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 5920-00-851-4740
NSN 5895-01-553-7943
NSN 5930-01-411-4606
NSN 5990-00-140-4559
NSN 6130-01-516-9285
NSN 6610-01-055-0468
NSN 5950-01-439-1116
NSN 6685-00-393-4192
NSN 5930-01-612-7911
NSN 5990-01-191-9624
NSN 5905-01-446-6585
NSN 5960-00-636-1055