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04 JIC CAP NUT

Description & Features

Crafted from straight steel the 04 JIC Cap Nut by Brennan Industries Inc boasts resilience and efficiency under high-pressure conditions. Designed for rigorous applications it accommodates a maximum dynamic pressure of up to 7 500 psi. With an overall length of 0.590 mm and a C Hex size of 0.562 mm this cap nut offers reliable performance in demanding environments.

The female JIC SAE 37-degree flare thread adhering to SAE J514 specification ensures secure and precise threading for tube OD 1/4 connections. Engineered for durability and exact fit this cap nut enhances system integrity and function.

Supplier Part Number: 0304-C-04

California Residents: PROP-65 WARNING

Specifications

Brand Brennan Industries Inc	Brand Brennan Industries	Pack Size 1.00	UOM EA	Supplier Part Number 0304-C-04	Product Weight 0.03 lbs

Product Questions & Answers (2)

Question by: Carl P on Jul 30, 2025, 9:55 PM

Reckon this cap'll hold up okay in a hydraulic system pushin' about 7,500 psi? Don't wanna get no blowouts.

Answer by: Customer Support on Aug 1, 2025, 10:11 AM

Designed to handle dynamic pressure up to 7,500 psi, this cap nut should give you reliable performance in demanding hydraulic systems.

Question by: Darryl G on Jul 28, 2025, 10:41 AM

got a 1/4 tube setup with a 37 degree flare, is this the right cap nut for that?

Answer by: Customer Support on Jul 30, 2025, 6:42 AM

For a 1/4 inch tube OD connection that uses a female JIC SAE 37 degree flare, this cap nut matches that setup. The thread spec is SAE J514 with a 7/16-20 thread (B1).