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 6645-01-147-5579
NSN 6220-00-932-1596
NSN 6105-01-345-6670
NSN 6130-01-626-2358
NSN 4140-01-644-7702
NSN 5930-01-634-0659
NSN 6685-01-202-8900
NSN 5990-01-074-6549
NSN 4140-00-968-7367
NSN 6620-01-183-5329
NSN 5905-00-889-5621
NSN 6135-00-168-9352