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 6610-01-473-4912
NSN 6220-00-166-9795
NSN 5920-01-360-5681
NSN 6220-01-144-0775
NSN 5925-00-502-9276
NSN 5998-01-438-9179
NSN 6620-01-464-6762
NSN 5930-01-102-2445
NSN 6320-01-519-8767
NSN 5920-01-204-0449
NSN 5925-01-282-7751
NSN 5920-00-593-6496