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 6685-01-191-0881
NSN 5915-01-204-9482
NSN 5999-00-338-1965
NSN 5999-01-631-1518
NSN 5990-00-902-5268
NSN 6110-01-410-8934
NSN 6620-00-646-9474
NSN 2925-00-705-5180
NSN 4140-01-244-0548
NSN 5835-01-568-7796
NSN 5925-00-829-0197
NSN 5905-00-161-5184