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 6105-00-255-5927
NSN 6105-00-590-6820
NSN 5930-01-524-2227
NSN 6130-01-631-4900
NSN 5910-01-305-4600
NSN 5915-01-461-8673
NSN 5990-01-503-0194
NSN 6220-00-149-0977
NSN 5965-00-947-2310
NSN 6645-01-556-5263
NSN 5985-01-181-7381
NSN 6150-01-372-5623