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 5920-01-571-8583
NSN 5998-01-538-4682
NSN 4140-01-061-2431
NSN 4140-01-400-3610
NSN 7035-01-386-5722
NSN 6610-00-058-9527
NSN 6650-00-578-6543
NSN 5965-01-461-2850
NSN 6220-01-394-5263
NSN 5985-00-277-7371
NSN 6320-01-399-6177
NSN 5996-01-554-9882