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Quick Connect Socket 1/2" MNPT Brass – OEM Replacement Part

Original price $16.25 - Original price $16.25
Original price
$16.25
$16.25 - $16.25
Current price $16.25

Part Number: 4497
Category: Pressure Washer Fittings → Quick Connect Couplers → Quick Connect Sockets
Type: Straight-Through Brass Quick Connect Socket


The Quick Connect Socket 1/2" MNPT Brass is a heavy-duty OEM replacement coupler engineered for high-flow fluid transfer applications where maximum flow and minimal pressure loss are essential. Featuring a Series ST straight-through design, this coupler eliminates unnecessary flow restrictions, making it ideal for pressure washing systems, steam cleaning equipment, carpet cleaning machines, and other professional fluid transfer applications.


Key Features & Benefits

  • OEM-quality straight-through quick connect socket
  • Durable brass construction
  • Series ST smooth-bore design for maximum flow
  • Minimal pressure drop during operation
  • Ball-lock coupling mechanism
  • Manual connect and disconnect operation
  • 1/2" MNPT threaded connection
  • Corrosion-resistant brass body
  • Ideal for pressure washing and fluid transfer systems
  • Designed for commercial and industrial applications

Technical Specifications

Product Type: Quick Connect Socket / Coupler

Series: ST Straight-Through

Material: Brass

Thread Size: 1/2" MNPT

Thread Type: Male National Pipe Thread

Locking Mechanism: Ball Lock

Operation: Manual

Pressure Rating: 3400 PSI (with compatible steel plug)

Flow Path: Smooth Bore / Straight-Through

Application: High-Flow Fluid Transfer

OEM Replacement: Yes


Typical Applications

  • Pressure washer systems
  • Steam cleaning equipment
  • Carpet cleaning machines
  • Industrial fluid transfer systems
  • Wash-down equipment
  • Commercial cleaning systems
  • High-flow plumbing assemblies
  • Equipment maintenance and repairs
  • Professional cleaning operations

Performance Advantages

  • Straight-through design minimizes pressure loss
  • Smooth bore construction maximizes fluid flow
  • Ball-lock mechanism provides secure connections
  • Brass construction offers excellent corrosion resistance
  • Allows fast equipment changes and servicing
  • Suitable for high-flow cleaning applications
  • Improves overall system efficiency
  • Designed for demanding commercial environments
  • Provides reliable long-term performance

Maintenance Recommendations

  • Inspect the socket regularly for wear, corrosion, or damage.
  • Verify proper engagement with compatible plugs before operation.
  • Keep coupling surfaces clean and free of debris.
  • Replace worn components immediately.
  • Check threaded connections periodically for leaks.
  • Inspect couplings routinely and replace if excessive wear is present.
  • Never exceed the rated operating pressure of the coupling assembly.

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