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 6150-01-451-5135
NSN 5835-01-653-7806
NSN 6240-00-543-9321
NSN 6320-00-194-4252
NSN 5910-00-596-1417
NSN 6220-01-612-6647
NSN 6110-01-214-9469
NSN 5996-01-391-7489
NSN 6685-01-373-7979
NSN 5920-01-633-0890
NSN 5910-01-384-3808
NSN 5998-01-530-5289