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 6220-00-595-6954
NSN 5990-00-401-6793
NSN 6610-00-261-8159
NSN 5930-00-166-0361
NSN 6135-00-010-5275
NSN 6610-01-447-2560
NSN 6110-00-805-6320
NSN 5965-01-495-1170
NSN 5990-01-463-2279
NSN 5999-00-756-5551
NSN 6320-00-593-0379
NSN 6105-01-023-7384