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 4140-01-532-8160
NSN 5950-01-249-9119
NSN 2925-00-957-7329
NSN 5835-00-113-6090
NSN 6130-00-941-6965
NSN 6150-01-064-9750
NSN 5950-00-823-9970
NSN 5905-01-033-3904
NSN 6105-00-066-4529
NSN 6650-00-296-4670
NSN 5905-01-248-7035
NSN 6685-00-269-8969