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 5990-00-319-0811
NSN 5975-01-045-7623
NSN 6220-01-061-5713
NSN 6220-01-558-3212
NSN 5935-01-400-1635
NSN 6650-00-959-6869
NSN 5985-00-935-5074
NSN 5985-01-541-4797
NSN 5965-00-296-9994
NSN 6320-01-345-5818
NSN 5945-01-221-7039
NSN 5935-01-454-5223