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 5935-01-252-3294
NSN 6620-01-397-4131
NSN 5935-01-317-5501
NSN 5905-01-025-7536
NSN 6645-00-754-4108
NSN 6135-01-046-6803
NSN 6620-00-990-3385
NSN 6320-01-302-5157
NSN 5985-01-521-1775
NSN 5960-01-624-1170
NSN 5835-01-297-1909
NSN 5935-01-364-0521