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 5895-01-530-7745
NSN 5960-01-203-9814
NSN 6220-00-404-8004
NSN 6110-01-041-3963
NSN 4140-00-844-1791
NSN 5990-00-944-3568
NSN 6220-01-508-8223
NSN 5950-01-362-5196
NSN 5975-01-555-8280
NSN 6620-00-676-9563
NSN 5990-01-541-7671
NSN 6130-01-642-5339