| Also the bullnose filling adaptors that include a 2 micron bronze filter element required when filling higher oxygen concentrations. The little bronze filter element stops any particulate matter flying down the charging line, that cause all these fires.
The stems are threaded either 1/4BSP taper or 1/4NPT Taper for hard tube or pipe manifolds etc or 1/4BSPP parallel with the 60 degree cone seat for the flexible hose ends. The nuts are a 5/8 BSPP threaded but with different stem diameters to stop mix up. The adaptors are used to connect HP storage cylinders up to 414 barg and on the flexible filling lines.
Stems cost are £5.50 each, nuts are £2.50 each so £8.00 for the pair + VAT or £9.40 any pair with the VAT. |