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 6150-01-527-0861
NSN 5910-01-100-2798
NSN 5950-01-601-8627
NSN 6145-01-498-1987
NSN 6135-00-351-8606
NSN 5999-01-369-5155
NSN 5920-01-286-7188
NSN 5835-01-250-2939
NSN 5935-01-434-3438
NSN 4140-01-453-7198
NSN 7035-01-049-6776
NSN 4140-01-618-3705