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 6135-00-196-5267
NSN 6135-00-686-4777
NSN 5950-01-246-5517
NSN 5996-00-537-3947
NSN 6220-00-951-0878
NSN 5975-00-280-3395
NSN 5835-01-416-6455
NSN 5935-01-619-1741
NSN 6145-00-069-7871
NSN 4140-01-459-3136
NSN 5920-01-502-5838
NSN 6320-01-643-0850