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 6645-01-447-4139
NSN 6130-00-679-8891
NSN 5990-01-074-2210
NSN 5920-00-405-8469
NSN 5905-01-425-3259
NSN 6650-01-512-1930
NSN 5920-01-398-1855
NSN 6240-01-621-2774
NSN 5960-00-960-6805
NSN 6220-00-774-5347
NSN 6145-00-753-2264
NSN 5835-00-851-6470