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 5920-00-969-2350
NSN 6645-01-132-7806
NSN 6685-00-242-6010
NSN 5996-00-763-6245
NSN 6135-01-623-2970
NSN 4140-01-381-3221
NSN 6130-01-551-3556
NSN 6220-01-634-0660
NSN 5905-01-234-3060
NSN 5999-01-374-3008
NSN 6130-01-248-8234
NSN 5998-01-494-6923