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 6320-00-731-6134
NSN 6145-00-248-4944
NSN 5985-01-095-4522
NSN 6610-01-158-7311
NSN 6645-01-023-8020
NSN 6240-01-401-5340
NSN 5990-00-288-1820
NSN 6240-01-543-3930
NSN 6135-00-889-1485
NSN 5975-00-658-3718
NSN 6145-00-767-8124
NSN 5996-01-338-2998