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 6610-01-144-0020
NSN 5960-00-689-5813
NSN 6240-00-455-7640
NSN 5999-01-541-5109
NSN 5960-01-449-1310
NSN 5975-01-443-8352
NSN 5960-01-011-2698
NSN 5895-01-481-9237
NSN 5910-01-131-3965
NSN 6645-01-389-1588
NSN 4140-01-521-0305
NSN 5985-01-354-0695