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 5990-01-631-1952
NSN 6150-00-197-8431
NSN 6610-01-354-7963
NSN 6620-01-424-6925
NSN 6645-01-149-4231
NSN 5990-00-568-4940
NSN 6620-01-539-2729
NSN 6220-00-010-1595
NSN 7035-00-541-8516
NSN 5950-01-102-9963
NSN 6130-00-817-7899
NSN 6105-00-359-9243