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 5920-00-691-7727
NSN 5930-01-133-0856
NSN 5930-01-041-3309
NSN 5990-01-240-7288
NSN 5920-01-120-6992
NSN 5905-01-280-9133
NSN 4140-01-103-0902
NSN 5910-01-076-9419
NSN 5935-01-475-7362
NSN 5935-00-790-7092
NSN 6130-00-719-7219
NSN 5910-01-127-5760