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 6620-01-370-6829
NSN 5990-01-331-2221
NSN 6150-01-640-7854
NSN 6650-01-061-6888
NSN 6610-01-588-1148
NSN 6620-01-535-5495
NSN 6145-00-971-5923
NSN 6645-01-105-9107
NSN 4140-01-060-1438
NSN 6150-00-840-5847
NSN 6130-00-081-7217
NSN 5895-01-562-6262