This 1-1/2 inch BSP plastic flanged back nut suits bath or kitchen sink wastes fittings, it's also suitable for toilet cistern syphons.
Bathroom wash hand basin wastes use a nut with a smaller 1-1/4 inch BSP thread.
Colour may vary.
The outside diameter of the male 1-1/2 inch BSP thread that this backnut fits onto measures 47.80 mm / 1.882 inch.
** BSP thread sizes are measured a special way - have a look at our information page for more details **
You can save money on this item when you purchase several at a time. The table below shows the minimum quantities required to benefit from this discount offer, and how much they'll cost.
Quantity | Price per unit |
---|
1 | £1.98 |
10+ | £1.58 |
100+ | £1.38 |