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 6240-01-449-2883
NSN 6645-01-299-7806
NSN 6105-01-503-1677
NSN 5975-01-526-0995
NSN 5835-00-804-0569
NSN 5990-01-460-6390
NSN 6145-01-295-3162
NSN 4140-01-447-8033
NSN 6645-01-454-4187
NSN 6105-00-999-4814
NSN 5996-01-418-8485
NSN 5925-00-431-3256