SEAL-LIP TYPE 1123596 - Caterpillar

Engine:
3606 (S/N: 8RB1-UP)
3608 (S/N: 6MC1-UP; 1ZD1-UP; 8LL1-UP; 7WR1-UP)
3612 (S/N: 9RC1-UP; 9FR1-UP; 2NZ1-UP)
3616 (S/N: 1PD1-UP; 1FN1-UP)
G3606 (S/N: 3XF1-UP; 4ZS1-UP)
G3608 (S/N: 4WF1-UP; BEN1-UP)
G3612 (S/N: BKE1-UP; 1YG1-UP)
G3616 (S/N: BLB1-UP; 4CG1-UP)
Engine News SEBD9317, 1 January 2003, "A New Connecting Rod Nut Is Used in 3600 and G3600 Engines". Disregard the article. Refer to the information below.Description of Change: A new nut is used on the connecting rods for the above engines. The nut has a larger diameter which increases the thickness of the wall and the contact face. The larger nut is more resistant to distortion.Adaptable To: The new 205-0640 Nut is a direct replacement for the former 6V-9801 12-Point Nut .Note: If a connecting rod is disassembled, do not reuse the nuts. Always use new nuts for assembly of the connecting rod.The larger 12-point head of the new 205-0640 Nut has a diameter of 26.9 mm (1.06 inch). For commercial engines, the new nut is effective with the serial numbers that are listed in Table 1.
Table 1
Engine     Serial Number    
3606     S/N:8RB871    
3608     S/N:6MC667    
3162     S/N:9RC386    
3616     S/N:1PD395    
G3606     S/N:3XF374
S/N:4ZS294    
G3608     S/N:4WF249
S/N:BEN216    
G3612     S/N:1YG261
S/N:BKE212    
G3616     S/N:4CG247
S/N:BLB182