Mosmatic Swivel – 58.157 – 3/8" NPTF x 1/4" NPTF – DYFI – Stainless Steel – 4000 psi – 11.0 oz

Mosmatic Swivel – 58.157 – 3/8" NPTF x 1/4" NPTF – DYFI – Stainless Steel – 4000 psi – 11.0 oz

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The Mosmatic 58.157 DYFI Swivel is a stainless steel female-to-female rotary union built for high-pressure cleaning systems in harsh, corrosive, or hygienic environments. It features a 3/8" NPTF inlet and 1/4" NPTF outlet, offering a step-down connection with 360° rotation.

Rated for 4000 psi, this swivel includes a carbide seal, sealed ball bearings, and weep holes for early seal failure warning. It is ideal for professional-grade or industrial installations.

Applications

  • Food-safe and sanitary cleaning systems

  • Chemical or marine washdowns

  • Step-down hose transitions in high-pressure equipment

  • Rotating nozzle assemblies and tool connections

Features

  • Stainless steel body and core

  • Female x Female swivel: 3/8" to 1/4" NPTF

  • Maintenance-free design with weep hole alerts

  • 360° rotation

  • Pressure rated to 4000 psi

Mosmatic Legend

Product Type: High-pressure swivel – DYFI
Part Number: 58.157
Pressure: 4000 psi
Temperature: 250°F
RPM: max. 2,000 rpm
Material Type: Stainless steel
Inner Part: Stainless steel
Seal: Carbide
Throughput / Medium: pH 3–12 / filtered 10 microns / compressed air (290 psi)
Thread In (G1): 3/8" NPTF
Thread Out (G2): 1/4" NPTF
Nominal Width (NW): 1/4"
Wrench Size 1 (SW1): 0.87"
Wrench Size 2 (SW2): 0.75"
Diameter (D): 2.36"
Length (L1): 1.65"
Weight: 11.0 oz

Mosmatic Ceiling Boom Z Series Main Diagram

 

Mosmatic Legend