(310) BLACK BACK NUTS

MALLEABLE IRON FITTINGS
BLACK BACK NUTS – BSPP FEMALE THREAD

Temperature Ranges:   Black: -30°C up to +120°C
  Working Pressures: Black  25 bar
Threads: Threads are British Standard Taper to IS07 and BS21

Materials: Whiteheart Malleable Cast Iron, grade W40-05 according to ISO5922/DIN-1692, and tested in accordance with ISO-49/DIN-2950
Suitable for the flow of water, steam, gas and other non aggressive media

Surface finishing: Black: With an anticorrosive varnish to protect against rust whilst in stock and after installation prior to plant conditioning.