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 6620-01-125-3932
NSN 6620-01-293-6241
NSN 5990-01-152-3974
NSN 7035-01-282-7124
NSN 5975-01-004-3656
NSN 5999-00-100-4308
NSN 6685-00-676-6320
NSN 2925-00-149-0760
NSN 5990-00-887-0147
NSN 6135-01-151-2705
NSN 5990-00-791-4064
NSN 6685-01-580-0669