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 5920-00-931-7979
NSN 5905-01-076-5665
NSN 6620-01-629-4045
NSN 6610-01-336-8027
NSN 6320-01-353-9753
NSN 4140-00-767-5350
NSN 5935-00-822-1956
NSN 6220-01-335-7801
NSN 5930-01-435-4399
NSN 6610-01-011-5942
NSN 5990-01-400-3299
NSN 5960-00-177-2953