---
product_id: 446265798
title: "KOOTANS 240pcs 12 Sizes NBR Metal Bonded Sealing Washer Assort Kit Hydralic Oil Resist Rubber Oil Pipe Seal Gasket Metric NBR Metal Combination O-Ring Assortment Kit"
brand: "kootans"
price: "A$137"
currency: AUD
in_stock: true
url: https://www.desertcart.com.au/products/446265798-kootans-240pcs-12-sizes-nbr-metal-bonded-sealing-washer-assort
store_origin: AU
region: Australia
---

# Heat & pressure resistant 240pcs multi-size kit Oil & corrosion proof KOOTANS 240pcs 12 Sizes NBR Metal Bonded Sealing Washer Assort Kit Hydralic Oil Resist Rubber Oil Pipe Seal Gasket Metric NBR Metal Combination O-Ring Assortment Kit

**Brand:** kootans
**Price:** A$137
**Availability:** ✅ In Stock

## Summary

> 🔧 Seal smarter, not harder — never miss a leak again!

## Quick Answers

- **What is this?** KOOTANS 240pcs 12 Sizes NBR Metal Bonded Sealing Washer Assort Kit Hydralic Oil Resist Rubber Oil Pipe Seal Gasket Metric NBR Metal Combination O-Ring Assortment Kit by kootans
- **How much does it cost?** A$137 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/446265798-kootans-240pcs-12-sizes-nbr-metal-bonded-sealing-washer-assort)

## Best For

- kootans enthusiasts

## Why This Product

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

## Key Features

- • **All-in-One Leak Fixer:** 240 precision NBR-metal bonded washers covering 12 essential sizes for every sealing need.
- • **Effortless Organization:** Transparent, labeled storage case lets you find the perfect seal instantly—cut assembly time.
- • **Versatile Industrial Grade:** Perfect for hydraulic, automotive, and plumbing applications where reliability is non-negotiable.
- • **Built to Withstand Extremes:** Engineered for high pressure, temperature, and corrosive environments—no leaks, no compromises.
- • **Durability Meets Performance:** Nitrile rubber bonded with carbon steel ensures long-lasting, wear-resistant sealing power.

## Overview

The KOOTANS 240-piece bonded sealing washer kit features 12 metric sizes of nitrile rubber and carbon steel O-rings designed for high-pressure, high-temperature, and oil-resistant applications. Ideal for automotive, hydraulic, and plumbing uses, this durable assortment comes in a clear, labeled organizer to streamline maintenance and prevent leaks with professional-grade reliability.

## Description

KOOTANS High Quality Dowty Type Bonded Seal O Ring Washer Assortment Set   Product description: 240 Pieces, 12 Popular Sizes Bonded O-Ring Sealing Gasket Washer, Meet almost all your needs. With KOOTANS bonded washers set you can always make sure every leak is fixed!   Features: - Great for high pressure fuel systems, brake caliper banjo bolt, brake master cylinder, fuel line bolts and water line bolts in turbos, automotive replacement drain plug gaskets, etc.  - Eliminate Seal Offset - Eliminate Leaks - Ease of Installation - Reduce Assembly time - This kit is organized by size / type in a transparent storage case for quick access and protection.   Specifications: - Material: Nitrile rubber + carbon steel - Package: 12 Sizes 240pcs bonded washers in a storage box - Application: Industry and science, home pipes, automotive and other fields. - Size and Quantity: Metric, Please See Picture 2 for Specific Dimensional Size. There are 20 pieces in each size.

## Features

- MATERIAL: High quanlity NBR ring with carbon steel, good sealing. Anti static, high pressure resistant, oil resistant, corrosion resistant, UV resistant, heat resistant, wear resistant, durable and long service life. Quantity: 12 Sizes,240 Pieces rubber metal combination O Ring gaskets, meet almost all your needs
- PRODUCT FEATURE: Reliable low and high pressure sealing, High and low temperature capabilities, Bolt torque is reduced with no loss of tightening load. Bonded washers are used extensively for sealing under the heads of bolts in high pressure applications where coppers washers would be unsuitable. They are often used in hydraulic and pneumatic connections that are subject to extreme pressures
- WIDE APPLICATION: Oil pipeline system as a medium, for mechanical device, to prevent oil, fuel, water and gas leakage, etc. Great for high pressure fuel systems, brake caliper banjo bolt, brake master cylinder, fuel line bolts and water line bolts in turbos, automotive replacement drain plug gaskets, etc
- EASY TO USE PACKING: All O-rings are stored in a sturdy plastic box with labels, that avoids the trouble of sorting and selecting the size. Variety of thickness and size are all in one box, very convenient to use
- INTERNAL DIAMETER: Φ6(6mm), Φ8(8mm), Φ10(10mm), Φ12(12mm), Φ14(14mm), Φ16(16mm), Φ18(18mm), Φ20(20mm), Φ22(22mm), Φ24(24mm), Φ27(27mm), Φ30(30mm). Metric, Please See Picture 2 for Specific Dimensional Size

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Nitrile Rubber |
| Nominal Inside Diameter | 6 Millimetres |
| Item Diameter | 12 Millimetres |
| Brand | KOOTANS |
| Colour | 240pcs |
| UPC | 682365626899 |
| Manufacturer | KOOTANS |
| Net Quantity | 1 Count |
| Number of Pieces | 240 |
| Country of Origin | USA |
| Model number | JG1956 |
| Item Weight | 770 g |
| Item model number | JG1956 |
| Are batteries included? | No |

## Product Details

- **Material:** Nitrile Rubber
- **Nominal Inside Diameter:** 6 Millimetres
- **Item Diameter:** 12 Millimetres
- **Brand:** KOOTANS
- **Colour:** 240pcs

## Images

![KOOTANS 240pcs 12 Sizes NBR Metal Bonded Sealing Washer Assort Kit Hydralic Oil Resist Rubber Oil Pipe Seal Gasket Metric NBR Metal Combination O-Ring Assortment Kit - Image 1](https://m.media-amazon.com/images/I/71IsB4JNQQL.jpg)

## Frequently Bought Together

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-01-28*