---
product_id: 555019338
title: "Othmro 12mmx5mmx3.5mm Black Nitrile Rubber（NBR） Sealing NBR O Rings Gaskets Washers Grommets 50pcs"
brand: "othmro"
price: "₨887"
currency: SCR
in_stock: false
reviews_count: 3
category: "Othmro"
url: https://www.desertcart.sc/products/555019338-othmro-12mmx5mmx3-5mm-black-nitrile-rubber-nbr-sealing-nbr-o
store_origin: SC
region: Seychelles
---

# Wide temp range -30°C to 100°C 12mm x 5mm x 3.5mm precision size Superior oil & grease resistance Othmro 12mmx5mmx3.5mm Black Nitrile Rubber（NBR） Sealing NBR O Rings Gaskets Washers Grommets 50pcs

**Brand:** othmro
**Price:** ₨887
**Availability:** ❌ Out of Stock

## Summary

> 🛠️ Seal the deal with confidence—because your ride deserves the best!

## Quick Answers

- **What is this?** Othmro 12mmx5mmx3.5mm Black Nitrile Rubber（NBR） Sealing NBR O Rings Gaskets Washers Grommets 50pcs by othmro
- **How much does it cost?** ₨887 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/555019338-othmro-12mmx5mmx3-5mm-black-nitrile-rubber-nbr-sealing-nbr-o)

## Best For

- othmro enthusiasts

## Why This Product

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

## Key Features

- • **Bulk Pack Convenience:** 50 durable O-rings per pack—stock up and never compromise on maintenance downtime.
- • **Oil & Chemical Shield:** Nitrile rubber resists petroleum oils, greases, and hydraulic fluids to keep leaks at bay.
- • **Temperature Toughness:** Operates flawlessly from freezing -30°C to scorching 100°C—built for every season.
- • **Precision Engineered Fit:** Exact 12x5x3.5mm sizing ensures seamless sealing for critical automotive parts.
- • **Versatile Automotive Essential:** Trusted for crankshafts, camshafts, differentials, shock absorbers, and more—your go-to gasket solution.

## Overview

The Othmro 12mm x 5mm x 3.5mm Black Nitrile Rubber O-Rings come in a bulk pack of 50, crafted from durable NBR material known for excellent wear resistance and superior sealing against oils and greases. Designed for automotive applications, these O-rings operate reliably across a wide temperature range (-30°C to 100°C), preventing dust ingress and oil leaks in critical engine and drivetrain components.

## Description

1.Buna N or Nitrile has good mechanical properties when compared with other elastomers and high wear resistance. Good resistance to many petroleum oils, greases, hydraulic fluids, alcohol, mineral oil and grease.2.This O-ring is made of black nitrile rubber, has a durometer of 50A, and is designed for use in a wide variety of sealing applications.

Review: Works great for my motorcycles extended foot pegs.
Review: Difficile à trouver en vente traditionnelle. De plus correspondent bien à la description.

## Features

- Product Name : O Ring;Material : Nitrile Rubber(NBR)
- Size -12mmx5mmx3.5mm, Color:Black
- Applications - Widely used in automobiles, motorcycle crankshafts, camshafts, differentials, shock absorbers, engines, axles, front and rear wheels and other parts.
- Functions - It can prevent dust and impurities into inside of the machine, and prevent lubricating oil from leaking.
- Working Temperature Range - From -22 degrees F (-30 degrees C) to 212 degrees F (100 degrees C).

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07YTQ9VW4 |
| Are batteries included? | No |
| Brand | Othmro |
| Customer Reviews | 4.2 4.2 out of 5 stars (36) |
| Date First Available | 29 December 2019 |
| Item Weight | 10 g |
| Item part number | OTH190815Y-0163 |
| Manufacturer | Othmro |
| Material | Nitrile Rubber |
| Net Quantity | 50.0 Count |
| Nominal Inside Diameter | 12 Millimetres |
| Number of Memory Sticks | 18 |
| Package Dimensions | 9.8 x 7.2 x 1.4 cm; 10 g |
| UPC | 889575477451 |

## Product Details

- **Brand:** Othmro
- **Manufacturer:** Othmro
- **Material:** Nitrile Rubber
- **Nominal Inside Diameter:** 12 Millimetres
- **UPC:** 889575477451

## Images

![Othmro 12mmx5mmx3.5mm Black Nitrile Rubber（NBR） Sealing NBR O Rings Gaskets Washers Grommets 50pcs - Image 1](https://m.media-amazon.com/images/I/412yFwLtVmL.jpg)
![Othmro 12mmx5mmx3.5mm Black Nitrile Rubber（NBR） Sealing NBR O Rings Gaskets Washers Grommets 50pcs - Image 2](https://m.media-amazon.com/images/I/418YhnYI-wL.jpg)
![Othmro 12mmx5mmx3.5mm Black Nitrile Rubber（NBR） Sealing NBR O Rings Gaskets Washers Grommets 50pcs - Image 3](https://m.media-amazon.com/images/I/41SUgNRrDNL.jpg)
![Othmro 12mmx5mmx3.5mm Black Nitrile Rubber（NBR） Sealing NBR O Rings Gaskets Washers Grommets 50pcs - Image 4](https://m.media-amazon.com/images/I/41WzbCUHByL.jpg)
![Othmro 12mmx5mmx3.5mm Black Nitrile Rubber（NBR） Sealing NBR O Rings Gaskets Washers Grommets 50pcs - Image 5](https://m.media-amazon.com/images/I/51-4OyyIRKL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by K***H on 1 April 2022*

Works great for my motorcycles extended foot pegs.

### ⭐⭐⭐⭐⭐ Review
*by F***T on 17 May 2024*

Difficile à trouver en vente traditionnelle. De plus correspondent bien à la description.

### ⭐⭐⭐⭐⭐ Review
*by T***2 on 5 March 2021*

Fits Toyota Tundra ABS sensor seal 07-20 10.5mm OD 7.5mm ID 1.5mm to save from having to buy a complete new sensor for just the seal

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**Shop now:** [https://www.desertcart.sc/products/555019338-othmro-12mmx5mmx3-5mm-black-nitrile-rubber-nbr-sealing-nbr-o](https://www.desertcart.sc/products/555019338-othmro-12mmx5mmx3-5mm-black-nitrile-rubber-nbr-sealing-nbr-o)

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*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-02-12*