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 4140-00-782-7688
NSN 5975-01-290-0861
NSN 6135-01-462-4442
NSN 5835-01-549-2911
NSN 4140-00-155-8012
NSN 5905-00-284-8262
NSN 6150-01-064-9750
NSN 6135-01-196-7399
NSN 5965-00-529-0602
NSN 5910-01-342-0277
NSN 4140-00-779-4876
NSN 6135-01-315-9214