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 5930-01-219-6974
NSN 6220-00-079-0178
NSN 6240-01-304-6355
NSN 6240-01-499-0666
NSN 6110-01-270-4634
NSN 6110-00-353-0139
NSN 6145-00-317-2087
NSN 5945-00-601-3160
NSN 6240-01-458-1459
NSN 5990-01-463-5400
NSN 5920-01-031-1199
NSN 5905-01-490-2295