Sierra 18-3707 Prop Nut Replaces: OMC 0319891 NOS (LOT OF 5) 0810

Sierra Replacement Propeller Nut — Part Number 18-3707
Brand: Sierra | Condition: New Old Stock (NOS)

You are purchasing a Sierra aftermarket replacement Propeller Nut, part number 18-3707. This propeller nut is designed to securely fasten the propeller to the propeller shaft on Johnson/Evinrude (OMC) outboard motors, maintaining proper propeller seating and preventing loosening or loss of the propeller during operation. Sierra parts are engineered to meet or exceed the original equipment part they replace. This is a new, never-installed part.

Condition Details: This is a New Old Stock (NOS) part. The propeller nut itself is in new, uninstalled condition. As is common with NOS inventory, the original packaging may show signs of age, including shelf wear, dust, or minor cosmetic blemishes on the bag or box. The part is new and fully functional.

Part Number / Supersede Information:

• Sierra Part Number: 18-3707
• Replaces Johnson/Evinrude OEM Part Number: 0319891
• Also used as a component in Sierra Prop Nut Kit 18-3717 for Johnson/Evinrude outboards.
• We recommend verifying fitment through your local dealer or the official Sierra parts catalog prior to ordering.

Why Choose Quality Replacement Parts? Sierra parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and a proper fit — delivering the quality and dependability you need at a competitive price.

Returns: We proudly offer hassle-free returns. If you are not completely satisfied with your purchase for any reason, simply open a return request through eBay within 30 days of purchase and we will take care of you promptly.

Thank you for choosing QBS Parts Inc! We truly appreciate your business. If you have any issues whatsoever with your order, please give us the opportunity to resolve it before leaving feedback — we are committed to making every transaction a great experience. Please verify fitment using your equipment's model and serial number before purchasing. Feel free to message us with any questions — we're here to help!

QBS Parts, Inc. — Gardena, CA