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 4140-01-369-2959
NSN 6240-01-320-1308
NSN 5945-01-657-8226
NSN 5925-00-543-8002
NSN 6240-00-105-8380
NSN 6110-01-420-2285
NSN 5985-01-188-7228
NSN 6130-00-250-9270
NSN 5960-01-245-6088
NSN 5996-00-424-8883
NSN 2925-00-902-3881
NSN 5990-01-188-7309