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06 BUNA O-RING

Description & Features

The 06 BUNA O-RING from Brennan Industries Inc is engineered for robust performance in demanding industrial applications. Fabricated from 90 durometer NBR it ensures a reliable seal with enhanced durability.

Featuring an internal diameter of 0.364 inches and a width of 0.070 inches this O-ring is part of the FS4000 series making it a versatile component for various types of machinery utilizing a 3/8 inch tube outer diameter.

**Supplier Part Number: FS4000-06**

Specifications

Brand Brennan Industries Inc	Brand Brennan Industries	Pack Size 1.00	UOM EA	Supplier Part Number FS4000-06	Product Weight 0.99 lbs

Product Questions & Answers (3)

Question by: Brett M on Jun 29, 2025, 5:55 PM

Reckon this'll fit a standard 3/8" tube setup alright?

Answer by: Customer Support on Jun 30, 2025, 6:55 PM

This 06 BUNA O-ring is designed specifically for use with 3/8 inch outer diameter tubes.

Question by: Freddie W on Nov 6, 2025, 9:59 AM

what's the inside diameter on this o-ring, and does it run with a 3/8 tube fitting setup?

Answer by: Customer Support on Nov 7, 2025, 2:07 PM

0.364 inches on the inside diameter, with a width of 0.070 inches. It's built for use with 3/8 inch tube outer diameter fittings, so if that's what you're working with, you're in the right place. It's part of Brennan's FS4000 series, supplier part number FS4000-06.

Question by: Gary R on Apr 28, 2025, 11:08 AM

got a face seal fitting for 3/8 tube, is this the right o-ring size or am i off?

Answer by: Customer Support on Apr 30, 2025, 8:26 AM

For a 3/8 inch tube OD face seal in the FS4000 series, this is the matching size. It has a 0.364 inch inside diameter and a 0.070 inch width, and the supplier part number is FS4000-06.