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 6620-01-306-1347
NSN 5930-00-170-5530
NSN 6220-01-041-6559
NSN 5915-01-552-8989
NSN 2925-01-426-3410
NSN 5835-01-641-0073
NSN 5835-00-905-7165
NSN 5835-00-918-8169
NSN 6130-01-370-4153
NSN 7035-01-579-3587
NSN 5975-01-653-1702
NSN 5960-01-201-5804