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 6620-01-039-5468
NSN 6130-00-661-0197
NSN 6145-00-162-6230
NSN 5999-01-450-3159
NSN 6685-00-146-2308
NSN 6220-01-006-4966
NSN 6650-01-165-2175
NSN 6110-00-501-5585
NSN 5985-01-379-7971
NSN 5910-01-155-8456
NSN 6220-01-017-2211
NSN 5975-01-068-4125