GASKET 6N4949 - Caterpillar

Electric Power GenerationC13GENSET (S/N: NH31-1212; DH41-2082; NH41-222)EngineC18 (S/N: ZKB1-123)Generator Set3406 GEN SET (S/N: NKM1-899)3406C GEN SET (S/N: ZKC1-202; C2G1-10644; C5G1-3724; C8G1-1368; C2Y1-2637)3456 GEN SET (S/N: C1G1-1671; C3G1-1417; C4G1-1070; C2T1-482)C15 GEN SET (S/N: LNA1-6679; LZA1-502; T4A1-897; ZKA1-123; C5E1-4251; STG1-279; C5H1-3151; LXJ1-3509; C5L1-6292; NKL1-599; NAP1-1681; X4R1-666; CYY1-1784)C18 GEN SET (S/N: LNB1-1882; C6C1-733; G4C1-4926; N1C1-545; L8D1-491; N1D1-940; STD1-229; DKE1-557; PEJ1-238; LXK1-2076; NKK1-111; STM1-1776; EKW1-1677; M1Y1-299; M1Z1-1921)C18 MARINE GS (S/N: GBM1-1449)Petroleum EngineC15 PET GS ENG (S/N: PET1-440)Description Of Change: New improved exciter is now used on certain Cat® Generator Sets. This new exciter has been improved with encapsulated construction design to withstand harsh environments (such as: salt laden, sand blown, corrosive chemicals, high moisture) to avoid insulation weakening due to chemical reaction.Adaptable To: The new exciter is adaptable to the products within the listed serial numbers, and is effective with all products after the listed serial numbers. The new improved exciter is adaptable to be used as service replacement on LC6000 frame generators that are constructed with or without Coastal Insulation Protection (CIP).The new exciter part number is given in Table 1.
Table 1
Qty New Part Number Part Name Former Part Number(1)
1 505-3333 Exciter 242-3938
(1) The former part number listed is for reference only and may differ.