334 NBR 90A 66.04x5.33mm AS568

NBR Nitrile Rubber O-Rings — High-Performance Industrial Seals

NBR (nitrile rubber) O-rings are the standard solution for sealing in hydraulic, pneumatic, and general industrial systems. Available in NBR 70 and NBR 90 Shore A hardness, compliant with the AS 568A standard.

🔧 Technical Features

• Material: Nitrile rubber (NBR)
• Hardness: NBR 70 Shore A and NBR 90 Shore A
• Operating temperature: -40°C to +120°C
• Maximum pressure: over 200 bar (without back-up ring)
• Standard: AS 568A and other international standards

⚙️ Typical Applications

• Hydraulic and pneumatic systems
• Pumps, compressors, and industrial valves
• Automotive industry and heavy machinery
• Industrial maintenance equipment

📦 Availability

• NBR 70 Shore A: Made to order (MOQ 200–1000 pcs)
• NBR 90 Shore A: In stock and made to order (MOQ 500–1000 pcs)

For wholesale quotes or custom sizes, contact the UNIVERGO team.