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Product Description
Brand new, genuine Mercury Mercury Marine / Mercruiser OEM Washer/Nut Kit, 12-840383A2. This is a factory original equipment item, not aftermarket.
This genuine OEM kit contains essential hardware for propeller installation on heavy‑duty shafts, featuring high‑strength lock nut and matching washers. Designed to meet Mercury Marine factory specifications with durable corrosion-resistant materials.
- OEM quality: Mercury/Quicksilver branded, not aftermarket
- Stainless steel components ensure corrosion resistance
- Torque specification: tighten nut to 55 lb·ft (75 Nm)
SKU# 12-840383A2
Items included in this kit:
1 × Locking propeller nut 1 × 1.5‑inch steel washer 1 × 1.5‑inch cupped Belleville washer 1 × 1 13/16‑inch spacer
Fits:
Designed for use with: Heavy‑Duty (HD) 1.25″ prop shafts on Sport Master Torque Master I & II Fleet Master Verado 5.25″ gearcases Mercruiser Bravo One XR/XZ stern drives
Product Videos
Custom Field
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Ship Method **Special Order Item: Item(s) eligible for FREE shipping, with order value over $99. Orders under $99 incur a $7.99 shipping fee. Faster shipping rates are not available.
Availability Description Item will be ordered direct from the manufacturer and generally ships within 5-10 business days. If ordered with any other item(s), fulfillment will not occur until received.
Available In Stock Quantity 0 Stock On Hand
Color Silver , Gold
