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 5990-00-539-7859
NSN 6110-01-076-4060
NSN 6150-01-076-3260
NSN 6620-01-204-3217
NSN 6610-00-551-3610
NSN 5835-01-352-7211
NSN 6150-00-883-3331
NSN 6220-01-475-1211
NSN 6685-01-273-7874
NSN 5905-01-306-9491
NSN 5965-00-368-8204
NSN 6130-00-161-2418