SEAL-O-RING 2139243 - Caterpillar

Engine:
3508 (S/N: 8TL1-UP; 3HM1-UP; 9WN1-UP; 3LS1-UP; 95Y1-UP; 96Y1-UP; 23Z1-UP; 68Z1-UP; 69Z1-UP; 70Z1-UP; 1JZ1-UP)
3508B (S/N: CBB1-UP; LPD1-UP; BAG1-UP; 3DM1-UP; 4GM1-UP; 7SM1-UP; 6PN1-UP; 5PS1-UP; 1TW1-UP; 2HW1-UP; BPX1-UP)
3512 (S/N: 2WK1-UP; 3MS1-UP; 49Y1-UP; 50Y1-UP; 51Y1-UP; 24Z1-UP; 65Z1-UP; 66Z1-UP; 67Z1-UP; 1KZ1-UP)
3512B (S/N: BRC1-UP; 2AF1-UP; 8DF1-UP; AAG1-UP; FFG1-UP; PWG1-UP; S2L1-UP; 7HM1-UP; 8EM1-UP; 8RM1-UP; BRN1-UP; 4TN1-UP; 6WN1-UP; 4DR1-UP; 1PW1-UP; 2GW1-UP; 3ZW1-UP; 4AW1-UP; 5AW1-UP; 2EZ1-UP; 1GZ1-UP)
3516 (S/N: 7KM1-UP; 2TS1-UP; 3JS1-UP; 3NS1-UP; 25Z1-UP; 27Z1-UP; 29Z1-UP; 71Z1-UP; 72Z1-UP; 73Z1-UP; 1LZ1-UP)
3516B (S/N: CDE1-UP; 9WF1-UP; BCK1-UP; CAN1-UP; CBN1-UP; 6HN1-UP; 7RN1-UP; 8CN1-UP; 8KN1-UP; 9AN1-UP; 1NW1-UP; 2FW1-UP; 2JW1-UP; 3CW1-UP; 4BW1-UP; S2X1-UP; 1HZ1-UP)
3606 (S/N: 8RB1-UP)
3608 (S/N: 6MC1-UP)
3612 (S/N: 9RC1-UP; 9FR1-UP)
3616 (S/N: 1PD1-UP; 1FN1-UP)
G3508 (S/N: 4WD1-UP; 9TG1-UP; 2TJ1-UP)
G3512 (S/N: 5JD1-UP; 7NJ1-UP; 9FP1-UP; 6JW1-UP)
G3516 (S/N: 8LD1-UP; 4EK1-UP; 8PW1-UP; CSZ1-UP; CTL1-UP)
G3516B (S/N: CEY1-UP; 7EZ1-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, SEBD9331, March 2004, "Improved Gasket for the Engine Oil Cooler". Disregard this article. The 4L-8606 Gasket has not been cancelled. Refer to the following article.Description of Change: A new gasket improves the sealing capability of the engine coolant on the engine oil cooler.Adaptable To: The 4L-8606 Gasket is no longer used for engine oil coolers on the above Engines. The 247-3796 Gasket is now used to seal the engine coolant on engine oil coolers in all of the above Engines. Table 1 lists the effectivity of the new gasket.
Table 1
Effectivity    
Sales Model    Serial Number    
3508     S/N:8TL00011-UP    
3508     S/N:3HM00015-UP    
3508     S/N:9WN00016-UP    
3508     S/N:3LS00228-UP    
3508     S/N:95Y01231-UP    
3508     S/N:96Y02072-UP    
3508     S/N:23Z07944-UP    
3508     S/N:68Z01254-UP    
3508     S/N:69Z00893-UP    
3508     S/N:70Z01078-UP    
3508     S/N:1JZ00655-UP    
3508B     S/N:CBB00204-UP    
3508B     S/N:LPD00009-UP    
3508B     S/N:BAG00025-UP    
3508B     S/N:3DM00471-UP    
3508B     S/N:4GM00473-UP    
3508B     S/N:7SM00952-UP    
3508B     S/N:6PN00874-UP    
3508B     S/N:5PS00319-UP    
3508B     S/N:1TW00355-UP    
3508B     S/N:2HW00263-UP    
3508B     S/N:BPX00099-UP    
3512     S/N:2WK00087-UP    
3512     S/N:3MS00233-UP    
3512     S/N:49Y01043-UP    
3512     S/N:50Y01819-UP    
3512     S/N:51Y00863-UP    
3512     S/N:24Z10154-UP    
3512     S/N:65Z01141-UP    
3512     S/N:66Z00951-UP    
3512     S/N:67Z02069-UP    
3512     S/N:1KZ01386-UP    
3512B     S/N:BRC00158-UP    
3512B     S/N:2AF00380-UP    
3512B     S/N:8DF00187-UP    
3512B     S/N:AAG00006-UP    
3512B     S/N:FFG00018-UP    
3512B     S/N:PWG00116-UP    
3512B     S/N:S2L00119-UP    
3512B     S/N:7HM00268-UP    
3512B     S/N:8EM00519-UP    
3512B     S/N:8RM00756-UP    
3512B     S/N:BRN00192-UP    
3512B     S/N:4TN00815-UP    
3512B     S/N:6WN00803-UP    
3512B     S/N:4DR00007-UP    
3512B     S/N:1PW00435-UP    
3512B     S/N:2GW00414-UP    
3512B     S/N:3ZW00510-UP    
3512B     S/N:4AW00858-UP    
3512B     S/N:5AW00137-UP    
3512B     S/N:2EZ00350-UP    
3512B     S/N:1GZ01702-UP    
3516     S/N:7KM00077-UP    
3516     S/N:2TS00008-UP    
3516     S/N:3JS00009-UP    
3516     S/N:3NS00246-UP    
3516     S/N:25Z07100-UP    
3516     S/N:27Z00858-UP    
3516     S/N:29Z01390-UP    
3516     S/N:71Z00404-UP    
3516     S/N:72Z00567-UP    
3516     S/N:73Z00968-UP    
3516     S/N:1LZ00551-UP