---
product_id: 613407009
title: "3/8\" x 7/8\" Stainless Flat Washer,0.4\" ID x 0.866\" OD x 0.078\" Thick 50Pcs | 18-8 (304) Stainless Steel Washers"
brand: "kansphy"
price: "COP 39876"
currency: COP
in_stock: true
category: "Kansphy"
url: https://www.desertcart.co/products/613407009-3-8-x-7-8-stainless-flat-washer-0-4
store_origin: CO
region: Colombia
---

# 0.078" uniform thickness for durability Precision 0.4" ID fits 3/8" bolts 304 Stainless Steel resists corrosion 3/8" x 7/8" Stainless Flat Washer,0.4" ID x 0.866" OD x 0.078" Thick 50Pcs | 18-8 (304) Stainless Steel Washers

**Brand:** kansphy
**Price:** COP 39876
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate your build with washers that mean business — don’t settle for less!

## Quick Answers

- **What is this?** 3/8" x 7/8" Stainless Flat Washer,0.4" ID x 0.866" OD x 0.078" Thick 50Pcs | 18-8 (304) Stainless Steel Washers by kansphy
- **How much does it cost?** COP 39876 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co](https://www.desertcart.co/products/613407009-3-8-x-7-8-stainless-flat-washer-0-4)

## 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

- • **Engineered for Perfect Fit:** Precisely sized 0.4" inner diameter and 0.866" outer diameter to seamlessly pair with 3/8" and M10 bolts.
- • **Premium 304 Stainless Steel:** Crafted from 18-8 stainless steel for superior rust resistance and long-lasting strength indoors and out.
- • **Smooth Finish, No Compromise:** Machined edges and polished surface guarantee no warping or slipping, delivering flawless assembly every time.
- • **Bulk Pack for Pro-Level Projects:** 50 high-quality washers per pack to keep your toolkit ready for any professional or DIY challenge.
- • **Consistent Thickness for Reliability:** 0.078" thick washers ensure even load distribution and prevent bolt damage under pressure.

## Overview

This pack of 50 flat washers features precision 0.4" ID and 0.866" OD dimensions, crafted from durable 304 stainless steel to resist corrosion and wear. Ideal for 3/8" and M10 bolts, these washers provide consistent 0.078" thickness for optimal load distribution, making them perfect for both indoor and outdoor professional-grade applications.

## Description

3/8" x 7/8" Stainless Flat Washer,0.4" ID x 0.866" OD x 0.078" Thick 50Pcs | 18-8 (304) Stainless Steel Washers: desertcart.com: Industrial & Scientific

## Features

- Flat washer inside diameter: 0.4 Inch, Outside Diameter: 0.866 Inch.Thickness: 0.078 Inch
- Material: Made of 304 Stainless Steel for increased corrosion resistance. Perfect for indoor and outdoor use
- These washers fit 3/8 and M10 bolts perfectly
- Flat washer are used to distribute loads of threaded bolts, screws and nuts, provide a smooth-bearing surface
- Package includes 50Pcs Flat Washers. Color: Silver tone.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CRQ67YVV |
| Best Sellers Rank | #10,182 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #56 in Flat Washers |
| Brand | KANSPHY |
| Color | silver |
| Compatible Groove Diameter | 0.4 inches |
| Customer Reviews | 4.6 4.6 out of 5 stars (289) |
| Exterior Finish | Stainless Steel |
| Fastener Size | 3/8 |
| Fastener Type | Flat Washer |
| Finish Types | Stainless Steel |
| Grade Rating | Grade 8 |
| Item Diameter | 0.88 inches |
| Item Dimensions | 0.87 x 0.87 x 0.08 inches |
| Item Thickness | 0.08 inches |
| Item Weight | 195 g |
| Manufacturer | KANSPHY |
| Material Type | Stainless Steel |
| Metal Type | Stainless Steel |
| Model | FTWAM10-22 |
| Number Of Items | 1 |
| Number of Pieces | 50 |
| Outside Diameter | 0.875 inches inches |
| Part Number | FTWAM10-22 |
| Screw Head Style | Flat |
| Size Name | 0.875 inches |
| Thread Size | 3/8 |
| UPC | 747165215787 |
| Unit Count | 1 Count |
| Washer Compatibility | inch bolts, metric bolts |
| Washer Type | Flat |

## Product Details

- **Exterior Finish:** Stainless Steel
- **Fastener Size:** 3/8
- **Material:** Stainless Steel
- **Outside Diameter:** 0.875 inches inches
- **Washer Type:** Flat

## Images

![3/8" x 7/8" Stainless Flat Washer,0.4" ID x 0.866" OD x 0.078" Thick 50Pcs | 18-8 (304) Stainless Steel Washers - Image 1](https://m.media-amazon.com/images/I/61X9tIcUthL.jpg)

## Frequently Bought Together

- 3/8" x 7/8" Stainless Flat Washer,18-8 (304) Stainless Steel Washers,0.4" ID x 0.866" OD x 0.078" Thick(50Pcs)
- Vifmy 35 Pack 3/8"-16 Inch Locknuts,304 (A2-70) Stainless Steel Nylon Insert Lock Nuts,Standard Inch Thread Nylock Nuts
- Instockbolt 3/8" x 0.68"OD Split Lock Washer, 18-8 (304) Stainless Steel Spring Lock Washer 50PCS

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co/products/613407009-3-8-x-7-8-stainless-flat-washer-0-4](https://www.desertcart.co/products/613407009-3-8-x-7-8-stainless-flat-washer-0-4)

---

*Product available on Desertcart Colombia*
*Store origin: CO*
*Last updated: 2026-09-14*