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 6220-01-501-6441
NSN 5950-00-985-5112
NSN 5985-00-244-0842
NSN 5990-00-964-9672
NSN 5975-01-291-3863
NSN 5996-01-650-5762
NSN 6645-00-518-2068
NSN 5965-00-126-8401
NSN 6145-01-493-1892
NSN 6650-00-864-2942
NSN 6150-00-954-8625
NSN 6685-01-508-1724