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 5975-01-569-2490
NSN 5996-01-588-0309
NSN 6320-01-328-6575
NSN 6685-01-225-4436
NSN 5960-01-522-0391
NSN 5925-00-312-4426
NSN 6685-01-206-1066
NSN 6135-01-633-8502
NSN 5910-00-927-0254
NSN 6650-01-454-6878
NSN 6650-01-099-4340
NSN 6620-01-633-8443