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3/8 Indl Coupler 3/8 MNPTF, Steel 420770

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Description & Features

Designed for industrial compressed air and fluid transfer applications, the 3/8 Indl Coupler 3/8 MNPTF, Steel 420770 is a male-end industrial interchange coupler from Dixon Valve & Co. The 3/8-inch male NPTF thread provides a reliable, pressure-resistant connection suited for standard industrial quick-connect systems.

Steel construction gives this coupler durability in demanding shop and industrial environments where resistance to wear and mechanical stress is a practical requirement. The industrial interchange profile ensures broad compatibility with mating industrial-style couplers and fittings commonly found in manufacturing, maintenance, and assembly line setups.

SKU: 3FM3

Supplier Part Number (MPN): 3FM3

Alternate Part Numbers: MI-02075556, MINO-00647F31932

Specifications

Brand
DIXON
Connection Size 1
3/8 in
Connection Size 2
3/8 in
Connection Type
MNPT, Quick-Disconnect
Connection Type 1
Quick Disconnect
Connection Type 2
Male NPTF
Dimensions
1.06 in OD x 2.46 in L
Finish
Trivalent Chrome-Plated
Fitting Type
Coupler
For Use With
DQC J Series Automotive Plugs
Hex Size
7/8 in
Material
Steel
Material Construction
Steel
Maximum Operating Pressure
500 psi
Operating Temperature
-40 to 250 deg F
Series
F Series
Thread Size
3/8-18

Product Questions & Answers (1)

Question by: Chad A on Apr 19, 2025, 8:53 PM
Is this coupler gonna fit my existing air compressor setup without any fuss? Just need something that plays nice with what I already got.
Answer by: Customer Support on Apr 20, 2025, 9:02 PM
For standard industrial quick-connect systems, this coupler's 3/8-inch male NPTF thread should provide a reliable, pressure-resistant connection, making it broadly compatible with mating industrial-style couplers and fittings.

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