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 6620-01-183-1900
NSN 5996-00-693-5947
NSN 6135-00-269-5843
NSN 6135-00-958-7981
NSN 6130-00-354-9851
NSN 5985-01-544-1919
NSN 6620-00-703-4260
NSN 5999-01-094-5956
NSN 5895-00-269-3848
NSN 5998-01-428-2575
NSN 5895-01-258-5933
NSN 6145-00-947-9688