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 2925-01-398-4312
NSN 5915-00-027-7665
NSN 6130-00-806-7965
NSN 5990-00-647-4008
NSN 6645-00-973-3868
NSN 5990-01-211-6136
NSN 5835-01-316-3255
NSN 6320-00-032-4853
NSN 5920-01-195-7060
NSN 6145-00-586-9463
NSN 6610-01-444-6813
NSN 7035-01-408-8698