Our office will be closed 9/7/2026 in observance of Labor Day. Orders placed during this time will be processed when our office opens 9/8/2026.
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Replaces old part numbers DS-3930993 and DS-3910503.
This item is a new replacement part shipped with a 12-month warranty.
RECTANGULAR RING SEAL
Genuine Cummins Part
$6.04
RECTANGULAR RING SEAL - 4BT3.9 / 6BT5.9 / ISB3.9 / ISB4.5 / QSB3.9
$1.10
PUSH ROD COVER GASKET - 4B3.9 / B4.5 / QSB4.5 / B3.9-C130
$11.61
SEAL - 552 / 4BT3.9-C100 / D4L2008 / B3.9 / C8.3GEN
$1.47
GASKET - 4BT / 6BT
$4.82
