Mosmatic Rotary Unions - 56.158 - G1 3/8"NPTF G2 3/8"NPTM

The Mosmatic DYLI Swivel 56.158 is a high-performance stainless steel swivel engineered for high-speed, high-pressure cleaning systems. Built for durability and precision, this swivel is ideal for use in parts washers, tire cleaners, and rotary cleaning equipment. It features a triple bearing system—two radial ball bearings and one thrust bearing—for smooth, stable rotation, even under extreme conditions. The integrated carbide seal system provides superior leak protection, while the stainless steel construction ensures maximum corrosion resistance. With a bulkhead fitting for secure installation, this swivel is maintenance-free and built for long-term use.

Applications

• High-pressure cleaning equipment

• Parts washers

• Tire and wheel cleaning systems

• High-speed rotary spray tools

• Industrial and commercial cleaning applications

Key Features

• Corrosion-resistant stainless steel body

• Triple bearing system: 2x radial, 1x thrust ball bearing

• Carbide seal system for long-lasting sealing and performance

• Maintenance-free design for continuous use

• Bulkhead fitting for secure, stationary mounting

• Thread IN: 3/8” NPTF | Thread OUT: 3/8” NPTM

• Max Pressure: 4000 PSI

• Max RPM: 2000

• Max Temperature: 250°F

• Overall Diameter: 0.98”

• Overall Length: 3.14”

• Nominal Width (NW): 1/4”

• Wrench Size (SW): 0.87”

Pressure: 4000 psi

Temperature: 250°

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 3/8” NPTM

Nominal Width (NW): 1/4”

Wrench Size 1 (SW1): 0.87"

Wrench Size 2 (SW2): 0.75"

Length 1 (L1) (overall length) : 3.14

Length 2 (L2): 0.47

Diameter (D1): 0.98

Weight: 7.5 oz