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N90 Buna-N O-Ring, 1/4 in C.S., 4 1/2 in I.D., 90A Durometer, 100 PK - Buna-N O-Rings
N90Buna-N O-Rings

N90 Buna-N O-Ring, 1/4 in C.S., 4 1/2 in I.D., 90A Durometer, 100 PK

The N90 Bulk Packaged O-Ring is a Buna-N, round O-ring with a 1/4 in cross-section and 4 1/2 in inside diameter, durometer 90A, dash number 425, and an operating temperature range of -13°F to 250°F, sold in a…

SKU 3G-OTH-514071

Also listed as: GRN90425100 · GR N90425 100 · GR-N90425-100

Brand
N90
Item
Buna-N O-Ring, 1/4 in C.S., 4 1/2 in I.D., 90A Durometer, 100 PK
Category
Buna-N O-Rings
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

N90
Manufacturer Part Number
GR-N90425/100
Type
Round, 100 PK
C.S.
1/4 in
I.D.
4 1/2 in
Durometer
90A
Dash Number
425
Product Type
O-Ring
Operating Temp Range
-13°F to 250°F

Technical Documents

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N90 Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The N90 Bulk Packaged O-Ring is a Buna-N, round O-ring with a 1/4 in cross-section and 4 1/2 in inside diameter, durometer 90A, dash number 425, and an operating temperature range of -13°F to 250°F, sold in a 100-pack (MPN GR-N90425/100).

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.

What are the specifications of the N90 Bulk Packaged O-Ring?

The N90 O-Ring has a 1/4 in cross-section and 4 1/2 in inside diameter, durometer 90A, dash number 425, and an operating temperature range of -13°F to 250°F. It is made of Buna-N (Nitrile) rubber, sold in a 100-pack with MPN GR-N90425/100.

Where to buy N90 O-Rings in worldwide?

3G Electric supplies the N90 Bulk Packaged O-Ring worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine Buna-N O-rings to your facility. Contact us for pricing and lead time on this 100-pack (MPN GR-N90425/100).

How to select the right N90 O-Ring size?

To select the correct N90 O-Ring, match the inside diameter (I.D.) and cross-section (C.S.) to your gland dimensions. For this ring, use a 4 1/2 in I.D. and 1/4 in C.S. Ensure the durometer (90A) suits your pressure and temperature range (-13°F to 250°F). Consult a seal design guide for groove fit.

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.

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