ADDRESS: 515 N. Fairview St, Santa Ana, CA 92703 | PHONE: (714) 541-6600 | SHOP NOW

John Guest

John Guest - Acetal Female Connector Quick Connect Fitting - Grey British Standard Pipe Thread (BSPT)

Product Code PI451014FS

Shipping calculated at checkout.

John Guest Quick Connect - Acetal Female Connector - British Standard Pipe Thread (BSPT)

Designed, manufactured and assembled in the UK by John Guest Speedfit. Connectors use a grip then seal collet arrangement. The female coupler is ideal for the connection of taps, and Toilets. Simply push the fitting fully onto the pipe and turn onto the thread. Should the need arise to demount the connection unlock the nut push the collet towards the body of the fitting and pull the pipe to release.

Acetal has greater strength and heat resistance compared to polypropylene. The fittings are manufactured in acetal copolymer with food grade nitrile O-ring, making them especially suitable for applications involving foodstuff and potable liquids. They are also suitable for air and inert gases and can therefore be used on CO2 lines, pneumatic applications and vacuum.

  • Material : Acetal
British Standard Pipe Thread (BSPT) Size Measured Against a Ruler*
 Actual Diameter
British Standard Pipe Thread (BSPT)
0.383" 1/8"
0.518" 1/4"
0.656" 3/8"
0.825" 1/2"

*NOTE: A very common misconception is that a 1/4" BSPT measures as 1/4 inch on a ruler or tape measurer. However, that is not the case.  BSPT will measure larger in diameter.  Above is a sizing reference to help clarify.


John Guest 

John Guest's plumbing fittings and connectors are trusted. The John Guest Acetal Female Connector Fast Connect Fitting British Standard Pipe Thread (BSPT) is a common product for connecting pipes. This blog will explain why this fitting is remarkable and why you should use it for your next plumbing job.

First, BSPT female connector fittings do. Female connector fittings link pipes. The UK and Europe utilize BSPT or British Standard Pipe Thread. The John Guest Acetal Female Connector with BSPT connects BSPT-threaded pipes.

John Guest Acetal Female Connection with BSPT is special for these reasons:

High-quality material: The John Guest Acetal Female Connection with BSPT is built of high-pressure and temperature-resistant acetal. It's a sturdy plumbing component.

Installation is simple with the John Guest Acetal Female Connector with BSPT. Its push-fit connection technique makes it easy to attach to pipes without tools or training. DIYers and experts will find it convenient.

The John Guest Acetal Female Connector with BSPT is leak-proof. The push-fit connection method seals tightly to prevent leakage. It is reliable and safe for many uses.

The John Guest Acetal Female Connector with BSPT is designed for BSPT threads. It fits any plumbing system with BSPT threads, making it a versatile and durable solution.

Versatile: The John Guest Acetal Female Connection with BSPT has many uses. It works with PEX, copper, and plastic pipes. It's compatible with any plumbing system, regardless of material.

The John Guest Acetal Female Connector with BSPT is inexpensive despite its high-quality material and adaptability. DIYers and experts alike can save money using it.