SEAL-O-RING 6V4589 - Caterpillar

Engine:
3176C (S/N: 2AW1-UP)
3196 (S/N: 1DW1-UP)
C-10 (S/N: MBJ1-UP; 3CS1-UP)
C-12 (S/N: CPD1-UP; TME1-UP; 8YF1-UP; MBL1-UP; 9SM1-UP; GEP1-UP; 2KS1-UP; BCY1-UP)
Industrial Engine:
C-10 PETROLEUM (S/N: Z2B1-UP)
Marine Engine:
C-12 (S/N: K1M1-UP; 9HP1-UP)
C12 (S/N: NFL1-UP; C1Z1-UP)
Illustration 1 g03218836
Close-up view of first bearing configuration of the connecting rod bearing tabs
Illustration 2 g03218857
Close-up view of the second bearing configuration of the connecting rod bearing tabsThe connecting rod assembly for certain C10 and C12 commercial engines utilize two acceptable designs for bearing tab slots for connecting rod bearings. The use of either bearing tab slot design in the same engine is acceptable. The first connecting rod configuration utilizes an alternating bearing tab slot. Refer to Illustration 1. The second connecting rod configuration utilizes a dual bearing tab slot. Refer to Illustration 2.
Table 1
Engine     Piston
Rod Gp     Reman
Cylinder Pack     Reman
Connecting Rod     New
Connecting Rod    
C10     116-5371     0R-8187     0R-8188     155-6629    
132-3203 0R-8778    
222-8708 10R-1502    
C12     117-2673     0R-8189     0R-8190     113-9016    
130-0863 0R-8777    
222-8707 10R-1501    
280-7111 10R-9266    Remanufactured cylinder packs contain both configurations of connecting rod bearing tabs. Refer to Table 1 for affected part numbers by engine group.