22mm Screw Coupler x 3/8" Quick Connect Plug Adapter – OEM Replacement Part

Part Number: 6322
Category: Pressure Washer Fittings → Hose Adapters → Quick Connect Adapters
Type: Brass 22mm Screw Coupler to 3/8" Quick Connect Plug Adapter

The 22mm Screw Coupler x 3/8" Quick Connect Plug Adapter is a durable OEM replacement fitting designed to convert pressure washer equipment with a 22mm threaded coupler connection to a 3/8" quick connect plug configuration. Manufactured from high-quality brass, this adapter provides excellent corrosion resistance, dependable sealing performance, and long service life in residential, commercial, and industrial pressure washing applications.

Key Features & Benefits

• OEM-quality pressure washer adapter
• Durable brass construction
• Converts 22mm threaded connections to 3/8" quick connect systems
• Integrated 3/8" industry-standard quick connect plug
• Precision-machined for secure fitment
• Corrosion-resistant design
• Leak-resistant sealing performance
• 14mm yoke configuration
• Fast tool-free connection and disconnection
• Ideal for equipment upgrades and plumbing conversions

Technical Specifications

Product Type: Quick Connect Adapter

Material: Brass

Connection 1: 22mm Screw Coupler

Yoke Size: 14mm

Connection 2: 3/8" Quick Connect Plug

Quick Connect Style: Industry Interchangeable

Maximum Pressure: 4000 PSI

Maximum Temperature: 250°F

Manufacturer: Gladiator

Application: Pressure Washer Hose & Accessory Connections

OEM Replacement: Yes

Typical Applications

• Pressure washer hose conversions
• Quick connect upgrades
• Spray gun installations
• Pressure washer plumbing modifications
• Hose assembly connections
• Equipment repairs and maintenance
• Commercial pressure washer systems
• Residential pressure washer upgrades
• Accessory and fitting conversions

Performance Advantages

• Converts threaded connections to convenient quick connect systems
• Allows rapid accessory changes without tools
• Brass construction provides excellent corrosion resistance
• Delivers secure, leak-resistant connections
• Supports high-pressure cleaning applications
• Simplifies equipment setup and maintenance
• Maintains efficient water flow and system performance
• Compatible with industry-standard 3/8" quick connect couplers
• Built for reliable long-term performance

Maintenance Recommendations

• Inspect the adapter regularly for wear, corrosion, or damage.
• Verify proper engagement with compatible quick connect sockets before operation.
• Check threaded and sealing surfaces for leaks.
• Replace worn O-rings or damaged fittings as needed.
• Keep connection surfaces clean and free of debris.
• Periodically inspect the fitting during routine equipment maintenance.