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 5910-00-955-9254
NSN 6650-01-365-9306
NSN 5985-01-421-2527
NSN 5965-00-503-2991
NSN 6110-01-605-1751
NSN 5905-00-216-6576
NSN 5975-01-427-3521
NSN 6685-01-322-4323
NSN 4140-01-393-0720
NSN 5930-00-958-6226
NSN 5998-01-529-5253
NSN 4140-01-442-6442