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 5910-00-279-7318
NSN
NSN 5945-01-526-0432
NSN 5960-01-289-9733
NSN 5965-01-227-1237
NSN 6610-00-584-5055
NSN 6145-01-357-3971
NSN 6110-01-206-8036
NSN 6610-01-354-7963
NSN 6105-01-228-0112
NSN 6620-01-454-8926
NSN 6610-01-224-7247