Mosmatic DYF Rotary Swivel Union – 1/4″ NPTF to G3/8″ Metric

Description

The Mosmatic 58.063 DYF is a high-pressure rotary swivel featuring a 1/4″ NPTF (female) inlet and a G3/8″ BSPP (male) outlet, making it ideal for systems requiring NPT-to-BSP conversion.

Constructed from nickel-plated brass, this swivel supports pressures up to 4000 psi, featuring a carbide seal system, sealed bearings, and weep holes to alert users in case of seal failure. Its robust build and smooth 360° rotation make it ideal for pressure washing systems and rotating cleaning equipment.

Applications

• Pressure washer spray guns and booms

• Rotating nozzles with BSPP output

• Car wash systems

• Surface cleaners

• Systems needing NPT-to-G thread interface

Features

• Rated up to 4000 psi

• BSPP male outlet for compatibility with European systems

• Maintenance-free sealed swivel

• Carbide seal with weep hole failure indicator

• Nickel-plated brass body with stainless steel internals

• 360° full rotation for hose relief and flexibility

Specs

Product Type: High-pressure swivel – DYF
Part Number: 58.063
Pressure: 4000 psi
Temperature: 250°F
RPM: max. 2,000 rpm
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: Carbide
Throughput / Medium: pH 3–12 / filtered 10 microns / compressed air (290 psi)
Thread In (G1): 1/4″ NPTF
Thread Out (G2): G3/8″ M
Nominal Width (NW): 1/4″
Wrench Size 1 (SW1): 0.87″
Wrench Size 2 (SW2): 0.75″
Diameter (D): 2.36″
Length 1 (L1): 1.49″
Length 2 (L2): 0.39″
Weight: 13.5 oz

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