Mosmatic DG-GI swivel rotary union model 33.163 with dual-thread compatibility: G1 3/8″ NPTF on one side and G2 G3/8″ metric on the other

Description

The Mosmatic DGG Swivel 33.163 is a high-quality, nickel-plated brass swivel engineered for demanding high-pressure and self-rotating cleaning applications. Designed with precision and durability in mind, it features a triple bearing system (2x radial ball bearings and 1x thrust bearing) for optimized rotational performance and longevity.

This swivel includes a reliable O-ring NBR seal system, with optional upgrades to EPDM or FKM seals for enhanced chemical resistance. Built to be corrosion-resistant and maintenance-free, the DGG 33.163 is ideal for both stationary and rotating systems.

Applications:

• High-pressure cleaning equipment

• Self-rotating surface cleaners

• Parts washers

• Tire and underbody cleaning systems

• Industrial wash systems

Key Features:

• Material: Brass, nickel plated

• Seal System: O-ring NBR (optional EPDM or FKM)

• Bearings: Triple system – 2x radial, 1x thrust

• Thread IN (G1): 3/8″ NPTF

• Thread OUT (G2): G3/8″ M

• Overall Diameter: 1.34″

• Overall Length: 2.59″

• Nominal Width (NW): 1/4″

• Wrench Size (SW): 0.87″

• Max Pressure: 4000 PSI

• Max RPM: 1000

• Max Temperature:

  • 90°F at 1000 RPM

  • 250°F at 30 RPM

• Mounting: Bulkhead fitting

• Operation: Maintenance-free

Specs 

Pressure: 4000 psi (27.5 MPa)

Temperature: 90°F at 1000 RPM, 250°F at 30 RPM

RPM: max 1,000 rpm

Material Type: Brass, Nickel plated

Inner Part: Stainless steel

Seal: O-ring NBR (optional: EPDM or FKM)

Throughput/medium: ph 3-12 / filtered 10 microns, compressed air (290 psi)

Thread In: G1 3/8″ NPTF

Thread Out: G2 G3/8″ M

Nominal Width (NW): 1/4″

Wrench Size 1 (SW1): 0.87″

Wrench Size 2 (SW2): 0.75″

Wrench Size 3 (SW3): 1.34″

Diameter (D) (overall diameter): 1.34″

Length 1 (L1) (overall length) : 2.59″

Length 2 (L2): 0.39″

Weight: 8.4 oz

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