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 5996-00-548-5179
NSN 5835-01-502-9228
NSN 6320-01-149-8865
NSN 5975-00-541-8531
NSN 5835-01-484-1362
NSN 5835-00-257-2852
NSN 5915-00-169-5361
NSN 6135-01-430-3119
NSN 5910-00-195-3991
NSN 5855-00-482-9876
NSN 6110-01-614-3318
NSN 5998-01-222-4216