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 5996-00-880-1941
NSN 5935-01-648-2296
NSN 6685-01-412-0767
NSN 6610-01-492-2630
NSN 5930-01-498-4032
NSN 5960-01-104-7839
NSN 6685-01-429-8922
NSN 5935-00-290-7885
NSN 5895-00-248-7477
NSN 6610-01-400-3880
NSN 6240-00-172-8451
NSN 5855-01-258-7557