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 5905-00-803-6243
NSN 6240-01-435-4919
NSN 5950-01-155-2169
NSN 6130-00-538-9798
NSN 6220-01-468-5596
NSN 6685-01-587-1469
NSN 6685-01-010-4501
NSN 5920-01-453-2109
NSN 4140-01-215-2191
NSN 5999-01-283-4456
NSN 6645-01-076-4655
NSN 6240-01-242-9138