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 5905-01-567-0800
NSN 6150-01-533-3665
NSN 6620-01-047-5831
NSN 4140-01-359-4171
NSN 6645-01-142-2416
NSN 5935-01-169-9303
NSN 5996-01-454-6938
NSN 6220-00-266-8222
NSN 6130-01-510-4656
NSN 6220-01-155-2357
NSN 5999-01-265-0349
NSN 5905-00-779-6005