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 5915-01-064-5721
NSN 6220-01-323-5408
NSN 4140-01-158-9515
NSN 5990-01-142-0538
NSN 5905-01-618-9926
NSN 6110-01-459-8859
NSN 6130-01-640-8394
NSN 5998-01-555-9767
NSN 5965-01-218-5003
NSN 6105-01-020-8106
NSN 5835-01-078-3675
NSN 7035-01-211-5636