---
product_id: 16988293
title: "SierraInternational 18-3702 Marine Prop Nut Kit for Mercury/Mariner Outboard Motor"
brand: "sierra"
price: "145.99 DT"
currency: TND
in_stock: true
reviews_count: 13
url: https://www.desertcart.tn/products/16988293-sierrainternational-18-3702-marine-prop-nut-kit-for-mercury-mariner
store_origin: TN
region: Tunisia
---

# Compact dimensions Lightweight design Steel construction SierraInternational 18-3702 Marine Prop Nut Kit for Mercury/Mariner Outboard Motor

**Brand:** sierra
**Price:** 145.99 DT
**Availability:** ✅ In Stock

## Summary

> ⚓ Elevate Your Marine Experience with Precision!

## Quick Answers

- **What is this?** SierraInternational 18-3702 Marine Prop Nut Kit for Mercury/Mariner Outboard Motor by sierra
- **How much does it cost?** 145.99 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/16988293-sierrainternational-18-3702-marine-prop-nut-kit-for-mercury-mariner)

## Best For

- sierra enthusiasts

## Why This Product

- Trusted sierra brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Perfect Fit:** Compatible with Mercury/Mariner outboard motors - check model numbers for assurance.
- • **Light as a Feather:** Weighing only 1.6 ounces, it won’t weigh down your boating essentials.
- • **Compact & Convenient:** Measuring just 0.39 inches, this kit is designed for easy storage and transport.
- • **Reliable Performance:** Unfinished machined finish ensures optimal functionality and reliability.
- • **Precision Engineering:** Crafted from high-quality alloy steel for durability and performance.

## Overview

The Sierra International 18-3702 Marine Prop Nut Kit is a high-quality repair solution designed specifically for Mercury and Mariner outboard motors. Made from durable alloy steel, this compact and lightweight kit ensures a perfect fit and reliable performance, making it an essential addition to your boating gear.

## Description

SierraInternational 18-3702 Marine Prop Nut Kit for Mercury/Mariner Outboard Motor

## Features

- SHURFLO Model 4008 Repair Kit
- Switch assembly
- Fit specific, check model numbers and part numbers to ensure proper fit

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Steel |
| Exterior Finish | Machined |
| Color | white |
| Metal Type | Alloy Steel |
| Finish Type | Unfinished |
| Brand | Sierra |
| Item dimensions L x W x H | 0.39 x 0.39 x 0.39 inches |
| Item Weight | 0.1 Pounds |
| Size | Onesize |
| Manufacturer | Sierra |
| Model | Prop Nut Kit |
| Item Weight | 1.6 ounces |
| Product Dimensions | 0.39 x 0.39 x 0.39 inches |
| Item model number | SR18.3702 |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | SR18.3702 |
| OEM Part Number | 11-69578Q1, 11-69578T1, MERCURY MARINE 11-69578A1 |
| Lift Type | MOTOR |

## Images

![SierraInternational 18-3702 Marine Prop Nut Kit for Mercury/Mariner Outboard Motor - Image 1](https://m.media-amazon.com/images/I/51bHgnF9GgL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Works Great on my Mercury 60hp EFI
  

*by K***D on Reviewed in the United States on January 30, 2024*

Perfect Size for my 2011 Mercury 60hp EFI.  High Quality.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Quality items
  

*by W***S on Reviewed in the United States on April 22, 2024*

I like the tabs. They keep the lock nut from coming loose.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Good
  

*by A***. on Reviewed in the United States on February 8, 2024*

Good

---

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**Shop now:** [https://www.desertcart.tn/products/16988293-sierrainternational-18-3702-marine-prop-nut-kit-for-mercury-mariner](https://www.desertcart.tn/products/16988293-sierrainternational-18-3702-marine-prop-nut-kit-for-mercury-mariner)

---

*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-06-06*