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 4140-01-057-9258
NSN 5975-00-018-5553
NSN 6150-01-463-3020
NSN 5915-01-027-0800
NSN 5925-01-070-3872
NSN 6685-00-064-8189
NSN 5835-01-615-4766
NSN 5975-01-012-0792
NSN 5975-01-501-8411
NSN 5965-00-080-2045
NSN 5996-00-196-1406
NSN 6135-00-874-6566