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Sierra Marine Weatherproof Ignition Switch Boot Nuts

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Sierra Marine's weatherproof ignition switch boot nuts are designed to fit their polyester ignition switches, 1996 and later with 13/16 in.-16 thread. These chrome plated brass knurled retainer nuts feature a slot for ignition key entry, and a rotating rubber seal keeps out moisture and dust from the lock cylinder. All Sierra parts are engineered to meet or exceed OEM standards to stand up in harsh marine environments.

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Sierra Marine Weatherproof Ignition Switch Boot Nuts MP39190

Retainer Nut, Ignition Switch Component, Black Nut, Weather Proof, 13/16-16 Thread Size, Sierra Marine Polyester Ignition Switches, Each

Part Number: RRA-MP39190

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

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