Mosmatic Swivel – 58.156 – 3/8" NPTF x 1/4" NPTM – DYFI – Stainless Steel – 4000 psi – 11.0 oz

The Mosmatic 58.156 DYFI Swivel is a corrosion-resistant stainless steel rotary swivel engineered for high-pressure systems requiring a 3/8" NPTF inlet and 1/4" NPTM outlet. It offers a reliable step-down connection and smooth 360° rotation with minimal maintenance, even in harsh environments.

With a pressure rating of 4000 psi, a carbide seal system, and weep hole seal failure indicators, this swivel is ideal for food-grade, chemical, and aggressive fluid applications.

Applications

• Food processing or marine cleaning systems

• Pressure washers with stainless steel specs

• Chemical wash bays

• Spray systems with size transition from 3/8" to 1/4"

Features

• Stainless steel body and internals

• Maintenance-free, sealed construction

• Carbide seal with visual failure detection

• Step-down connection: 3/8" NPTF to 1/4" NPTM

• Rated up to 4000 psi

Product Type: High-pressure swivel – DYFI
Part Number: 58.156
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" NPTM
Nominal Width (NW): 1/4"
Wrench Size 1 (SW1): 0.87"
Wrench Size 2 (SW2): 0.67"
Diameter (D): 2.36"
Length 1 (L1): 1.45"
Length 2 (L2): 0.43"
Weight: 11.0 oz