Mosmatic DYF Swivel – 58.353 – 1/4" NPTF x 3/8" NPTM

The Mosmatic 58.353 DYF 90° Swivel is a high-pressure elbow-style swivel engineered for systems requiring angled redirection and a step-up connection. With a 1/4" NPTF (female) inlet and 3/8" NPTM (male) outlet, it’s ideal for integrating smaller hoses with larger fittings in compact or mobile setups.

This model features a nickel-plated brass body, carbide seal system, and sealed ball bearings to ensure smooth 360° rotation under up to 4000 psi. Integrated weep holes allow for proactive seal maintenance and protection.

Applications

• Pressure washer lances and booms

• Mobile surface cleaners and rotating arms

• Hose-to-gun step-up transitions

• Industrial and automotive cleaning setups

• Installations requiring angled output in limited space

Features

• 90° elbow swivel design

• Female 1/4" NPTF inlet to Male 3/8" NPTM outlet

• 360° full rotation for hose relief

• Carbide seal with visual failure indicator (weep holes)

• Durable, maintenance-free construction

• Nickel-plated brass body for corrosion resistance

• Ideal for step-up thread configuration in tight installs

Product Type: High-pressure elbow swivel – DYF 90°
Part Number: 58.353
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): 3/8" NPTM
Nominal Width (NW): 1/4"
Wrench Size 1 (SW1): 0.87"
Wrench Size 2 (SW2): 0.75"
Length 1 (L1): 1.49"
Length 2 (L2): 0.47"
Diameter (D): 2.36"
Weight: 13.0 oz