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 5930-00-225-5929
NSN 5935-00-201-7936
NSN 5915-00-336-6481
NSN 6150-01-104-1041
NSN 5990-01-316-0989
NSN 6135-01-322-4655
NSN 6320-00-270-8222
NSN 6105-00-541-8472
NSN 6685-00-218-1229
NSN 5835-01-592-2350
NSN 5945-01-337-7866
NSN 7035-01-256-9598