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 6645-00-469-5963
NSN 7035-01-509-9516
NSN 5835-01-442-6079
NSN 5999-01-201-7877
NSN 5935-00-624-4991
NSN 7035-01-310-2587
NSN 6135-00-134-6648
NSN 5985-01-426-6930
NSN 5935-00-840-6715
NSN 6650-00-166-7160
NSN 5999-01-036-9225
NSN 5920-01-252-8660