N70 Bulk Packaged O-Ring: Buna-N, Round, 3/16 in C.S., 5 1/2 in I.D.
The N70 Bulk Packaged O-Ring is a Buna-N, round O-ring with a 3/16 in cross-section and 5 1/2 in inside diameter, supplied in a 100-piece pack (MPN GR-N70357/100). It features a 70A durometer and an operating…
SKU 3G-OTH-514628
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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 5 1/2 in inside diameter, supplied in a 100-piece pack (MPN GR-N70357/100). It features a 70A durometer and an operating temperature range of -22°F to 250°F. 3G Electric sources this OEM part across 14 industrial departments, with specialist expertise in combustion, pumps, and controls to ensure accurate fulfillment.
Frequently Asked Questions
What is the N70 Buna-N O-Ring used for?
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. 3G Electric supplies this OEM part across 14 industrial departments.
What are the specifications of the N70 O-Ring GR-N70357/100?
The N70 O-Ring has a 3/16 in cross-section, 5 1/2 in inside diameter, 70A durometer, and dash number 357. It operates from -22°F to 250°F and comes in a 100-piece pack. 3G Electric sources this Buna-N round O-ring for accurate fulfillment across multiple industrial categories.
Where to buy N70 O-Rings in worldwide?
3G Electric supplies the N70 Buna-N O-Ring worldwide, handling logistics, customs, and delivery to your site. As a global industrial solutions provider, we source this OEM part across 14 departments, with specialist expertise in combustion, pumps, and controls to ensure the right seal for your application.
How to select the right N70 O-Ring size?
To select the correct N70 O-Ring, match the inside diameter and cross-section to your gland dimensions. The 5 1/2 in I.D. and 3/16 in C.S. suit standard groove sizes. Verify operating temperature (-22°F to 250°F) and fluid compatibility with Buna-N. 3G Electric can help confirm fitment for your equipment.
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.









