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Some parts shown may not be for your model. To see parts for your model only, select it from "Matching Model Numbers" list on the left.
The nylon shoulder washer is a small plastic bushing used to cushion and insulate a bolt or screw connection, reducing friction and preventing metal-to-metal contact between parts. It also helps reduce vibration and noise where components are fastened together. Replace this washer if it is cracked, worn, or missing, which can lead to excessive vibration, noise, or premature wear on surrounding parts.