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 6645-01-252-8870
NSN 6240-01-528-7873
NSN 6145-00-251-9894
NSN 6320-01-215-6459
NSN 5910-00-107-7788
NSN 6320-01-512-2031
NSN 5965-01-207-0991
NSN 6320-00-242-3300
NSN 6145-01-228-6267
NSN 5996-00-754-2840
NSN 6685-01-207-2818
NSN 5835-01-066-5337