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 5920-01-218-6191
NSN 5925-00-977-0916
NSN 5855-01-444-4228
NSN 5990-01-055-1523
NSN 4140-00-498-6867
NSN 5945-00-221-6529
NSN 5998-01-340-5644
NSN 5915-01-039-1881
NSN 5930-00-011-5255
NSN 5925-00-080-2163
NSN 6130-00-292-5058
NSN 6240-01-215-8485