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 6130-01-576-9305
NSN 5835-00-180-7555
NSN 6320-01-359-3921
NSN 6130-01-470-0437
NSN 5975-01-382-8542
NSN 6130-01-657-6823
NSN 6320-00-106-7259
NSN 6135-00-930-5372
NSN 6320-01-054-3046
NSN 6685-01-481-3322
NSN 6620-00-804-8272
NSN 5999-01-480-2613