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🔧 Upgrade your plumbing game with precision and no leaks!
This 2-pack brass pipe fitting adapter converts 1/2" BSP (G thread) female threads to 1/2" NPT male threads, featuring corrosion-resistant brass construction and a leak-proof rubber washer for secure, durable connections. Ideal for professionals needing reliable thread compatibility between metric and US standard pipes.














| ASIN | B09MRQ26HN |
| Best Sellers Rank | #18,476 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #469 in Pipe Fittings |
| Brand | inwindrain |
| Brand Name | inwindrain |
| Color | "brass" |
| Connector Type | Adapter |
| Customer Reviews | 4.6 out of 5 stars 184 Reviews |
| Exterior Finish | Brass |
| Item Weight | 0.09 Kilograms |
| Manufacturer | inwindrain |
| Material | Brass |
| Material Type | Brass |
| Number of Pieces | 2 |
| Size | Brass 1/2" BSP x 1/2" NPT |
| Thread Size | 1/2" |
| Thread Type | BSP |
| Unit Count | 2.0 Count |
J**A
Great Adaptors
These adaptors work very well. The threads are deep enough and long enough to make good, solid connections. And they look good, too.
G**N
won't pump up, pump runs a few seconds and quits. Easy fix.
When I got it, I charged it and it wouldn't work. the punp would run for a few seconds and quit. I opened the middle where the stainless tube screws onto the plastic handle of it and found the check valve was upside down. I flipped it, it fell into position, the pressure from the pump locked it into place. Easy as changing batteries in an old flashlight. And now it works great! It has quite a kick to it, about like a .22 rifle. It was an easy fix, no tools required
C**S
Good quality, works perfect
This adapter saved my sanity, thanks! It was the only way to install a nice shower in an old house down in Colombia
C**S
Perfect Fitting
I bought these because I needed to convert a BPS thread to NPT threads. It is hard to tell the difference in pitch of the threads and I have read quite a bit on the differences to realize they are different and may cause leaks due to the small differences in the pitch diameter of the threads. These worked perfect for my application on a BPS 1/2-in faucet I bought overseas for use with other US fittings in a place that I did not want any leaks. After a couple of months of being installed, no leaks and I don't expect any. These worked perfect for my application.
C**Y
Japanese to US connection
worked to get my Japanese shower head to connect to my US shower cord.
A**F
Right concept / wrong thread pitch
These look & feel sturdy & machined thick to handle psi... unfortunately, I returned these due to change of plans in my project design... thank you
C**T
Adapter for temperature probe
Just what I needed for my solar Panel
T**Y
Needed for recirculating pump
The recirculating pump I bought on this site had BSP fittings (so annoying) so I needed something to convert it to NPT. This did the trick perfectly. Just be careful how tight you tighten down on the rubber gaskets with your fitting to make sure they get a good seal and use plenty of teflon tape/pipe dope.
V**C
It doesn't fit NPT fitting
This fitting is not NPT male it's 3/4 BSP female to 3/4 BSP male useless to fit to a NPT fitting, very misleading
A**R
Great adapters, threads are precision cut Highly Recommend
Great adapters. Works for what I needed it for, Threads are precision cut! Recommend
C**N
calidad
bueno, medidas exactas, solo hay que reforzar con cinta teflón, es muy difícil encontrar este tipo de adaptadores en México, gracias.
B**E
Good but watch dimensions
Solid Metal No Burrs or anything but it was too deep for my male thread had to use 2 seal rings to make decent t contact.
R**B
Not a 3/4 BSP Female Thread
This is meant to be 2 Pack G 3/4 ( BSP ) Female Thread to US 3/4 NPT Male Thread Pipe Fitting. That is, the male is meant to be US 3/4 NPT and the female 3/4 BSP. I bought a 2 pack. If it was a BSP to NPT adapter, they would get about 1 1/2 threads in then begin to cross-thread. Yet, the adapter screwed all the way down to rubber gasket. When I went to attach the supposed 3/4 BSP Female end to a 3/4 BSP male fitting - it got about 1 1/2 threads then jammed. It's not 3/4 BSP female. It's pretty well much that simple.
Trustpilot
1 month ago
1 day ago