---
product_id: 202667105
title: "M12 Stainless Flat Spring Lock Washers, 18-8 (304) Stainless Steel, 0.47”ID，100Pack(M12)"
brand: "zlyy"
price: "114 zł"
currency: PLN
in_stock: true
reviews_count: 7
url: https://www.desertcart.pl/products/202667105-m12-stainless-flat-spring-lock-washers-18-8-304-stainless
store_origin: PL
region: Poland
---

# M12 Size 100 Pack 304 Stainless Steel M12 Stainless Flat Spring Lock Washers, 18-8 (304) Stainless Steel, 0.47”ID，100Pack(M12)

**Brand:** zlyy
**Price:** 114 zł
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock It Down: Secure Your Projects with Confidence!

## Quick Answers

- **What is this?** M12 Stainless Flat Spring Lock Washers, 18-8 (304) Stainless Steel, 0.47”ID，100Pack(M12) by zlyy
- **How much does it cost?** 114 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/202667105-m12-stainless-flat-spring-lock-washers-18-8-304-stainless)

## Best For

- zlyy enthusiasts

## Why This Product

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

## Key Features

- • **Bulk Savings:** With 100 pieces in a pack, you’ll always have the right washer on hand, saving you time and money.
- • **Smooth Operation:** The flat surface minimizes friction, allowing for a seamless fastening experience.
- • **Unmatched Durability:** Crafted from 304 stainless steel, these washers resist corrosion and wear, ensuring longevity in any application.
- • **Vibration Resistance:** Designed to combat loosening due to vibrations, keeping your projects secure and reliable.
- • **Versatile Applications:** Perfect for home, automotive, and industrial use—these washers are your go-to solution for all fastening needs.

## Overview

The M12 Stainless Flat Spring Lock Washers are engineered for superior performance, featuring a split lock design that enhances bolt tension and prevents loosening due to vibration. Made from high-quality 304 stainless steel, these washers are perfect for a variety of applications, ensuring durability and reliability in every use.

## Description

Specifications Product Name : Split Lock Washer  Inside Diameter: 12mm/0.47" Outside Diameter: 17mm/0.67" Screw Washer Thickness：2.5mm/0.1”  Material: 304 Stainless Steel  Color: Sliver tone  Weight:208g Package Content : 100x Split Lock Washer

## Features

- Split Lock washers apply greater bolt tension per unit of applied torque as well as a hardened bearing surface adding to a more uniform torque control.
- These lock washers resist loosening caused by vibration and corrosion.
- Washer's surface are smooth can reduces friction between the fasteners, preventing isolates, preventing loosening and dispersion pressure.
- Lock washers work by applying a spring force against the nut or bolt head.
- Ideal for many applications around the home, farm, business, automotive, and in industry.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Stainless Steel |
| Washer Type | Split Lock |
| Exterior Finish | Stainless Steel |
| Fastener Size | M12 |
| Size | M12 |
| Metal Type | Stainless Steel |
| Brand | ZLYY |
| Number of Pieces | 100 |
| Head Style | Flat |
| Fastener Type | Flat Washer |
| UPC | 721821159172 |
| Manufacturer | ZLYY |
| Item Weight | 7.3 ounces |
| Package Dimensions | 4.33 x 2.76 x 0.87 inches |
| Is Discontinued By Manufacturer | No |
| Measurement System | Inch, Metric |
| Certification | As |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Stainless Steel
- **Washer Type:** Split Lock
- **Exterior Finish:** Stainless Steel
- **Fastener Size:** M12
- **Size:** M12

## Images

![M12 Stainless Flat Spring Lock Washers, 18-8 (304) Stainless Steel, 0.47”ID，100Pack(M12) - Image 1](https://m.media-amazon.com/images/I/71atkTJKYNL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Time saver
*by B***B on May 25, 2020*

Good luck finding these at ACE hardware. Also they're small diameter so they work with recessed socket head cap screws commonly found on industrial machines.

### ⭐⭐⭐⭐⭐ Wonderful SS Lock Washer.
*by L***L on June 29, 2020*

Added security against bolts coming loose. Great fit and great product at a great price.

### ⭐⭐⭐⭐⭐ Good value.
*by H***T on July 30, 2019*

The rings arrived quickly and work great.

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**Shop now:** [https://www.desertcart.pl/products/202667105-m12-stainless-flat-spring-lock-washers-18-8-304-stainless](https://www.desertcart.pl/products/202667105-m12-stainless-flat-spring-lock-washers-18-8-304-stainless)

---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-05-06*