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 6240-01-257-7885
NSN 6645-01-390-6520
NSN 5930-01-263-3749
NSN 5960-01-515-4791
NSN 5950-01-470-2938
NSN 5945-01-113-7250
NSN 5998-01-189-8263
NSN 5920-01-333-4182
NSN 6650-01-160-5058
NSN 6240-01-199-3073
NSN 5960-00-917-5099
NSN 6130-01-380-5567