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 5975-01-652-6032
NSN 6145-01-028-9984
NSN 6645-00-816-1707
NSN 6320-00-004-9158
NSN 5835-01-422-7393
NSN 6240-00-263-0549
NSN 5920-01-414-2393
NSN 2925-01-619-4825
NSN 6610-00-112-2698
NSN 5835-01-469-6706
NSN 6110-00-510-3788
NSN 6320-00-937-5625