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The Nanni Diesel 970301982 plain washer is a precision spacer and load-spreading fastener element used in the crankshaft bearings assembly on 4.190HE engines. Installed where controlled clamping and surface protection are required, it helps maintain secure fastening and stable alignment in the crankshaft bearing area under marine engine vibration and cyclic loads.
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Nanni Diesel Plain Washer for the Crankshaft Bearing System
The Nanni Diesel 970301982 is a plain washer used within the crankshaft bearings assembly. In marine diesel service, this type of washer helps distribute tightening force, protect mating surfaces, and support reliable retention of fastened joints around the crankshaft bearing area.
Compatibility
- 4.190HE engines
Product Details
- Brand: Nanni Diesel
- Part Number: 970301982
- Component Type: Plain Washer
- Assembly Location: Crankshaft Bearings
Features
- Designed for use in the crankshaft bearing assembly on Nanni Diesel engines
- Helps spread clamp load for more consistent fastening
- Supports joint stability in high-vibration marine operating conditions
- OEM replacement part for correct fit within the intended assembly
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