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 6610-01-461-8180
NSN 5935-00-079-0084
NSN 5960-01-325-1581
NSN 5950-01-096-9888
NSN 4140-00-766-2225
NSN 6145-00-188-3657
NSN 5920-01-426-4207
NSN 5910-01-521-3684
NSN 5910-01-521-9537
NSN 6150-01-603-5412
NSN 2925-01-533-7904
NSN 6320-00-857-4073