---
product_id: 246649094
title: "3/8-16 Nylon Insert Hex Lock Nuts Stainless Locknuts, Hex Drive, Bright Finish, 304 Stainless Steel 18-8 SS, Coarse Thread, 25 of Pack"
brand: "eastlo"
price: "€ 17.04"
currency: EUR
in_stock: true
reviews_count: 8
url: https://www.desertcart.it/products/246649094-3-8-16-nylon-insert-hex-lock-nuts-stainless-locknuts
store_origin: IT
region: Italy
---

# Nylon Insert Lock 3/8-16 Thread Size 304 Stainless Steel 3/8-16 Nylon Insert Hex Lock Nuts Stainless Locknuts, Hex Drive, Bright Finish, 304 Stainless Steel 18-8 SS, Coarse Thread, 25 of Pack

**Brand:** eastlo
**Price:** € 17.04
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock It Down with Confidence!

## Quick Answers

- **What is this?** 3/8-16 Nylon Insert Hex Lock Nuts Stainless Locknuts, Hex Drive, Bright Finish, 304 Stainless Steel 18-8 SS, Coarse Thread, 25 of Pack by eastlo
- **How much does it cost?** € 17.04 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/246649094-3-8-16-nylon-insert-hex-lock-nuts-stainless-locknuts)

## Best For

- eastlo enthusiasts

## Why This Product

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

## Key Features

- • **Bulk Value Pack:** Get 25 pieces in one pack, perfect for both professional projects and DIY enthusiasts.
- • **Unmatched Durability:** Crafted from 304 stainless steel, these locknuts resist corrosion and wear, ensuring longevity in any environment.
- • **Precision Engineering:** With a hex drive size of 9/16" and a consistent thread pitch of 16 TPI, these nuts guarantee a secure fit every time.
- • **Vibration-Proof Design:** The innovative nylon insert prevents loosening, making these nuts ideal for high-torque applications.
- • **Effortless Installation:** Designed for easy handling and installation, saving you time and effort on every job.

## Overview

This pack of 25 3/8-16 Nylon Insert Hex Lock Nuts is made from high-quality 304 stainless steel, ensuring excellent strength and corrosion resistance. Designed with a nylon insert to prevent loosening under vibrations, these locknuts are perfect for a variety of applications, providing a reliable and secure fastening solution.

## Description

3/8-16 Nylon Insert Hex Lock Nuts Stainless Locknuts, Hex Drive, Bright Finish, 304 Stainless Steel 18-8 SS, Coarse Thread, 25 of Pack

## Features

- Package: 25 PCS 3/8-16 Nylon Insert Hex Stainless Locknuts (Specification described in the pictures)
- Thread Size:3/8-16; Thread Pitch: 16 TPI Coarse Thread UNC; Thread Coverage: Full
- Hex Drive Size: 9/16"; Width From Flat to Flat: 0.551 inch to 0.564 inch; Overall Height: 0.438 inch to 0.468 inch;
- High Quality Material: Made of Stainless Steel 304 (18-8) which provides good strength and corrosion resistance in bad environments without the need for time consuming and costly maintenance.
- Will NOT COME LOOSE: With a nylon insert inside, the lock nuts greatly reduce loosening under vibrations and torque.

## Product Details

- **Material:** Stainless Steel 304
- **Fastener Type:** Lock, Hex, Insert
- **Thread Size:** 3/8"-16
- **Exterior Finish:** Stainless Steel
- **Color:** Silver

## Images

![3/8-16 Nylon Insert Hex Lock Nuts Stainless Locknuts, Hex Drive, Bright Finish, 304 Stainless Steel 18-8 SS, Coarse Thread, 25 of Pack - Image 1](https://m.media-amazon.com/images/I/519A+hBw4-L.jpg)
![3/8-16 Nylon Insert Hex Lock Nuts Stainless Locknuts, Hex Drive, Bright Finish, 304 Stainless Steel 18-8 SS, Coarse Thread, 25 of Pack - Image 2](https://m.media-amazon.com/images/I/71XV756SOrL.jpg)
![3/8-16 Nylon Insert Hex Lock Nuts Stainless Locknuts, Hex Drive, Bright Finish, 304 Stainless Steel 18-8 SS, Coarse Thread, 25 of Pack - Image 3](https://m.media-amazon.com/images/I/71KWLL6TDaL.jpg)
![3/8-16 Nylon Insert Hex Lock Nuts Stainless Locknuts, Hex Drive, Bright Finish, 304 Stainless Steel 18-8 SS, Coarse Thread, 25 of Pack - Image 4](https://m.media-amazon.com/images/I/51tnUCEYW2L.jpg)
![3/8-16 Nylon Insert Hex Lock Nuts Stainless Locknuts, Hex Drive, Bright Finish, 304 Stainless Steel 18-8 SS, Coarse Thread, 25 of Pack - Image 5](https://m.media-amazon.com/images/I/51FZ73bjmoL.jpg)

## Available Options

This product comes in different **Size, Number of Items** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Great quality.
  

*by G***S on Reviewed in the United States on September 10, 2024*

These nylon insert nuts are the perfect match for my needs for outdoor use, which is why I purchased them.High quality product, easy to use and will buy more when I need them.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Weekend project success
  

*by J***W on Reviewed in the United States on August 19, 2024*

Quickly shipped and functioned well.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Work very well
  

*by T***N on Reviewed in the United States on May 18, 2024*

Good price and seem to be well made. Will purchase again as needed

## Frequently Bought Together

- 3/8-16 Nylon Insert Hex Lock Nuts Stainless Locknuts, Hex Drive, Bright Finish, 304 Stainless Steel 18-8 SS, Coarse Thread, 25 of Pack
- 1/4" Stainless Flat Washer, 5/8" Outside Diameter, 18-8(304) Stainless Steel Washers Flat (100 Pack)
- 3/8-16 x 6 (1/2" to 6" Available) Hex Head Screw Bolt, Fully Threaded, Stainless Steel 18-8, Plain Finish, Quantity 5

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**Shop now:** [https://www.desertcart.it/products/246649094-3-8-16-nylon-insert-hex-lock-nuts-stainless-locknuts](https://www.desertcart.it/products/246649094-3-8-16-nylon-insert-hex-lock-nuts-stainless-locknuts)

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*Product available on Desertcart Italy*
*Store origin: IT*
*Last updated: 2026-03-17*