     1     170-9859 U-Cup Seal     Lubricate lightly with lubricant that is being sealed.    
11     1     165-9285 Lip Type Seal     Lubricate lightly with lubricant that is being sealed.    
12     -     -     Before assembly, apply green Loctite 601 or Loctite 609 to the wiper seal groove.