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 5910-01-552-5778
NSN 5990-00-161-2797
NSN 6150-01-003-7806
NSN 2925-00-833-9466
NSN 6320-00-483-0451
NSN 5950-01-602-9673
NSN 5930-00-927-1539
NSN 5950-01-348-5849
NSN 6610-01-645-7515
NSN 6645-00-070-8277
NSN 6240-00-921-4493
NSN 6135-01-079-7852