N90 Bulk Packaged O-Ring: Buna-N, Round, 3/16 in C.S., 5/8 in I.D.
The N90 Bulk Packaged O-Ring is a Buna-N round O-ring with a 3/16 in cross-section and 5/8 in inside diameter, durometer 90A, dash number 312, and an operating temperature range of -13°F to 250°F. Supplied in a…
SKU 3G-OTH-514163
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Product Description
The N90 Bulk Packaged O-Ring is a Buna-N round O-ring with a 3/16 in cross-section and 5/8 in inside diameter, durometer 90A, dash number 312, and an operating temperature range of -13°F to 250°F. Supplied in a 1,000-piece pack (MPN GR-N90312/1000), this OEM-sourced component is available through 3G Electric, which interprets customer demand and delivers genuine industrial equipment across 14 departments — with specialist depth in combustion, pumps and controls as an authorised distributor.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the N90 Buna-N O-Ring used for?
The N90 Buna-N O-Ring is used for sealing static or dynamic applications in industrial equipment, such as pumps, valves, and hydraulic systems. Its 90A durometer provides firm compression resistance, making it suitable for moderate-pressure sealing in oil, fuel, and water environments within a -13°F to 250°F range.
What are the specifications of the N90 O-Ring GR-N90312/1000?
The N90 O-Ring has a 3/16 in cross-section and 5/8 in inside diameter, durometer 90A, dash number 312, and an operating temperature range of -13°F to 250°F. It is a Buna-N round O-ring supplied in a 1,000-piece pack (MPN GR-N90312/1000). This OEM-sourced component is available through 3G Electric.
Where to buy N90 Buna-N O-Rings in bulk worldwide?
3G Electric supplies the N90 Buna-N O-Ring in 1,000-piece packs worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine OEM components like this GR-N90312/1000 O-Ring to any location. Contact us for availability and lead time.
How to select the right N90 O-Ring for a pump seal?
To select the right N90 O-Ring, match the inside diameter and cross-section to the gland dimensions. For pump seals, ensure the 90A durometer provides adequate compression set resistance. Verify the operating temperature stays within -13°F to 250°F and that the Buna-N material is compatible with the fluid (e.g., oil, water).
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.









