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 5975-00-071-6918
NSN 4140-00-238-9940
NSN 6320-01-072-2073
NSN 5975-01-325-0635
NSN 5990-01-434-3469
NSN 6240-01-302-3838
NSN 6110-01-563-8936
NSN 6220-00-267-3640
NSN 5935-00-897-6737
NSN 5905-00-259-0644
NSN 5960-01-439-9517
NSN 5950-01-421-4138