Brass backup flanges w/6 holes 0.540 in.Dia, 4.500 in.Bcd on each end
An item made from rubber in various shapes, flanged on each end, and having a centrally located hole of the same size as the piping with which used. It is designed to be inserted between sections of pipe or pipe and casing of fans, pumps, or the like, to absorb shock, dampen vibration and to facilitate removal of section(s) for repair or other purposes.
NSN 5925-00-375-5468
NSN 4140-01-469-2266
NSN 5925-01-449-2188
NSN 5975-01-347-6404
NSN 5835-00-217-2147
NSN 7035-01-523-4803
NSN 6620-00-912-0255
NSN 5925-00-964-7901
NSN 6685-01-469-8611
NSN 5945-01-129-0264
NSN 2925-01-658-9457
NSN 6110-01-113-6569