Description Galvanised Malleable Backnut BSP Thread Application: General low pressure air and water Material: Malleable Cast Iron to ASTM A-197, ASTM A47 Design standard: EN 10242 : 1994 Suitable for water application used in general, irrigation and rural services, compressed air pipes and fuel and gas lines utilities Working Pressure: 150PSI Plating Standard: ISO 1461 – Hot dip galvanised coating on fabricated iron and steel articles Thread: ISO 1 – Pipe thread where pressure-tight joints are made on the thread Comply with Australian Standards GAL MAL – BACKNUT SKU IMPERIAL SIZE A (mm) B (mm) WEIGHT (kg) 7603.02.15 1/2″ 8.1 30.0 0.03 7603.02.20 3/4″ 8.8 36.3 0.04 7603.02.25 1″ 9.9 44.5 0.06 7603.02.32 1. 1/4″ 10.9 53.3 0.09 7603.02.40 1. 1/2″ 12.1 59.7 0.11 7603.02.50 2″ 13.7 73.2 0.18 7603.02.65 2. 1/2″ 16.0 90.1 0.29 7603.02.80 3″ 20.8 107.0 0.54 7603.02.94 4″ 23.7 136.0 1.06
