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 5905-01-199-3756
NSN 5895-01-422-1130
NSN 5985-01-180-4099
NSN 6105-00-963-8037
NSN 6610-00-618-0772
NSN 5920-00-298-0700
NSN 6145-01-645-4736
NSN 4140-01-097-7320
NSN 5960-00-139-3204
NSN 6320-00-284-1524
NSN 5925-01-131-0373
NSN 6650-01-477-2124