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 5990-01-493-4039
NSN 6645-01-619-6301
NSN 5950-01-258-6776
NSN 2925-01-422-1542
NSN 5996-01-565-6661
NSN 6240-00-395-0019
NSN 5965-01-225-1728
NSN 6135-01-633-8502
NSN 5915-00-847-6737
NSN 5920-01-277-9505
NSN 5999-01-587-6562
NSN 5920-00-764-8388