---
product_id: 328118990
title: "1/4\" Stainless Flat Washer, 5/8\" Outside Diameter, 18-8(304) Stainless Steel Washers Flat (100 Pack)"
brand: "kansphy"
price: "€ 13.31"
currency: EUR
in_stock: true
reviews_count: 13
category: "Kansphy"
url: https://www.desertcart.fr/products/328118990-1-4-stainless-flat-washer-5-8-outside-diameter-18
store_origin: FR
region: France
---

# 0.275" ID precision fit 100-pack bulk value 304 Stainless Steel corrosion-proof 1/4" Stainless Flat Washer, 5/8" Outside Diameter, 18-8(304) Stainless Steel Washers Flat (100 Pack)

**Brand:** kansphy
**Price:** € 13.31
**Availability:** ✅ In Stock

## Summary

> 🔩 Elevate Every Bolt: The Ultimate Stainless Steel Flat Washer for Flawless Fixes

## Quick Answers

- **What is this?** 1/4" Stainless Flat Washer, 5/8" Outside Diameter, 18-8(304) Stainless Steel Washers Flat (100 Pack) by kansphy
- **How much does it cost?** € 13.31 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/328118990-1-4-stainless-flat-washer-5-8-outside-diameter-18)

## Best For

- kansphy enthusiasts

## Why This Product

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

## Key Features

- • **Optimal Load Distribution:** Flat design with 0.06-inch thickness ensures even pressure spread, protecting surfaces and enhancing joint stability.
- • **Bulk Pack for Pro-Level Projects:** 100 washers per pack means you’re always ready for any scale of installation or repair without running out.
- • **Precision Fit for M6 & 1/4" Bolts:** Engineered with a 0.275-inch inside diameter to perfectly secure your fasteners without wobble or slip.
- • **Premium 304 Stainless Steel Durability:** Crafted from 18-8 (304) stainless steel, these washers resist rust and corrosion for long-lasting performance indoors and out.
- • **Sleek, Smooth Finish for Safety & Style:** No sharp edges or burrs—just clean, professional hardware that looks as good as it performs.

## Overview

This 1/4" flat washer features a precise 0.275-inch inside diameter and 5/8-inch outside diameter, made from corrosion-resistant 18-8 (304) stainless steel. With a 0.06-inch thickness and smooth finish, it ensures optimal load distribution and secure fastening for M6 and 1/4" bolts. Supplied in a convenient 100-pack, it’s perfect for both professional and DIY projects requiring durable, reliable hardware.

## Description

1/4" Stainless Flat Washer, 5/8" Outside Diameter, 18-8(304) Stainless Steel Washers Flat (100 Pack): desertcart.com: Industrial & Scientific

Review: Good quality 1/4” SS Washers - Nice stamped 1/4” stainless steel flat washers. Flat and no sharp edge's and a good thickness and cost!
Review: High-Quality Stainless Steel Washers – Simple Yet Essential! ⭐⭐⭐⭐⭐ - I purchased these 1/4" Stainless Flat Washers for a home project, and they truly exceeded my expectations. Despite being a simple component, washers play a crucial role in ensuring a secure and stable assembly. The 5/8" outside diameter and 18-8 (304) stainless steel construction provide excellent durability and corrosion resistance, making them perfect for both indoor and outdoor applications. The pack of 100 is a fantastic value, and I've found them to be reliable every time I use them. Whether you're working on a DIY project or professional installation, these washers are a must-have! ✅ Perfect size for secure assemblies ✅ Durable, corrosion-resistant stainless steel ✅ Great value with a 100-pack Highly recommend these washers for any project that demands reliability and quality!

## Features

- Flat washer inside diameter: 0.275 Inch, Outside Diameter: 5/8 Inch.Thickness: 0.06 Inch. These 1/4” washers will fit 1/4 and M6 bolts
- Material: Made of 304 Stainless Steel for increased corrosion resistance.
- These washers are used to distribute loads of threaded bolts, screws and nuts, provide a smooth-bearing surface
- Package includes 100Pcs flat washers
- These flat washers fit over 1/4 and M6 bolts. Perfect for indoor and outdoor use

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08V5MJCX3 |
| Best Sellers Rank | #1,516 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #4 in Flat Washers |
| Brand | KANSPHY |
| Date First Available | January 27, 2021 |
| Exterior Finish | Stainless Steel |
| Fastener Size | M6 |
| Inside Diameter Tolerance | 0.26-0.277 Inches |
| Item Diameter | 0.63 Inches |
| Item Thickness | 0.06 Inches |
| Item Weight | 5.8 ounces |
| Item model number | FLATWAM6 |
| Manufacturer | KANSPHY |
| Material | Stainless Steel |
| Metal Type | Stainless Steel |
| Number of Pieces | 100 |
| Outside Diameter | 0.63 Inches |
| Size | 5/8 inches |
| UPC | 702004255485 |
| Washer Type | Flat |

## Product Details

- **Exterior Finish:** Stainless Steel
- **Fastener Size:** M6
- **Material:** Stainless Steel
- **Outside Diameter:** 0.63 Inches
- **Washer Type:** Flat

## Images

![1/4" Stainless Flat Washer, 5/8" Outside Diameter, 18-8(304) Stainless Steel Washers Flat (100 Pack) - Image 1](https://m.media-amazon.com/images/I/61ruJx0sueL.jpg)

## Questions & Answers

**Q: what is the thicknesss?**
A: The thickness is 1.5-1.6mm,slightly thicker than others which are 1.2-1.3mm.

**Q: where are they made?**
A: don't know, probably china

**Q: Is there anything stamped on these washers?  Like a number? I want washers plain for a craft project.**
A: they are plain, no stamp

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good quality 1/4” SS Washers
*by B***R on November 29, 2025*

Nice stamped 1/4” stainless steel flat washers. Flat and no sharp edge's and a good thickness and cost!

### ⭐⭐⭐⭐⭐ High-Quality Stainless Steel Washers – Simple Yet Essential! ⭐⭐⭐⭐⭐
*by T***Y on February 14, 2025*

I purchased these 1/4" Stainless Flat Washers for a home project, and they truly exceeded my expectations. Despite being a simple component, washers play a crucial role in ensuring a secure and stable assembly. The 5/8" outside diameter and 18-8 (304) stainless steel construction provide excellent durability and corrosion resistance, making them perfect for both indoor and outdoor applications. The pack of 100 is a fantastic value, and I've found them to be reliable every time I use them. Whether you're working on a DIY project or professional installation, these washers are a must-have! ✅ Perfect size for secure assemblies ✅ Durable, corrosion-resistant stainless steel ✅ Great value with a 100-pack Highly recommend these washers for any project that demands reliability and quality!

### ⭐⭐⭐⭐⭐ Excellent quality
*by H***R on November 6, 2025*

Good stainless washers. Sized correctly.

## Frequently Bought Together

- 1/4" Stainless Flat Washer, 5/8" Outside Diameter, 18-8(304) Stainless Steel Washers Flat (100 Pack)
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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-01-31*