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 6110-01-350-1151
NSN 6620-01-216-8082
NSN 6130-01-424-4555
NSN 5996-01-547-9155
NSN 5975-01-580-0851
NSN 5945-01-354-3743
NSN 6150-01-382-4378
NSN 6130-00-781-7486
NSN 5999-01-193-0342
NSN 5930-01-259-6423
NSN 6320-00-391-5906
NSN 6650-00-567-8551