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 2925-00-964-7128
NSN 5999-01-212-2788
NSN 5990-01-032-7904
NSN 5930-00-892-1668
NSN 6240-01-112-1120
NSN 6620-00-267-5273
NSN 5920-01-029-4538
NSN 5960-01-061-9166
NSN 5960-01-605-9921
NSN 5905-00-948-5756
NSN 5925-01-399-6777
NSN 5960-01-478-9493