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 5920-01-633-4743
NSN 4140-01-231-9419
NSN 5960-01-366-3260
NSN 5990-01-213-6319
NSN 5910-01-363-4949
NSN 6105-01-247-2269
NSN 6610-01-520-3164
NSN 5910-00-143-4984
NSN 6240-00-400-7980
NSN 4140-01-328-5180
NSN 6110-00-993-3930
NSN 7035-01-535-5911