BEARING-INNER 1M4095 - Caterpillar

Engine:
C-10 (S/N: BCX1-UP)
C-12 (S/N: R1D1-UP; BDL1-UP)
C-9 (S/N: CLJ1-UP)
Generator Set:
C9 GEN SET (S/N: C9E1-UP)
Industrial Engine:
C9 INDUSTRIAL (S/N: MBD1-UP)
Marine Engine:
C-12 MARINE (S/N: K1M1-UP; 9HP1-UP)
C12 MARINE (S/N: NFL1-UP; C1Z1-UP)
Description of Change: The new water pump groups incorporate an improved seal in the jacket water pump, which provides improved service life of the water pump groups.Adaptable To: The new water pump groups are direct replacements for the existing pump groups. The new water pumps are adaptable back to first production on the serial numbers listed above. Refer to Table 1 for information on which existing pump group is replaced by each of the new part numbers.
Table 1
Water Pump Groups    
New Part Number     Former Part Number    
100-4952     -    
126-5918     -    
132-5243     -    
159-3138     -    
160-8175     -    
175-4023     -    
187-8982     -    
187-8983     -    
208-0332     -    
271-5669     -    
285-6716     -    
338-1148     271-8693    
350-2536     210-9097    
350-5417     147-5088    
352-2072     227-5477    
352-2077     176-7000    
352-2080     227-4298    
352-2109     227-4299    
352-2125     219-4452    
352-2150     159-3137    
352-2151     159-3137    
352-2152     143-5609    
352-2155     123-8393    
352-2156     7E-7398    
352-2157     113-6132    
352-2160     7C-6438    
4P-3683     -    
4P-8520     -    
5R-9022     -    
7E-3419     -    This change is effective for the serial numbers listed in Table 2.
Table 2
Effective Serial Numbers    
S/N:BCX3586-UP    
S/N:9HP2831-UP    
S/N:BDL5589-UP    
S/N:C1Z1871-UP    
S/N:K1M185-UP    
S/N:NFL1892-UP    
S/N:R1D1126-UP    
S/N:C9E2595-UP    
S/N:CLJ12526-UP    
S/N:MBD11500-UP