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 6240-01-377-2560
NSN 6685-01-381-7207
NSN 5905-01-568-3793
NSN 6620-01-440-9810
NSN 5910-01-593-9114
NSN 5930-01-012-0794
NSN 5855-01-559-6431
NSN 5855-00-821-7512
NSN 6105-00-224-2452
NSN 5855-01-433-1217
NSN 5920-01-461-2810
NSN 5925-01-463-0305