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 6685-01-531-3608
NSN 5999-00-240-2498
NSN 5935-00-968-7872
NSN 6610-00-824-8616
NSN 6240-01-080-7307
NSN 5920-00-144-8031
NSN 5905-00-452-4435
NSN 6240-01-426-5581
NSN 4140-01-472-8433
NSN 6620-01-183-5329
NSN 5960-00-583-4110
NSN 6650-01-471-4048