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 6135-00-269-5843
NSN 5965-01-302-2719
NSN 6320-01-329-8380
NSN 5835-00-813-1724
NSN 6105-01-062-3191
NSN 5996-01-070-9911
NSN 5999-01-556-4884
NSN 5835-01-367-3899
NSN 6135-01-514-2668
NSN 6240-01-580-1345
NSN 5950-01-455-5666
NSN 6150-01-660-3442