---
product_id: 71694373
title: "MEC Brass Washer Replacement Part 304W"
brand: "mec"
price: "€ 9.56"
currency: EUR
in_stock: true
reviews_count: 8
category: "Mec"
url: https://www.desertcart.hr/products/71694373-mec-brass-washer-replacement-part-304w
store_origin: HR
region: Croatia
---

# Minimizes powder spills Precision M12 fit Durable brass build MEC Brass Washer Replacement Part 304W

**Brand:** mec
**Price:** € 9.56
**Availability:** ✅ In Stock

## Summary

> ⚙️ Elevate your gear with precision brass power!

## Quick Answers

- **What is this?** MEC Brass Washer Replacement Part 304W by mec
- **How much does it cost?** € 9.56 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/71694373-mec-brass-washer-replacement-part-304w)

## Best For

- mec enthusiasts

## Why This Product

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

## Key Features

- • **Trusted MEC Quality:** Backed by MEC’s reputation and a 4.7-star rating from 220+ satisfied professionals.
- • **Compact & Lightweight:** At just 0.176 ounces and 12mm size, it integrates effortlessly without adding bulk.
- • **Perfect Precision Fit:** Engineered for exact M12 fastener compatibility, ensuring seamless assembly.
- • **Spill-Reducing Design:** Effectively minimizes powder spills, keeping your workspace cleaner and more efficient.
- • **Premium Brass Durability:** Crafted from high-quality brass for long-lasting corrosion resistance and strength.

## Overview

The MEC Brass Washer Replacement Part 304W is a premium flat washer designed for M12 fasteners, made from durable brass to resist corrosion and reduce powder spills. Highly rated by professionals, it offers a perfect fit and reliable performance for industrial and scientific applications.

## Description

Mec Brass Washer Replacement Part 304W

Review: Works as advertised! - This part almost completely eliminated powder spills. Worth every penny!
Review: MEC Parts - Perfect fit

## Features

- Quantity: 1

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B001GXFAGY |
| Best Sellers Rank | #34,135 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #174 in Flat Washers |
| Brand | MEC |
| Customer Reviews | 4.7 4.7 out of 5 stars (220) |
| Department | mens |
| Exterior Finish | Brass |
| Fastener Size | M12 |
| Global Trade Identification Number | 00098489011556 |
| Item Weight | 0.176 ounces |
| Item model number | 304W |
| Manufacturer | MEC |
| Material | Brass |
| Metal Type | Brass |
| Number of Pieces | 1 |
| Package Dimensions | 5 x 4 x 0.01 inches |
| Size | 12mm |
| UPC | 098489011556 |
| Washer Type | Flat |

## Product Details

- **Exterior Finish:** Brass
- **Fastener Size:** M12
- **Material:** Brass
- **Size:** 12mm
- **Washer Type:** Flat

## Images

![MEC Brass Washer Replacement Part 304W - Image 1](https://m.media-amazon.com/images/I/613CAvDfMPL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works as advertised!
*by P***I on October 24, 2025*

This part almost completely eliminated powder spills. Worth every penny!

### ⭐⭐⭐⭐⭐ MEC Parts
*by F***R on February 20, 2026*

Perfect fit

### ⭐⭐⭐⭐⭐ No more leaking powder
*by C***D on June 23, 2025*

Works great. No more powder leaks. Quick shipping

## Frequently Bought Together

- MEC Brass Washer Replacement 304W
- MAYVILLE ENGINEERING 0800646 CO 301L13X MEC Bottle & Cap
- MEC Bottle and Cap Assembly

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**Shop now:** [https://www.desertcart.hr/products/71694373-mec-brass-washer-replacement-part-304w](https://www.desertcart.hr/products/71694373-mec-brass-washer-replacement-part-304w)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-03-21*