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 6320-00-593-0379
NSN 6240-00-771-2263
NSN 4140-01-388-7788
NSN 5910-00-795-2930
NSN 5905-01-196-3557
NSN 5999-01-263-0508
NSN 5915-00-408-3329
NSN 5905-00-661-2395
NSN 5996-01-450-5021
NSN 5950-01-371-8445
NSN 2925-01-437-9041
NSN 5835-00-257-2852