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 5996-01-558-2862
NSN 5985-00-035-4558
NSN 4140-01-577-0245
NSN 6620-00-946-8060
NSN 2925-00-925-0545
NSN 6685-01-274-6320
NSN 6150-01-204-8656
NSN 6145-01-634-0388
NSN 5965-01-537-0023
NSN 5999-00-350-2473
NSN 6130-01-473-1805
NSN 5895-01-651-8280