A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5996-01-299-2122
NSN 6650-00-531-0314
NSN 5915-01-028-6880
NSN 5910-00-275-0827
NSN 6610-01-283-2341
NSN 5915-00-839-8136
NSN 5855-01-600-2997
NSN 6135-00-087-5300
NSN 5996-01-444-3915
NSN 5975-00-527-9656
NSN 5905-01-040-5481
NSN 5990-00-405-5182