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 5895-01-105-6194
NSN 4140-00-041-4616
NSN 5950-01-628-9682
NSN 6220-01-384-0571
NSN 5920-00-492-5516
NSN 5920-00-201-4914
NSN 5999-01-464-0591
NSN 6145-00-167-7505
NSN 7035-01-553-6343
NSN 6110-01-212-5905
NSN 5905-00-305-0172
NSN 5920-00-532-3926