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Male Npt X Fixed Female Bspp

Description & Features

Designed for robust industrial applications, this steel adapter offers a reliable connection between a 1/4" male NPT fitting and a fixed female BSPP fitting. The straight shape ensures a streamlined connection, minimizing potential leaks. The Adaptall Male NPT x Fixed Female BSPP adapter features a precise 19mm wrench width and a compact length of 35.1mm, making it suitable for tight spaces. Its steel construction provides durability and resistance to corrosion, essential for maintaining efficiency in demanding environments.

Ideal for hydraulic systems, this adapter helps facilitate secure connections where different threading standards meet. Its compatibility with 1/4 - 18 NPTF on the male side and G 1/4 - 19 on the female side ensures versatility across various setups. Whether integrating new components or replacing existing ones, this adapter aids in maintaining seamless and efficient use.

SKU: 9037-04-04

Supplier Part Number (MPN): 9037-04-04

Specifications

CH Width 19mm	L Length 35.1mm	Adaptall Material Steel	Adaptall Shape Straight	Side 1 Callout 1/4 - 18 NPTF	Side 1 Gender M	Side 1 Size 1/4"	Side 1 Type Npt	Side 2 Callout G 1/4 - 19	Side 2 Gender F	Side 2 Size 1/4"	Side 2 Type Bspp	Brand Adaptall America	Brand Adaptall	Pack Size 1.00	UOM EA	Supplier Part Number 9037-04-04	Product Weight 0.10 lbs

Product Questions & Answers (2)

Question by: Jimmy C on Feb 16, 2026, 11:33 AM

Will this adapter hold up if I'm using it in a hydraulic system that runs pretty hot?

Answer by: Customer Support on Feb 18, 2026, 6:09 AM

Made from steel, this adapter is designed to withstand demanding industrial environments, including those with high temperatures. Its robust construction provides durability and resistance to corrosion, crucial for maintaining efficiency in hydraulic systems.

Question by: Bonnie G on Aug 29, 2025, 11:51 AM

got a hose end that’s 1/4-18 NPTF male, will this screw into a G 1/4-19 female port without adapters stacked up

Answer by: Customer Support on Aug 31, 2025, 8:00 AM

Thread-wise, it is meant to bridge those two standards in one piece. Side 1 is a 1/4 - 18 NPTF male and side 2 is a fixed female BSPP with G 1/4 - 19 threads.