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 5945-00-124-4799
NSN 6240-01-064-9727
NSN 5960-01-443-4861
NSN 6610-00-401-2601
NSN 4140-01-612-5186
NSN 5999-01-181-1327
NSN 4140-01-551-1125
NSN 4140-00-052-2304
NSN 6320-01-246-4390
NSN 6620-01-095-8937
NSN 7035-01-146-7096
NSN 6620-01-633-8443