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 5910-01-130-2136
NSN 5990-01-434-3469
NSN 6685-00-536-9243
NSN 5905-01-512-0507
NSN 5999-01-498-8276
NSN 5935-01-486-3465
NSN 5960-01-013-2587
NSN 6220-01-360-1795
NSN 5996-01-360-7116
NSN 6105-01-613-7377
NSN 5835-00-473-1010
NSN 4140-01-262-3970