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 4140-01-277-2548
NSN 6685-00-306-1405
NSN 6240-00-112-5243
NSN 6610-01-398-8092
NSN 5996-00-324-8952
NSN 6240-00-137-0196
NSN 2925-00-246-3077
NSN 7035-00-760-5479
NSN 5990-01-341-5735
NSN 5920-00-208-4891
NSN 5965-01-519-1214
NSN 5895-00-890-0409