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Pressure Washer Quick Coupler, Female Half, 1/2 Inch Coupling, 1/2-14 Female NPT

Coupling Size 1/2	Brand Pressure-Pro	Brand Pressure-Pro	Pack Size 1.00	UOM EA	Materials Brass	Pressure Rating 4000	Supplier Part Number 4STF4-B	Thread 1 1/2-14	Alternate Part Numbers Alternate Part Number C1BR48, Alternate Part Number MI-07019768, Alternate Part Number MINO-00358X00145	Product Weight 0.38 lbs

Product Questions & Answers 1

Product Questions & Answers

replacement part question - got a 1/2 inch female NPT fitting on my pressure washer wand setup, will this coupler thread right onto it without needing any adapters?

Question by: Neil W on Oct 7, 2025, 1:43 PM

A 1/2-14 female NPT thread is exactly what this coupler carries, so if your wand or hose end is also 1/2-14 NPT male, it threads on direct with no adapter in between. The coupling size is 1/2 inch, which lines up with a wide range of standard pressure washer accessories built to that same sizing. Just make sure your existing fitting is NPT and not a different thread standard like BSP, and you should be good to go.

Answer by: Customer Support on Oct 9, 2025, 9:02 AM

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Model Number	Coupling Size	Thread 1	Materials	Pressure Rating
2STF2-B	1/4	1/4-18	Brass	4000
3STF3-B	3/8	3/8-18	Brass	4000
4STF4-B	1/2	1/2-14	Brass	4000