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 6135-01-499-2112
NSN 5915-00-900-6391
NSN 5835-01-042-2247
NSN 5925-01-430-0026
NSN 6240-00-760-3713
NSN 6105-01-433-6970
NSN 5905-01-189-3019
NSN 6620-01-007-8368
NSN 5965-00-815-2525
NSN 5935-01-003-3313
NSN 6220-01-111-9730
NSN 5985-00-259-8222