Skip to the beginning of the images gallery

BRENNAN FITTING SS

Description & Features

A straight stainless steel adapter from Brennan Industries, this fitting connects a 7/8-14 Male SAE O-Ring Boss thread (per SAE J514) on one end to a 1/2-14 Male NPTF thread (per SAE J476) on the other. The stainless steel construction makes it well suited for hydraulic circuits where corrosion resistance is a priority. An NBR O-ring provides the seal at the ORB end, ensuring a reliable, leak-resistant connection under working conditions.

Part of Brennan's 6401-O series, this fitting has an overall length of 1.650 inches and is designed for straight inline adaptation between ORB and NPTF ported components. California residents should note that this product is subject to a Proposition 65 warning.

SKU: 6401-10-08-O-SS

Supplier Part Number (MPN): 6401-10-08-O-SS

Specifications

Brand Brennan Industries Inc	Brand Brennan Industries	Pack Size 1.00	UOM EA	Supplier Part Number 6401-10-08-O-SS	Product Weight 0.19 lbs

Product Questions & Answers (1)

Question by: Randy D on Dec 10, 2025, 2:46 PM

What's the overall length of this fitting? Gotta make sure it'll fit in the space I got.

Answer by: Customer Support on Dec 11, 2025, 7:52 PM

The overall length of this Brennan fitting is 1.650 inches. That dimension might help you double-check your space.