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 6620-00-832-2556
NSN 5960-01-108-2984
NSN 5985-00-402-1440
NSN 5930-01-326-3269
NSN 5915-00-964-3993
NSN 7035-00-541-8516
NSN 5975-01-237-2163
NSN 5910-01-591-1230
NSN 6135-01-049-5980
NSN 6135-01-193-8154
NSN 6620-00-613-3023
NSN 6240-01-485-0577