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 6150-01-207-1170
NSN 6145-01-398-5093
NSN 5985-01-039-5258
NSN 6240-01-602-8238
NSN 6320-01-046-5228
NSN 5835-00-257-2852
NSN 5996-01-197-1688
NSN 5895-01-181-5471
NSN 5945-01-169-4838
NSN 5975-00-868-2356
NSN 5895-00-171-0412
NSN 5905-01-263-5611