Mosmatic Swivel – 54.663 – 3/8" NPTF x G3/8" M

$989.00 USD $890.00 USD

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Description

The Mosmatic 54.663 Swivel is a professional-grade 360° rotary union engineered for high-pressure systems up to 5000 psi. With a 3/8" NPTF female inlet and a G3/8" male outlet, this model is ideal for setups requiring compatibility between NPT and BSPP (G-thread) components.

This swivel is widely used in pressure washer lances, reels, and rotating arms, where its sealed bearing system, nickel-plated brass housing, and stainless steel internal parts ensure smooth, long-lasting rotation—even under continuous use in harsh environments.

Applications

  • Pressure washer guns and reels

  • Car wash systems and bays

  • Hose booms and rotating connections

  • Surface cleaners and spray wands

  • Industrial fluid systems with mixed-thread connections

 

Features

  • Full 360° rotation

  • Rated up to 5000 psi

  • 3/8" NPTF (F) inlet x G3/8" (M) outlet

  • Lightweight and compact (2.56 oz)

  • Nickel-plated brass body with stainless steel internals

  • Reduces hose wear and prevents kinks

  • Maintenance-free, sealed bearing design

Mosmatic Legend

Specs

Part Number: 54.663
Max Pressure: 5000 psi
G1 (Female Inlet): 3/8" NPTF
G2 (Male Outlet): G3/8" M
Nominal Width (NW): 3/8"
Spanner Size (SW1): 0.63
Length L1: 2.87"
Total Length (L2): 4.29"
Rotating Section (L3): 0.47"
Diameter D1: 2.17"
Diameter D2: 0.79
Weight: 2.56 oz
Body Material: Nickel-plated brass
Internal Material: Stainless steel
Seal Type: O-ring (NBR or Viton depending on application)
Temperature: Up to 250°F

Mosmatic Ceiling Boom Z Series Main Diagram

Mosmatic Legend

FAQs

We stock most items in our large distribution facility located in North Carolina. Occasionally, to speed things up, we may drop-ship directly from one of our manufacturing partners.

Order Processing Times:

  • Small Parcel Orders placed before 12:00 PM (Noon ET) are typically processed within 24 business hours.
  • Freight Orders are usually fulfilled within 72 business hours (3 business days).

That said, actual turnaround times can vary depending on order volume. Sometimes we’re faster — sometimes it takes a bit longer.

Need it fast? Please choose an expedited shipping option at checkout. You’re also welcome to contact us — we’ll do our best to work some magic on our end to get your order out ASAP.

You're always welcome to stop by our showroom at 1000 North Horner Blvd, Sanford, NC 27330 to see our systems. We’d love to see you and answer any questions!

We’ve partnered with a variety of lenders to offer flexible payment solutions — including equipment leasing and Buy Now, Pay Later options.

Click here to learn more. It’s fast, easy, and designed to fit your budget!