The Mosmatic 54.063 Swivel is a high-performance rotary union designed for use in high-pressure cleaning and fluid handling systems up to 5000 psi. This swivel features a 1/4″ NPTF female inlet and a G3/8″ male outlet, making it an ideal solution when connecting components with mixed thread types.
The 360 swivel action helps reduce hose twisting, operator fatigue, and wear on connected components. Manufactured with a nickel-plated brass body, stainless steel internal components, and high-quality ball bearings, it ensures smooth rotation and extended service life under demanding conditions.
Applications
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Pressure washer spray guns and lances
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High-pressure hose reels
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Car wash booms and bays
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Mobile cleaning systems
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Industrial wash-down and fluid transfer lines
Features
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360 full-rotation swivel
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Rated up to 5000 psi
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Compact and lightweight at only 2.54 oz
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Mixed threading: 1/4″ NPTF (F) x G3/8″ (M)
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Smooth operation with precision bearings
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Durable nickel-plated brass housing
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Sealed system for long-term performance
Specs
Part Number: 54.063
Max Pressure: 5000 psi
G1 (Female Inlet): 1/4″ NPTF
G2 (Male Outlet): G3/8″ M
Nominal Width (NW): 1/4″
Spanner Size (SW1): 0.63
Length L1: 2.80″
Total Length (L2): 4.21″
Rotating Section (L3): 0.47″
Diameter D1: 2.17″
Diameter D2: 0.79
Weight: 2.54 oz
Body Material: Nickel-plated brass
Internal Material: Stainless steel
Seal Type: O-ring (NBR or Viton depending on application)
Temperature: Up to 250F








