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 5930-00-434-4351
NSN 6620-00-170-5296
NSN 6145-01-235-8127
NSN 2925-01-167-6500
NSN 5915-01-514-5205
NSN 2925-00-617-0826
NSN 6645-01-631-1866
NSN 5950-00-090-4090
NSN 6645-01-073-5302
NSN 4140-01-524-3276
NSN 6620-01-191-5934
NSN 5990-00-284-0537