O-Ring 25x2 NBR

NBR O-Rings 25x2 mm, 70 Shore A hardness - pack of 100

Product Overview
The O-Ring 25x2 NBR 70 ShA - pack of 100 pcs is a high-quality sealing ring made of nitrile rubber (NBR) with a hardness of 70 Shore A. Designed for durability and resistance, this O-ring is the industry standard choice for hydraulic, pneumatic, and mechanical sealing applications.

Technical Specifications

• Inner Diameter (ID): 25 mm

• Cross Section (CS): 2 mm

• Material: Nitrile Rubber (NBR)

• Hardness: 70 Shore A

• Temperature Range: -30 °C to +100 °C (depending on medium)

Key Features & Benefits

• Excellent resistance to oils, greases, and fuels

• Standard 70 Shore A hardness for reliable sealing in dynamic and static applications

• Pack of 100 pcs - economical for workshops and industrial use

• Elastic and durable for long-term sealing performance

• Widely used in pumps, valves, cylinders, and machinery repairs

Typical Applications

• Hydraulic and pneumatic systems

• Automotive and industrial sealing

• Repair of pumps, engines, and gearboxes

• General machinery maintenance

FAQ - Frequently Asked Questions

1. What does 25x2 mean?
It refers to the 25 mm inner diameter and 2 mm cross section of the O-ring.

2. Is NBR resistant to oils and fuels?
Yes - NBR (nitrile rubber) is highly resistant to oils, greases, and many fuels, making it the most popular sealing material.

3. What is the temperature range?
Typically -30 °C to +100 °C, depending on the medium and working conditions.

4. Why choose a pack of 100 pcs?
The bulk pack reduces cost per unit and ensures stock availability for repairs and industrial use.

5. Is this suitable for high pressure?
It performs well in standard hydraulic and pneumatic applications but is not intended for extreme high-pressure systems.