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 6240-01-189-6955
NSN 5950-01-285-9895
NSN 6105-00-781-5047
NSN 5920-01-478-7251
NSN 5960-01-413-3877
NSN 5915-00-162-1841
NSN 6105-01-194-8588
NSN 5915-00-163-6538
NSN 5996-01-652-9693
NSN 6320-01-354-6204
NSN 2925-01-250-2731
NSN 5930-00-815-0619