---
product_id: 200170553
title: "211 Buna-N O-Ring, 70A Durometer, Black, 13/16\" ID, 1-1/16\" OD, 1/8\" Width (Pack of 100)"
brand: "mr o-ring"
price: "625646₫"
currency: VND
in_stock: true
reviews_count: 7
url: https://www.desertcart.vn/products/200170553-211-buna-n-o-ring-70a-durometer-black-13-16
store_origin: VN
region: Vietnam
---

# Aerospace Standard AS568A 70A Durometer -30°F to 250°F 211 Buna-N O-Ring, 70A Durometer, Black, 13/16" ID, 1-1/16" OD, 1/8" Width (Pack of 100)

**Brand:** mr o-ring
**Price:** 625646₫
**Availability:** ✅ In Stock

## Summary

> 🔒 Seal the Deal with Confidence!

## Quick Answers

- **What is this?** 211 Buna-N O-Ring, 70A Durometer, Black, 13/16" ID, 1-1/16" OD, 1/8" Width (Pack of 100) by mr o-ring
- **How much does it cost?** 625646₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/200170553-211-buna-n-o-ring-70a-durometer-black-13-16)

## Best For

- mr o-ring enthusiasts

## Why This Product

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

## Key Features

- • **Durable Hardness Rating:** With a durometer of 70A, these O-rings resist penetration and wear, extending their lifespan.
- • **Precision Sealing Design:** Round cross-section guarantees a tight seal between cylindrical surfaces, minimizing leaks.
- • **Aerospace Approved Quality:** Meets stringent Aerospace Standard AS568A, ensuring top-tier performance and safety.
- • **Versatile Fluid Compatibility:** Crafted from high-quality Buna-N, perfect for various fluids and hydrocarbons.
- • **Extreme Temperature Resilience:** Engineered to perform in temperatures ranging from -30°F to 250°F, ensuring reliability in diverse environments.

## Overview

The 211 Buna-N O-Ring pack includes 100 high-quality O-rings made from durable Buna-nitrile, designed for a wide range of fluids and temperatures. With a hardness rating of 70A and compliance with Aerospace Standard AS568A, these O-rings provide reliable sealing solutions for both professional and industrial applications.

## Description

211 Buna-N O-Ring, 70A Durometer, Black, 13/16" ID, 1-1/16" OD, 1/8" Width (Pack of 100)

## Features

- Made of Buna-nitrile (also called Buna-N) for use with a variety of fluids and hydrocarbons
- Can be used across a wide temperature range from -30 degrees F (-34 degrees C) to 250 degrees F (121 degrees C)
- Round in cross-section to provide a seal between cylindrical overlapping surfaces
- Durometer (hardness) of 70A for resistance to penetration
- Meets standards defined by Aerospace Standard AS568A

## Images

![211 Buna-N O-Ring, 70A Durometer, Black, 13/16" ID, 1-1/16" OD, 1/8" Width (Pack of 100) - Image 1](https://m.media-amazon.com/images/I/81VuBT35OeL.jpg)
![211 Buna-N O-Ring, 70A Durometer, Black, 13/16" ID, 1-1/16" OD, 1/8" Width (Pack of 100) - Image 2](https://m.media-amazon.com/images/I/51bid7qjm5L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Five Stars
  

*by S***D on Reviewed in the United States on March 20, 2015*

Simply the best value for this product.  Only If I can remember where I put the remaining 97 o-rings!!!!!!!!:(

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Great Value in a Bulk Pack
  

*by S***S on Reviewed in the United States on October 11, 2014*

Great value pack.  I purchased these to use as a hammer buffer in my air rifle.

### ⭐ 1.0 out of 5 stars







  
  
    Used product sold as new
  

*by R***R on Reviewed in the United States on September 25, 2024*

These rubber o-rings are used customer returns and were resold as new via tag LPN RR HZ9092867.

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**Shop now:** [https://www.desertcart.vn/products/200170553-211-buna-n-o-ring-70a-durometer-black-13-16](https://www.desertcart.vn/products/200170553-211-buna-n-o-ring-70a-durometer-black-13-16)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-02-01*