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ADAPTER

Description & Features

This straight steel expander is an ADAPTER with a male NPTF thread of 1-11-1/2 and a female NPTF thread of 1/2-14. It is part of the 5405 series from Brennan Industries.

This adapter is designed to withstand a maximum dynamic pressure of 3,000 PSI. It is manufactured to meet SAE J476 standards for thread specifications.

SKU: 5405-16-08

Supplier Part Number (MPN): 5405-16-08

Alternate Part Numbers: C1DX70, MI-00326108, MINO-00028F67738

Specifications

Brand Brennan Industries Inc	Brand Brennan Industries	Pack Size 1.00	UOM EA	Supplier Part Number 5405-16-08	Product Weight 0.68 lbs

Product Questions & Answers (1)

Question by: Floyd J on Oct 19, 2025, 8:30 PM

got a 1-11-1/2 male nptf port and need to step down to 1/2-14 female nptf. is that what this 5405-16-08 does

Answer by: Customer Support on Oct 21, 2025, 10:04 AM

For adapting thread sizes, this one is a straight steel expander with a 1-11-1/2 Male NPTF on the B1 side and a 1/2-14 Female NPTF on the B2 side, both to SAE J476.