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 5999-01-023-1633
NSN 4140-01-327-3241
NSN 5935-01-534-3718
NSN 5998-01-494-8425
NSN 5855-01-149-4110
NSN 6610-00-023-0076
NSN 6150-01-417-7502
NSN 5925-00-150-1072
NSN 5855-01-143-7051
NSN 6685-01-027-1168
NSN 6105-00-553-8943
NSN 5960-00-922-6009