1" x 1/2" Brass Hexagon Bush 349145

We stock a range of imperial brass threaded plumbing fittings, available in BSPP thread. Typical uses and sizes are: 1/4" - Compressed air connections 3/8" - Oil line connections 1/2" - Bathroom basin and kitchen sink taps, radiator inlets, old outside tap outlets 3/4" - Bath taps, washing machine inlet hose connections, modern outside tap outlets 1" - Domestic heating boilers and hot water cylinders 1 1/4" - Wash hand basin wastes (bathroom sink) 1 1/2" - Kitchen sink wastes, bath wastes, toilet syphon outlets 2 1/4" - Immersion water heater elements Note: The sizes of brass threaded plumbing fittings relate to the inner diameter of tube for which the thread is intended, and not the outside diameter of the male thread.