Description
MA3I – Aftermarket Cummins 3913994 is an O-ring seal for the engine timing pin assembly. Cummins’ own parts catalog identifies 3913994 specifically as the timing pin O-ring
- Inside diameter: 0.614 in / 15.6 mm
- Cross section: 0.070 in / 1.78 mm
- Material: Viton
- Durometer: 75
- Color: Green
- AS568 size: -016


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