Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

N70 Bulk Packaged O-Ring: Buna-N, Round, 3/16 in C.S., 8 1/4 in I.D. - Buna-N O-Rings
N70Buna-N O-Rings

N70 Bulk Packaged O-Ring: Buna-N, Round, 3/16 in C.S., 8 1/4 in I.D.

The N70 Bulk Packaged O-Ring is a Buna-N, round O-ring with a 3/16 in cross-section and 8 1/4 in inside diameter, sold in a 100-pack. It features a 70A durometer, dash number 370, and an operating temperature range…

SKU 3G-OTH-514343

Brand
N70
Item
Bulk Packaged O-Ring: Buna-N, Round, 3/16 in C.S., 8 1/4 in I.D.
Category
Buna-N O-Rings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

N70
Manufacturer Part Number
GR-N70370/100
Type
Round, 100 PK
C.S.
3/16 in
I.D.
8 1/4 in
Durometer
70A
Dash Number
370
Product Type
O-Ring
Operating Temp Range
-22°F to 250°F
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

N70 Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The N70 Bulk Packaged O-Ring is a Buna-N, round O-ring with a 3/16 in cross-section and 8 1/4 in inside diameter, sold in a 100-pack. It features a 70A durometer, dash number 370, and an operating temperature range of -22°F to 250°F. 3G Electric sources this OEM-spec part across 14 industrial departments, with specialist expertise in combustion, pumps, and controls to ensure the right fit for your application.

Frequently Asked Questions

What is the N70 Bulk Packaged O-Ring used for?

The N70 Buna-N O-Ring is used for sealing static or 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-spec part across 14 industrial departments.

What are the specifications of the N70 O-Ring?

The N70 O-Ring has a 3/16 in cross-section, 8 1/4 in inside diameter, 70A durometer, dash number 370, and operating temperature range of -22°F to 250°F. It is made of Buna-N (Nitrile) rubber and comes in a 100-pack. 3G Electric sources this part for industrial maintenance and repair.

Where to buy N70 O-Rings in worldwide?

3G Electric supplies the N70 Buna-N O-Ring worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source this OEM-spec part across 14 departments, including pumps and controls. Contact us for availability and delivery to your location.

How to select the right N70 O-Ring for my application?

To select the correct N70 O-Ring, match the inside diameter (8 1/4 in) and cross-section (3/16 in) to your gland dimensions. Verify the 70A durometer and -22°F to 250°F temperature range suit your fluid and environment. 3G Electric's specialist expertise in pumps and controls helps ensure the right fit.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from N70

View all N70 parts
N70 Bulk Packaged O-Ring: Buna-N, Round, 3/32 in C.S., 1 9/16 in I.D., 1,000 PK (MPN GR-N70129/1000). Key specifications — Durometer: 70A; Product Type: O-Ring; Dash Number: 129; Operating Temp Range: -22°F to 250°F.
N70
N70 Bulk Packaged O-Ring: Buna-N, Round, 3/32 in C.S., 1 9/16 in I.D., 1,000 PK (MPN GR-N70129/1000). Key specifications — Durometer: 70A; Product Type: O-Ring; Dash Number: 129; Operating Temp Range: -22°F to 250°F.
N70 Bulk Packaged O-Ring: Buna-N, Round, 3/16 in C.S., 2 5/8 in I.D., 250 PK (MPN GR-N70334/250). Key specifications — Durometer: 70A; Product Type: O-Ring; Dash Number: 334; Operating Temp Range: -22°F to 250°F.
N70
N70 Bulk Packaged O-Ring: Buna-N, Round, 3/16 in C.S., 2 5/8 in I.D., 250 PK (MPN GR-N70334/250). Key specifications — Durometer: 70A; Product Type: O-Ring; Dash Number: 334; Operating Temp Range: -22°F to 250°F.
N70 Bulk Packaged O-Ring: Buna-N, Round, 3/32 in C.S., 5 1/2 in I.D., 500 PK (MPN GR-N70161/500). Key specifications — Durometer: 70A; Product Type: O-Ring; Dash Number: 161; Operating Temp Range: -22°F to 250°F.
N70
N70 Bulk Packaged O-Ring: Buna-N, Round, 3/32 in C.S., 5 1/2 in I.D., 500 PK (MPN GR-N70161/500). Key specifications — Durometer: 70A; Product Type: O-Ring; Dash Number: 161; Operating Temp Range: -22°F to 250°F.
N70 Bulk Packaged O-Ring: Buna-N, Round, 1/16 in C.S., 1 5/8 in I.D., 2,500 PK (MPN GR-N70030/2500). Key specifications — Durometer: 70A; Product Type: O-Ring; Dash Number: 030; Operating Temp Range: -22°F to 250°F.
N70
N70 Bulk Packaged O-Ring: Buna-N, Round, 1/16 in C.S., 1 5/8 in I.D., 2,500 PK (MPN GR-N70030/2500). Key specifications — Durometer: 70A; Product Type: O-Ring; Dash Number: 030; Operating Temp Range: -22°F to 250°F.
N70 Bulk Packaged O-Ring: Buna-N, Round, 3/16 in C.S., 1 1/16 in I.D., 500 PK (MPN GR-N70319/500). Key specifications — Durometer: 70A; Product Type: O-Ring; Dash Number: 319; Operating Temp Range: -22°F to 250°F.
N70
N70 Bulk Packaged O-Ring: Buna-N, Round, 3/16 in C.S., 1 1/16 in I.D., 500 PK (MPN GR-N70319/500). Key specifications — Durometer: 70A; Product Type: O-Ring; Dash Number: 319; Operating Temp Range: -22°F to 250°F.
N70 Bulk Packaged O-Ring: Buna-N, Round, 3/16 in C.S., 2 1/8 in I.D., 250 PK (MPN GR-N70330/250). Key specifications — Durometer: 70A; Product Type: O-Ring; Dash Number: 330; Operating Temp Range: -22°F to 250°F.
N70
N70 Bulk Packaged O-Ring: Buna-N, Round, 3/16 in C.S., 2 1/8 in I.D., 250 PK (MPN GR-N70330/250). Key specifications — Durometer: 70A; Product Type: O-Ring; Dash Number: 330; Operating Temp Range: -22°F to 250°F.
N70 Bulk Packaged O-Ring: Buna-N, Round, 1/8 in C.S., 8 3/4 in I.D., 250 PK (MPN GR-N70269/250). Key specifications — Durometer: 70A; Product Type: O-Ring; Dash Number: 269; Operating Temp Range: -22°F to 250°F.
N70
N70 Bulk Packaged O-Ring: Buna-N, Round, 1/8 in C.S., 8 3/4 in I.D., 250 PK (MPN GR-N70269/250). Key specifications — Durometer: 70A; Product Type: O-Ring; Dash Number: 269; Operating Temp Range: -22°F to 250°F.
N70 Bulk Packaged O-Ring: Buna-N, Round, 3/32 in C.S., 6 3/4 in I.D., 500 PK (MPN GR-N70166/500). Key specifications — Durometer: 70A; Product Type: O-Ring; Dash Number: 166; Operating Temp Range: -22°F to 250°F.
N70
N70 Bulk Packaged O-Ring: Buna-N, Round, 3/32 in C.S., 6 3/4 in I.D., 500 PK (MPN GR-N70166/500). Key specifications — Durometer: 70A; Product Type: O-Ring; Dash Number: 166; Operating Temp Range: -22°F to 250°F.