N90 Bulk Packaged O-Ring: Buna-N, Round, 3/16 in C.S., 1 3/16 in I.D.
The N90 Bulk Packaged O-Ring (MPN GR-N90321/500) is a Buna-N, round O-ring with a 3/16 in cross-section and 1 3/16 in inside diameter, durometer 90A, dash number 321, and an operating temperature range of -13°F to…
SKU 3G-OTH-514156
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Product Description
The N90 Bulk Packaged O-Ring (MPN GR-N90321/500) is a Buna-N, round O-ring with a 3/16 in cross-section and 1 3/16 in inside diameter, durometer 90A, dash number 321, and an operating temperature range of -13°F to 250°F, supplied in a 500-piece pack.
Frequently Asked Questions
What is the N90 Bulk Packaged O-Ring used for?
The N90 Buna-N O-ring (MPN GR-N90321/500) seals static and dynamic joints in hydraulic, pneumatic, and fluid-handling systems across industrial machinery, automotive, and process equipment. Its 90A durometer and -13°F to 250°F range suit moderate-pressure applications requiring oil and fuel resistance.
What are the specifications of the N90 Bulk Packaged O-Ring?
This Buna-N O-ring has a 3/16 in cross-section, 1 3/16 in inside diameter, 90A durometer, dash number 321, and an operating temperature range of -13°F to 250°F. It comes in a 500-piece bulk pack (MPN GR-N90321/500).
Where to buy the N90 Bulk Packaged O-Ring worldwide?
3G Electric supplies the N90 Buna-N O-ring (MPN GR-N90321/500) worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this 500-piece bulk pack.
How to select the right N90 O-ring for my application?
Match the O-ring's inside diameter (1 3/16 in) and cross-section (3/16 in) to your gland dimensions. Verify that the 90A durometer and Buna-N material (N90) are compatible with your fluid type and temperature range (-13°F to 250°F). For high-pressure or dynamic seals, consult a seal design guide.
N90 Products
3G Electric supplies N90 buna-n o-rings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









