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 6620-00-443-1885
NSN 6130-01-311-9995
NSN 5915-00-636-9785
NSN 6685-01-191-1539
NSN 6645-01-381-0656
NSN 5835-01-407-5260
NSN 6645-00-893-0765
NSN 5960-01-339-3037
NSN 5905-01-649-1212
NSN 7035-00-166-0339
NSN 6320-01-207-9038
NSN 6130-00-283-4329