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 4140-01-064-1684
NSN 5999-00-421-2636
NSN 6220-01-479-5881
NSN 6110-01-440-9158
NSN 5950-01-302-2878
NSN 5920-01-442-6477
NSN 6610-01-469-6235
NSN 5930-00-189-2745
NSN 6145-01-216-1481
NSN 5999-00-288-0074
NSN 6110-00-410-2576
NSN 5996-01-120-7219