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 5905-00-504-6501
NSN 5960-01-521-6865
NSN 6685-01-384-3849
NSN 6130-01-463-7918
NSN 5945-00-949-9012
NSN 7035-01-608-4642
NSN 5975-01-524-6951
NSN 6650-01-599-7091
NSN 5945-01-508-9075
NSN 4140-00-516-5002
NSN 6620-00-992-5876
NSN 6130-01-237-5992