Part Number: 85.300.107
Category: Pressure Washer Accessories
Type: 1/4″ MNPT 4,000 PSI Brass Quick Connect Coupler

The 1/4″ MNPT 4,000 PSI Brass Quick Connect Coupler is engineered to provide a fast, secure, and leak-free connection for pressure washer hoses, spray guns, and wands. Rated for up to 4,000 PSI, this coupler delivers reliable performance for both residential and commercial pressure washing applications.

Featuring a 1/4″ MNPT (Male National Pipe Thread) connection, this fitting allows easy integration into existing pressure washer systems. The quick-connect design enables tool-free attachment and rapid accessory changes, improving efficiency during cleaning operations.

Constructed from solid brass, this coupler offers excellent corrosion resistance and long-lasting durability, even when exposed to water, detergents, and demanding work environments.

Key Features

• Rated for up to 4,000 PSI working pressure

• 1/4″ MNPT (Male National Pipe Thread) connection

• Quick-connect design for easy, tool-free setup

• Solid brass construction for durability and corrosion resistance

• Provides a secure, leak-free connection under pressure

• Compatible with most pressure washer systems and accessories

Typical Applications

• Residential and commercial power washing systems

• Hose, wand, and spray gun connections

• Vehicle, equipment, and surface cleaning

• Construction and maintenance operations

• Facility and property upkeep