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 6220-01-230-4802
NSN 6610-00-552-6332
NSN 6130-01-283-4075
NSN 6685-01-660-6313
NSN 6105-01-222-5262
NSN 5965-01-028-6206
NSN 5910-00-780-0977
NSN 5905-00-702-4901
NSN 5925-01-113-3064
NSN 5925-00-836-6318
NSN 5905-00-393-2757
NSN 5990-01-384-2697