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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6240-00-234-5781
NSN 5945-01-458-0964
NSN 5996-01-659-8177
NSN 4140-00-140-1804
NSN 5915-00-737-0924
NSN 6130-00-050-0859
NSN 5895-01-106-3414
NSN 5985-01-467-8791
NSN 6620-00-399-0087
NSN 6110-00-325-4519
NSN 5915-00-500-6031
NSN 5895-01-272-4994