N70 Bulk Packaged O-Ring: Buna-N, Round, 3/16 in C.S., 3 1/4 in I.D.
The N70 Bulk Packaged O-Ring is a Buna-N, round O-ring with a 3/16 in cross-section and 3 1/4 in inside diameter, supplied in a 250-piece pack (MPN GR-N70339/250). It features a 70A durometer and an operating…
SKU 3G-OTH-514353
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Product Description
The N70 Bulk Packaged O-Ring is a Buna-N, round O-ring with a 3/16 in cross-section and 3 1/4 in inside diameter, supplied in a 250-piece pack (MPN GR-N70339/250). It features a 70A durometer and an operating temperature range of -22°F to 250°F.
Frequently Asked Questions
What is the N70 Buna-N O-Ring used for?
The N70 Buna-N O-Ring provides a reliable static seal in hydraulic and pneumatic systems, fluid handling, and industrial machinery. Its 70A durometer and -22°F to 250°F range suit general-purpose sealing in pumps, valves, and cylinders across manufacturing and process industries.
What are the specifications of the N70 Bulk Packaged O-Ring?
This Buna-N O-Ring has a 3/16 in cross-section and 3 1/4 in inside diameter, with a 70A durometer. It operates from -22°F to 250°F and comes in a 250-piece pack (MPN GR-N70339/250). The dash number is 339.
Where to buy N70 Buna-N O-Rings worldwide?
3G Electric supplies the N70 Buna-N O-Ring (MPN GR-N70339/250) worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this 250-piece pack to your facility, ensuring compliance with international shipping requirements.
How to select the right N70 O-Ring for my application?
Match the inside diameter and cross-section to your gland dimensions. For fluid compatibility, Buna-N resists petroleum oils and water but not strong acids or ozone. Confirm the 70A durometer and -22°F to 250°F range meet your system pressure and temperature. 3G Electric can help verify sizing.
N70 Products
3G Electric supplies N70 buna-n o-rings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









