N90 Bulk Packaged O-Ring: Buna-N, Round, 3/16 in C.S., 10 1/2 in I.D.
The N90 Bulk Packaged O-Ring is a Buna-N round O-ring with a 3/16 in cross-section and 10 1/2 in inside diameter, durometer 90A, dash number 378, and an operating temperature range of -13°F to 250°F, supplied in a…
SKU 3G-OTH-514119
Need installation or engineering help?
Ask a question
Product Description
The N90 Bulk Packaged O-Ring is a Buna-N round O-ring with a 3/16 in cross-section and 10 1/2 in inside diameter, durometer 90A, dash number 378, and an operating temperature range of -13°F to 250°F, supplied in a 100-pack. 3G Electric interprets this demand and sources the genuine OEM part (MPN GR-N90378/100) across 14 industrial departments, with specialist depth in combustion, pumps and controls as an authorised distributor.
Frequently Asked Questions
What is the N90 Bulk Packaged O-Ring used for?
The N90 Buna-N O-Ring (MPN GR-N90378/100) is used for sealing static or dynamic applications in industrial equipment, including pumps, valves, and hydraulic systems. Its 90A durometer and temperature range of -13 °F to 250°F suit oil, water, and mild chemical environments.
What are the specifications of the N90 Bulk Packaged O-Ring?
This Buna-N O-Ring has a 3/16 in cross-section, 10 1/2 in inside diameter, 90A durometer, dash number 378, and operating temperature range of -13°F to 250°F. It comes in a 100-pack with manufacturer part number GR-N90378/100.
Where to buy the N90 Bulk Packaged O-Ring worldwide?
3G Electric supplies the N90 Buna-N O-Ring (MPN GR-N90378/100) worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine parts across 14 departments, including specialist expertise in pumps and controls.
How to select the right N90 O-Ring for my application?
Select the N90 O-Ring based on cross-section (3/16 in), inside diameter (10 1/2 in), and durometer (90A) to match your groove dimensions. Verify operating temperature range (-13°F to 250°F) and chemical compatibility with Buna-N for oil or water systems. 3G Electric can help confirm fitment.
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.









