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 5925-01-497-4490
NSN 6110-01-579-5162
NSN 6135-01-502-0018
NSN 5990-00-568-4940
NSN 6110-01-268-0418
NSN 6110-01-252-9619
NSN 5990-01-204-4874
NSN 5990-00-740-0249
NSN 5950-00-269-3054
NSN 5965-01-098-1306
NSN 6620-01-171-2505
NSN 5930-00-044-1882