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 5975-01-610-3318
NSN 5998-00-560-7971
NSN 5999-01-443-2279
NSN 5985-01-425-8828
NSN 6320-00-593-0379
NSN 6150-00-394-4934
NSN 5975-00-202-2367
NSN 5945-01-067-7955
NSN 6110-01-331-9357
NSN 6145-00-932-5698
NSN 6220-01-585-4114
NSN 5895-00-323-0642