SEAL 2M5965 - Caterpillar

Electric Power Generation:
C13 GENSET (S/N: X3M1-UP)
Engine:
C13 (S/N: N3F1-UP; KWJ1-UP)
C15 (S/N: N5F1-UP; LDN1-UP; MG21-UP)
C18 (S/N: N8F1-UP; BDN1-UP; BE21-UP)
Industrial Engine:
C7.1 (S/N: 7701-UP)
C9.3 (S/N: C9N1-UP; D9N1-UP)
Petroleum Power Train Package:
CX31-P600-C13I (S/N: PDJ1-UP)
CX31-P600-C18I (S/N: PDC1-UP)
CX35-P800-C18I (S/N: PCF1-UP)
Engine News SEBD9888, 11 July 2013, "An Improved ARD Combustion Head is now Used on Certain Tier 4 Engines". The original article was revised to add new prefixes for the Engine News. Description of Change: The new improved Aftertreatment Regeneration Device (ARD) combustion head now uses an improved seal at the pin base to help prevent foreign contamination into the ARD heating element. This new seal will greatly improve the reliability of the ARD combustion head. Refer to the illustrations belowAdaptable To: The new ARD 433-3675 Combustion Head Gp is a direct replacement for the present ARD 348-3400 Combustion Head Gp. The new ARD 433-3677 Combustion Head Gp is a direct replacement for the present ARD 348-3402 Combustion Head Gp .Both of the new ARD combustion heads are adaptable back to the first production of the engines listed above.
Illustration 1 g03384514
Illustration 2 g03384515
(1) Location of new pin seal