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 4140-01-419-5976
NSN 5905-01-494-4261
NSN 5999-01-325-7402
NSN 6610-01-487-8879
NSN 5895-01-578-8187
NSN 5905-01-525-2799
NSN 6645-00-912-0248
NSN 6320-00-937-5625
NSN 6685-01-447-1542
NSN 5920-01-003-8110
NSN 5895-01-444-4279
NSN 5905-00-829-0217