WASHER 7X0591 - Caterpillar

Caterpillar Products:
3500 Family Generator Sets and Power Modules
G3500 Family Generator Sets and Power Modules Engine: Commercial
3500 Family All
G3500 Family AllDescription of Change: A new seal is now available for use in some water pumps for the above engines. The new O-ring seal will improve the sealing of the water pump.Adaptable To: The 149-5462 O-Ring Seal is a direct replacement for the 1H-8278 O-Ring Seal. The change in the O-ring seal affects the following water pumps that are listed in Table 1. The new O-ring seal is effective with engines that are listed in Tables 2, 3, 4, 5, 6, 7, 8, 9, and 10.
Illustration 1 g01024106
(1) 149-5462 O-Ring Seal
Table 1
Water Pump Groups    
Part    
2W-9726 Water Pump Gp    
2W-9729 Water Pump Gp    
7E-0011 Water Pump Gp    
8N-8085 Water Pump Gp    
9Y-8909 Auxiliary Water Pump Gp    
111-4346 Water Pump Gp    
169-4691 Water Pump Gp    
Table 2
3508 Serial Number Effectivity    
S/N:1JZ601-UP
   
S/N:23Z7938-UP
   
S/N:3LS228-UP
   
S/N:68Z1251-UP
   
S/N:69Z887-UP
   
S/N:70Z1077-UP
   
S/N:95Y1216-UP
   
S/N:96Y2060-UP
   
S/N:97Y742-UP
   
S/N:3HM145-UP
   
S/N:8TL11-UP
   
S/N:9WN16-UP
   
S/N:CTF263-UP
   
S/N:CTN193-UP
   
Table 3
3508B Serial Number Effectivity    
S/N:1FZ1844-UP
   
S/N:1TW345-UP
   
S/N:2BM186-UP
   
S/N:2HW245-UP
   
S/N:3DM466-UP
   
S/N:3DW175-UP
   
S/N:4GM743-UP
   
S/N:5PS315-UP
   
S/N:6PN845-UP
   
S/N:7SM905-UP
   
S/N:BPX98-UP
   
S/N:CBB186-UP
   
S/N:BAG25-UP
   
S/N:LPD5-UP
   
Table 4
G3508 Serial Number Effectivity    
S/N:4WD32-UP
   
S/N:9TG340-UP
   
S/N:CTC254-UP
   
Table 5
3512 Serial Number Effectivity    
S/N:1KZ1237-UP
   
S/N:24Z10152-UP
   
S/N:2WK87-UP
   
S/N:3MS233-UP
   
S/N:49Y1031-UP
   
S/N:50Y1802-UP
   
S/N:51Y861-UP
   
S/N:65Z1130-UP
   
S/N:66Z940-UP
   
S/N:67Z2050-UP
   
S/N:4DR7-UP
   
S/N:CTE333-UP
   
Table 6
3512B Serial Number Effectivity    
S/N:1GZ1490-UP
   
S/N:1PW427-UP
   
S/N:2AF364-UP
   
S/N:2EZ327-UP
   
S/N:2GW401-UP
   
S/N:3ZW464-UP
   
S/N:4AW811-UP
   
S/N:4TN784-UP
   
S/N:5AW135-UP
   
S/N:6WN803-UP
   
S/N:7HM262-UP
   
S/N:8DF187-UP
   
S/N:8EM507-UP
   
S/N:8RM754-UP
   
S/N:BRC154-UP
   
S/N:BRN190-UP
   
S/N:FFG18-UP
   
S/N:PWG110-UP
   
S/N:AAG6-UP
   
S/N:3KD266-UP
   
S/N:6EF329-UP
   
S/N:CTB186-UP
   
S/N:CTH233-UP
   
Table 7
G3512 Serial Number Effectivity    
S/N:5JD101-UP
   
S/N:6JW129-UP
   
S/N:7NJ948-UP
   
S/N:5ZZ268-UP
   
S/N:CTM329-UP
   
Table 8
3516 Serial Number Effectivity    
S/N:25Z8000-UP
   
S/N:27Z851-UP
   
S/N:29Z1389-UP
   
S/N:3JS9-UP
   
S/N:3NS246-UP
   
S/N:4EK3871-UP
   
S/N:71Z403-UP
   
S/N:72Z567-UP
   
S/N:73Z968-UP
   
S/N:7KM77-UP
   
S/N:9WF118-UP
   
S/N:CTD183-UP
   
Table 9
3516B Serial Number Effectivity    
S/N:1HZ2436-UP
   
S/N:1NW145-UP
   
S/N:2FW334-UP
   
S/N:2JW409-UP
   
S/N:2TS8-UP
   
S/N:3CW254-UP
   
S/N:4BW544-UP
   
S/N:6HN1719-UP
   
S/N:7RN1951-UP
   
S/N:8CN212-UP
   
S/N:8KN566-UP
   
S/N:9AN358-UP
   
S/N:BCK274-UP
   
S/N:CAN111-UP
   
S/N:CBN312-UP
   
S/N:S2X102-UP
   
S/N:TAK3-UP
   
S/N:CDE313-UP
   
S/N:CTA153-UP
   
S/N:CTG267-UP
   
S/N:CTJ200-UP
   
Table 10
G3516 Serial Number Effectivity    
S/N:8LD132-UP
   
S/N:8PW344-UP
   
S/N:8JZ306-UP
   
S/N:CTL606-UP
   
S/N:CEY165-UP
   
S/N:GSE155-UP
   
S/N:CTW386-UP