Description
MA3H –
PAI 121335 is an HNBR O-ring used in Cummins engine applications. PAI directly cross-references it to Cummins 3926047. Distributor data identifies it as a plug O-ring and an engine-block sealing component.
Dimensions:
- Inside diameter: 2.239 in / 56.87 mm
- Cross-section: 0.070 in / 1.78 mm
- Approx. outside diameter: 2.379 in / 60.43 mm
- AS568 size: -035
- Material: HNBR
- Durometer: 75
- Color: Black


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