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 5990-01-347-1478
NSN 6620-01-017-8765
NSN 5855-01-624-7115
NSN 5910-01-458-7014
NSN 6320-01-249-3236
NSN 2925-01-233-8545
NSN 5915-01-621-4002
NSN 6105-00-505-1173
NSN 6150-00-278-7070
NSN 5910-01-024-9571
NSN 5945-01-435-4909
NSN 6110-00-586-6681