1/2 Inch BSP x 1/4 Inch BSP Brass Reducing Bush

£1.27 inc. Tax
£1.06 ex. Tax


This single 1/2 inch BSP x 1/4 inch BSP Brass Hexagon Reducing Bush has been designed to reduce the thread diameter of a plumbing fitting to your desired thread diameter.

Most threaded plumbing fittings are measured using BSP thread dimensions, meaning that the actual diameter of the fitting is around a 1/4 inch larger than stated. Meaning that a 1/2 inch BSP fitting such as this Brass Reducing Bush has an outside thread measurement of approximately 3/4 inches, and an inside diameter of 1/2 inch.

  • This listing is for a single 1/2 Inch BSP x 1/4 Inch BSP Brass Hexagon Reducing Bush
  • Large Thread Diameter: 1/2 inch
  • Reduced Thread Diameter: 1/4 inch
  • Conforms to BSP (British Standard Plumbing) technical standards

Please Note: It is recommended to use a PTFE Tape or a suitable Thread Jointing Compound to form either a water tight or gas tight seal, depending on the use of this fitting.

Extra Information

Compression and Threaded Brass Fittings
Thread Size:
1/2 Inch BSP
Thread Size:
1/4 Inch BSP
Reducing Bush