18-3702 Prop Nut Kit Compatible with Mercury Mariner 30-60HP Outboards | Propeller Nut & Tab Washer Set, Replaces 11-69578A1 11-69578Q1 11-69578T1 GLM 21260 Mallory 9-73961
US$4.72
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US$4.72
Price when purchased online
Free shipping
Free 30-day returns
Sold and shipped by www.starkfuerweilheim.de
Free 30-day returns Details
Product details
| Management number | 247372413 | Release Date | 2026/08/16 | List Price | US$4.72 | Model Number | 247372413 | ||
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- 【Packing List】The Compatible with Mercury propeller nut kit is an essential item for regular propeller/outboard engine maintenance. The package includes two 18-3204 buckle washers and one 18-3704 propeller nut
- 【Function】The Compatible with Mercury outboard propeller nut is used to replace worn or damaged support nuts. It also prevents the locking nut from loosening and pulls the correct shaft to check the shaft seal. Timely replacement of the support nut keep a secure propeller connection, thereby reducing the risk of operational failure and maintaining optimal outboard engine performance
- 【Compatibility】The 18-3702 marine propeller nut kit is a replacement Compatible with Mercury Marine 11-69578A1, 11-69578Q1, 11-69578T1; Compatible with Chrysler/Force/US Marine 11-69578A1; GLM 21260; Compatible with Mallory 9-73961 series models. Marine Propeller Nut Kit 18-3702 is only compatible with Mercury/Mariner 30-60 hp outboard engines (please check model before ordering)
- 【Fitment】for a reliable fit on prop shafts compatible with Mercury/Mariner 30-60HP outboard engines, keeping proper propeller retention and smooth performance on freshwater or saltwater boats
- 【Durable Metal Construction】Built from corrosion-resistant carbon steel with protective coating, ideal for harsh marine environments. Helps resist rust, thread galling, and long-term wear during repeated propeller service
- 【Anti-Loosening Tab Washers】Includes locking tab washers designed to bend securely against the nut’s flat surface, providing a mechanical stop that helps prevent loosening under vibration, load changes, and high-RPM operation
- 【Replaces Multiple Part Numbers】Direct aftermarket replacement for part numbers: 11-69578A1 / 11-69578Q1 / 11-69578T1, GLM 21260, Mallory 9-73961. An ideal service kit for propeller swaps, routine maintenance, or restoring lost/damaged hardware
- 【Install-Ready Kit】Complete set includes prop nut + tab washers for quick installation. Always torque the nut to spec and bend the tab fully for secure retention. for dependable marine performance and long-service intervals
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