Mi-T-M 16-0441 Spray Gun & Wand Assembly – Genuine OEM Replacement 4500 PSI Trigger Gun with 3/8" NPT Inlet

Part Number: 16-0441
Category: Pressure Washer Parts & Accessories → Spray Components → Trigger Gun & Wand Assemblies
Type: Mi-T-M 16-0441 Spray Gun & Wand Assembly – Genuine OEM Replacement 4500 PSI Trigger Gun with 3/8" NPT Inlet

The Mi-T-M 16-0441 Spray Gun & Wand Assembly is a genuine OEM replacement high-pressure spray assembly designed for compatible Mi-T-M pressure washers. Rated for pressures up to 4500 PSI and equipped with a 3/8-inch NPT inlet, this assembly provides controlled water delivery between the high-pressure hose and spray nozzle. Manufactured to original equipment specifications, it helps restore dependable trigger control, accurate spray direction, and professional pressure-washing performance.

Key Features & Benefits

• Part Number: 16-0441
• Genuine OEM Mi-T-M replacement assembly
• Complete pressure washer trigger gun and wand
• Maximum pressure rating of 4500 PSI
• 3/8-inch NPT inlet connection
• Provides controlled high-pressure water delivery
• Helps direct the spray toward the cleaning surface
• Restores proper trigger-gun and wand functionality
• Replaces a leaking, worn, cracked, or damaged assembly
• Designed for compatible Mi-T-M pressure washers
• Suitable for professional cleaning applications
• Manufactured to original equipment specifications

Technical Specifications

• Part Number: 16-0441
• Manufacturer: Mi-T-M
• Product Type: Spray Gun & Wand Assembly
• Component Type: Pressure Washer Trigger Gun and Lance
• Maximum Pressure: 4500 PSI
• Inlet Connection: 3/8-Inch NPT
• Application: High-pressure water delivery and spray control
• Installation Location: Between the high-pressure hose and spray nozzle
• OEM Part: Yes
• Quantity: One Complete Assembly

Compatible Applications

The Mi-T-M 16-0441 Spray Gun & Wand Assembly is designed for select:

• Mi-T-M pressure washers
• Compatible high-pressure hoses
• Commercial and industrial pressure-washing systems
• Professional equipment-cleaning applications
• Pressure washer repair and maintenance
• Equipment requiring OEM assembly 16-0441

Always verify the pressure-washer model, serial number, operating pressure, flow rate, hose connection, 3/8-inch NPT inlet requirement, nozzle connection, temperature rating, parts diagram, and original part number before ordering.

Function of the Spray Gun & Wand Assembly

The 16-0441 Spray Gun & Wand Assembly is designed to:

• Control the release of pressurized water
• Carry water from the high-pressure hose to the spray nozzle
• Direct the high-pressure spray toward the cleaning surface
• Provide operator control over water delivery
• Support accurate pressure-washing applications
• Connect to compatible hoses through the 3/8-inch NPT inlet
• Restore proper spray-gun and wand functionality
• Replace a leaking, worn, damaged, or malfunctioning assembly

A correctly matched spray assembly is essential for safe pressure control, secure connections, and dependable pressure-washer operation.

Common Signs Replacement Is Needed

Replace the spray gun and wand assembly if you notice:

• Water leaking from the gun body, wand, or fittings
• Trigger sticks, binds, or fails to shut off
• Cracked or damaged trigger-gun housing
• Bent, corroded, or damaged spray lance
• Worn or damaged inlet threads
• Excessive movement between assembled components
• Reduced or inconsistent spray performance
• Water continues flowing after the trigger is released
• Assembly no longer safely supports the operating pressure
• Damage caused by impact, freezing, excessive heat, or chemicals

Spray problems may also result from a clogged nozzle, restricted hose, worn pump, malfunctioning unloader, or inadequate water supply. Inspect the complete pressure-washer system before assuming the gun and wand assembly is the only cause.

Installation & Service Notes

• Shut down the pressure washer and turn off the water supply.
• Disconnect the power source or spark-plug wire when applicable.
• Squeeze the existing trigger gun to release trapped system pressure.
• Allow the engine, pump, hose, and hot components to cool completely.
• Disconnect the existing gun assembly from the high-pressure hose.
• Inspect the hose fitting, threads, seals, and related connections.
• Confirm that the replacement assembly matches all required ratings and fittings.
• Apply only the manufacturer-approved thread sealant where specified.
• Connect the high-pressure hose securely to the 3/8-inch NPT inlet.
• Install the correctly sized and rated spray nozzle.
• Confirm that every fitting is properly tightened and fully engaged.
• Turn on the water supply and inspect all connections for leakage.
• Point the wand in a safe direction before starting the pressure washer.
• Test trigger and shutoff operation at low pressure when possible.

Important: The 4500 PSI rating is the assembly’s maximum rated pressure and must not be exceeded. The gun, wand, hose, fittings, and nozzle must meet or exceed the pressure washer’s operating pressure, flow rate, and temperature requirements. Never install, disconnect, or service high-pressure components while the system is operating or pressurized.

Safety Recommendations

• Never point the spray gun at people, animals, electrical equipment, or fragile surfaces.
• Always engage the trigger safety lock when the gun is unattended.
• Never wire, tie, or otherwise secure the trigger in the open position.
• Wear eye protection, gloves, closed-toe footwear, and suitable protective clothing.
• Maintain stable footing and hold the spray gun securely during operation.
• Expect significant reaction force when the trigger is pulled.
• Keep hands and other body parts away from the high-pressure spray.
• Never check for leaks using your fingers or skin.
• Do not operate the assembly if the trigger or shutoff mechanism is damaged.
• Seek immediate medical care for any high-pressure injection injury.

Maintenance Recommendations

• Inspect the trigger gun, wand, and fittings before each use.
• Check for cracks, corrosion, leaks, binding, and loose connections.
• Inspect the 3/8-inch NPT inlet threads for wear or damage.
• Keep fittings and nozzle connections free of dirt and debris.
• Replace damaged seals and O-rings with approved components.
• Flush the assembly with clean water after chemical application.
• Release trapped pressure before storage or service.
• Drain all water before exposure to freezing temperatures.
• Store the gun and wand in a clean, dry, protected location.
• Do not use the assembly as a lever or striking tool.
• Use genuine OEM replacement parts to maintain proper fit, pressure compatibility, and dependable pressure-washer operation.