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 6240-00-179-5731
NSN 6645-00-606-5703
NSN 5985-01-180-9874
NSN 5950-01-199-2643
NSN 5965-00-170-5254
NSN 5998-01-541-8547
NSN 5835-00-427-2772
NSN 6220-01-375-2965
NSN 6645-01-229-9769
NSN 5999-01-412-2580
NSN 5915-01-440-1859
NSN 5990-01-054-4255