---
product_id: 446162032
title: "124 Buna-N O-Ring, 70A Durometer, Black, 1-1/4\" ID, 1-7/16\" OD, 3/32\" Width (Pack of 100)"
brand: "mr o-ring"
price: "€ 20.74"
currency: EUR
in_stock: true
url: https://www.desertcart.ie/products/446162032-124-buna-n-o-ring-70a-durometer-black-1-1
store_origin: IE
region: Ireland
---

# -30°F to 250°F wide temp range 70A durometer for durable sealing Buna-N for fluid & hydrocarbon resistance 124 Buna-N O-Ring, 70A Durometer, Black, 1-1/4" ID, 1-7/16" OD, 3/32" Width (Pack of 100)

**Brand:** mr o-ring
**Price:** € 20.74
**Availability:** ✅ In Stock

## Summary

> 🔧 Seal the deal with precision and power!

## Quick Answers

- **What is this?** 124 Buna-N O-Ring, 70A Durometer, Black, 1-1/4" ID, 1-7/16" OD, 3/32" Width (Pack of 100) by mr o-ring
- **How much does it cost?** € 20.74 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/446162032-124-buna-n-o-ring-70a-durometer-black-1-1)

## 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

- • **Extreme Temperature Resilience:** Operates flawlessly from -30°F to 250°F, ensuring reliable performance in both freezing winters and scorching summers.
- • **Durability Meets Aerospace Standards:** 70A hardness durometer balances flexibility and toughness, meeting AS568A aerospace specs for trusted reliability.
- • **Industrial-Grade Fluid Compatibility:** Engineered from Buna-N for superior resistance to oils, fuels, and hydrocarbons—your go-to seal for demanding environments.
- • **Precision Fit for Leak-Proof Sealing:** Exact 1-1/4" ID and 1-7/16" OD dimensions with 3/32" width guarantee a perfect seal on cylindrical surfaces every time.
- • **Bulk Pack for Professional Efficiency:** Pack of 100 O-rings keeps your projects running smoothly without constant reordering—because downtime is not an option.

## Overview

This pack of 100 Buna-N O-rings features a 70A durometer hardness, designed for robust sealing in fluid and hydrocarbon applications. With a temperature tolerance from -30°F to 250°F and compliance with AS568A aerospace standards, these O-rings deliver industrial-grade durability and precision fit for professional use.

## Description

124 Buna-N O-Ring, 70A Durometer, Black, 1-1/4" ID, 1-7/16" OD, 3/32" 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

## Product Details

- **Material:** Nitrile Rubber
- **Nominal Inside Diameter:** 1.24 Inches
- **Item Diameter:** 1.44 Inches
- **Brand:** Mr O-Ring
- **Color:** Black

## Images

![124 Buna-N O-Ring, 70A Durometer, Black, 1-1/4" ID, 1-7/16" OD, 3/32" Width (Pack of 100) - Image 1](https://m.media-amazon.com/images/I/81VuBT35OeL.jpg)
![124 Buna-N O-Ring, 70A Durometer, Black, 1-1/4" ID, 1-7/16" OD, 3/32" Width (Pack of 100) - Image 2](https://m.media-amazon.com/images/I/51bid7qjm5L.jpg)

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**Shop now:** [https://www.desertcart.ie/products/446162032-124-buna-n-o-ring-70a-durometer-black-1-1](https://www.desertcart.ie/products/446162032-124-buna-n-o-ring-70a-durometer-black-1-1)

---

*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-02-22*