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 5895-00-434-5721
NSN 5990-01-395-4194
NSN 5996-01-339-9895
NSN 5920-01-020-7659
NSN 5895-00-578-7400
NSN 5996-00-143-4783
NSN 5985-01-470-1440
NSN 2925-00-467-7150
NSN 5975-01-181-5679
NSN 6320-01-364-1840
NSN 5960-01-185-9884
NSN 5905-01-230-4223