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Pressure Washer Parts & Accessories

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Original price $616.99 - Original price $616.99
Original price
$616.99
$616.99 - $616.99
Current price $616.99

Mi-T-M 851-0420 Pressure Washer Hose – Assy - Hose W/Qc 7200 Psi

Mi-T-M
In stock

Pressure Washer Hose – Assy - Hose W/Qc 7200 Psi. Genuine Mi-T-M factory part. Check fitment against your equipment's parts diagram or operator man...

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Original price $616.99 - Original price $616.99
Original price
$616.99
$616.99 - $616.99
Current price $616.99
Original price $463.99 - Original price $463.99
Original price
$463.99
$463.99 - $463.99
Current price $463.99

Mi-T-M 851-0317 Pressure Washer Hose – 3/8x50' 6000psi R2 Gray

Mi-T-M
In stock

Pressure Washer Hose – 3/8x50' 6000psi R2 Gray. Genuine Mi-T-M factory part. Check fitment against your equipment's parts diagram or operator manua...

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Original price $463.99 - Original price $463.99
Original price
$463.99
$463.99 - $463.99
Current price $463.99
Original price $637.99 - Original price $637.99
Original price
$637.99
$637.99 - $637.99
Current price $637.99

Mi-T-M 851-0089 Pressure Washer Hose – Assy 1/2" X 50' 4500psi

Mi-T-M
In stock

Pressure Washer Hose – Assy 1/2" X 50' 4500psi. Genuine Mi-T-M factory part. Check fitment against your equipment's parts diagram or operator manua...

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Original price $637.99 - Original price $637.99
Original price
$637.99
$637.99 - $637.99
Current price $637.99
Original price $434.99 - Original price $434.99
Original price
$434.99
$434.99 - $434.99
Current price $434.99

Mi-T-M 851-0006 Pressure Washer Hose – 3/8x50' 4500psi R2 Gray

Mi-T-M
In stock

Pressure Washer Hose – 3/8x50' 4500psi R2 Gray. Genuine Mi-T-M factory part. Check fitment against your equipment's parts diagram or operator manua...

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Original price $434.99 - Original price $434.99
Original price
$434.99
$434.99 - $434.99
Current price $434.99
Original price $367.99 - Original price $367.99
Original price
$367.99
$367.99 - $367.99
Current price $367.99

Mi-T-M 851-0338 Pressure Washer Hose – 3/8x50' 4000psi R1 Gray

Mi-T-M
In stock

Pressure Washer Hose – 3/8x50' 4000psi R1 Gray. Genuine Mi-T-M factory part. Check fitment against your equipment's parts diagram or operator manua...

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Original price $367.99 - Original price $367.99
Original price
$367.99
$367.99 - $367.99
Current price $367.99
Original price $181.99 - Original price $181.99
Original price
$181.99
$181.99 - $181.99
Current price $181.99

Mi-T-M 15-0277 Pressure Washer Hose – 3/8x25' 4000psi Black

Mi-T-M
In stock

Pressure Washer Hose – 3/8x25' 4000psi Black. Genuine Mi-T-M factory part. Check fitment against your equipment's parts diagram or operator manual ...

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Original price $181.99 - Original price $181.99
Original price
$181.99
$181.99 - $181.99
Current price $181.99
Original price $236.99 - Original price $236.99
Original price
$236.99
$236.99 - $236.99
Current price $236.99

Mi-T-M 15-0270 Pressure Washer Hose – 3/8x50' 4000psi R1 Black

Mi-T-M
In stock

Pressure Washer Hose – 3/8x50' 4000psi R1 Black. Genuine Mi-T-M factory part. Check fitment against your equipment's parts diagram or operator manu...

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Original price $236.99 - Original price $236.99
Original price
$236.99
$236.99 - $236.99
Current price $236.99
Original price $160.99 - Original price $160.99
Original price
$160.99
$160.99 - $160.99
Current price $160.99

Mi-T-M AW-0050-0176 Pressure Washer Hose – 5/16x23' 4000psi Black

Mi-T-M
In stock

Pressure Washer Hose – 5/16x23' 4000psi Black. Genuine Mi-T-M factory part. Check fitment against your equipment's parts diagram or operator manual...

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Original price $160.99 - Original price $160.99
Original price
$160.99
$160.99 - $160.99
Current price $160.99

Pressure Washer Parts and Accessories for Commercial Machines

A commercial pressure washer is a pump, a frame and a set of wear parts. The pump and frame last years. The wear parts do not, and a machine sitting idle for want of a twelve dollar o-ring costs more in lost hours than a shelf of spares would have. This range covers pump components and repair parts, valves, hoses, guns and wands, nozzles, and fittings.

Diagnose Before Replacing the Expensive Part

Lost pressure is the most common complaint and the pump is the most commonly blamed component, usually wrongly. Work outward from cheapest to costliest: a worn nozzle erodes wider and drops pressure in a way that mimics pump wear exactly. A blocked inlet filter starves the pump. A failing unloader valve dumps flow that should be reaching the gun. Only when those are ruled out does a pump rebuild make sense. Adjusting the unloader to chase pressure lost to a worn nozzle is how a cheap problem becomes a replacement pump.

Stock the Parts That Stop Work

Not all wear parts are equal in consequence. O-rings, nozzles, quick connect couplers and trigger guns are inexpensive and each one, when it fails, stops a crew completely. Pump repair kits and unloader valves cost more and fail less often, but the lead time on an unstocked one is measured in days of downtime. Frame parts, brackets and covers can wait. Keeping the first group on the shelf is the cheapest downtime insurance available for a machine in daily use.

Match Parts to the Machine, Not to What Looks Similar

Pressure and temperature ratings are the two that get overlooked. A part rated for a 3000 PSI cold water machine may physically fit a 5000 PSI hot water unit and fail under it, sometimes in an operator's hand. Thread standards compound the problem, because M22, NPT and BSP are close enough in size to start together without sealing. Check the model number on the machine plate against the part before ordering.

Cold weather adds one more failure mode. Water left in a pump through a hard freeze cracks the head, and that is a repair that dwarfs the cost of the winterizing fitting that would have prevented it.

Related: Pressure Washer Hoses, Pressure Washer Nozzles, Pressure Washer Guns & Wands, Pressure Washer Fittings & Couplers, Commercial Pressure Washers.

Frequently Asked Questions

Why is my pressure washer losing pressure?
Check cheapest first. A worn nozzle erodes wider and drops pressure in a way that looks exactly like pump wear. Then check the inlet filter for blockage and the unloader valve for bypass. Only then consider the pump.
Which pressure washer parts should I keep in stock?
O-rings, nozzles, quick connect couplers and trigger guns. Each is inexpensive and each one stops a crew when it fails. Unloader valves and pump repair kits fail less often but carry long lead times if not stocked.
Will parts from a cold water machine fit a hot water one?
They may fit physically and still fail under heat. Seals and some brass fittings are rated cold-water-only. Match both the pressure and temperature rating on the part to the machine.
How do I find the right part for my pressure washer?
Use the model number from the machine plate rather than matching by appearance. Thread standards like M22, NPT and BSP are close enough in size to start together without sealing.
What causes a cracked pump head?
Water left in the pump through a hard freeze. Drawing antifreeze through with a winterizing fitting before storage prevents it, at a fraction of the repair cost.

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