Product Description
Cummins 3053756 O-ring pass-through plug for compatible NH and NT855 Series diesel engines. Designed to seal an opening in the rocker lever housing assembly, helping prevent oil leakage during engine operation.
This plug is identified in Cummins rocker lever assembly parts diagrams and is used in compatible engine configurations requiring an O-ring sealing plug.
Verify engine model, serial number, rocker lever housing configuration, and original equipment part number before ordering. Confirm that the required sealing components are included.
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