Mosmatic DY-G Series Rotary Union Swivel – Model 57154, featuring G1 and G2 ports both with 3/8″ NPTF threading for high-pressure fluid transfer

Description

The Mosmatic DYG Swivel 57.154 is a precision-engineered, maintenance-free swivel designed for high-pressure, self-rotating cleaning systems. Built from durable brass and finished with a corrosion-resistant nickel plating, this swivel is ideal for demanding industrial and commercial environments. It features a triple bearing system—two radial ball bearings and one thrust ball bearing—for smooth and stable rotation. The integrated carbide seal system ensures maximum leak protection, while the bulkhead fitting provides secure and stationary mounting.

Applications

• Surface cleaners

• Parts washers

• Tire and wheel cleaning systems

• High-pressure rotary cleaning equipment

• Industrial and commercial cleaning systems

Key Features

• Nickel-plated brass construction for corrosion resistance and durability

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

• Carbide seal system for long-lasting, leak-proof performance

• Maintenance-free design

• Bulkhead fitting for secure fixed installation

• Thread IN: 3/8″ NPTF | Thread OUT: 3/8″ NPTF

• Max Pressure: 4000 PSI

• Max RPM: 2000

• Max Temperature: 250°F

• Overall Diameter: 1.34″

• Overall Length: 3.42″

• Nominal Width (NW): 1/4″

• Wrench Size (SW): 0.87″

Specs 

Pressure: 4000 psi

Temperature: 250°

RPM: max 2,000 rpm

Material Type:

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″ NPTF

Nominal Width (NW): 1/4″

Wrench Size 1 (SW1): 0.87″

Wrench Size 2 (SW2): 0.87″

Wrench Size 3 (SW3): 1.34″

 Diameter (D) (overall diameter): 1.34″

Length 1 (L1) (overall length) : 3.42

Length 2 (L2): 

Weight: 8.2 oz

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