N70 Buna-N O-Ring

The N70 Buna-N O-Ring is used for sealing static and dynamic applications in industrial equipment, including pumps, valves, and hydraulic systems. Its 70A durometer and -22°F to 250°F range suit general-purpose fluid and air sealing across machining, pneumatics, and hydraulics departments.

This Buna-N O-Ring has a 3/32 in cross-section, 2 1/8 in inner diameter, 70A durometer, dash number 138, and operating temperature range of -22°F to 250°F. It is supplied in a 1,000-piece pack (MPN GR-N70138/1000) and is a genuine OEM-sourced component.

3G Electric supplies the N70 Bulk Packaged O-Ring worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source genuine OEM parts like this Buna-N O-Ring and deliver to any international destination. Contact us for availability and lead time.

Select the N70 O-Ring by matching inner diameter, cross-section, and durometer to your gland dimensions. For fluid compatibility, Buna-N (Nitrile) resists petroleum oils and water but not strong acids. Verify operating temperature stays within -22°F to 250°F. 3G Electric can help confirm fitment for your equipment.