BSP Nuts Flanged 1/2" to 1 1/4" Thread Plastic PP Pond Hose Pipe

BSP Nuts with Flange

To suit threads

1/2"BSP    3/4"BSP

 1"BSP     1 1/4BSP

BSP Reference -  Approx diameter of thread fitting
1/8"  -  9.7mm
1/4"  - 13.1mm
3/8"  - 16.6mm
1/2"  - 21mm
5/8"  - 22.9mm
3/4" -  26.4mm
7/8" -  30.2mm
1"   -  33.2mm
1 1/4" -  41.9mm
1 1/2" -  47.8mm