A cylindrical metallic item for use with piping, designed to back up the flared end and provide a bearing surface for the nut or outer sleeve of a pipe coupling. See sleeve, flared (as modified).
NSN 6645-01-309-6455
NSN 6610-01-013-1959
NSN 5985-01-629-9345
NSN 6650-00-112-8361
NSN 6130-00-553-8311
NSN 5835-00-823-6116
NSN 5910-01-317-0466
NSN 6650-00-710-8130
NSN 6685-01-281-5476
NSN 6685-00-840-5515
NSN 2925-01-495-1178
NSN 7035-01-466-6251