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 5905-00-525-2147
NSN 6135-00-812-9039
NSN 6610-01-550-7320
NSN 5975-01-600-3553
NSN 5855-00-487-9691
NSN 6130-00-725-2802
NSN 5910-01-438-9209
NSN 6105-01-255-9970
NSN 6650-01-333-6641
NSN 5990-00-885-0288
NSN 5835-01-538-8080
NSN 5965-01-600-8137