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 5920-01-053-9797
NSN 5915-00-954-6807
NSN 5950-01-210-6408
NSN 5855-01-120-7831
NSN 6150-01-370-1356
NSN 5960-01-546-2379
NSN 5996-00-170-8060
NSN 6240-00-580-0666
NSN 6320-01-062-7496
NSN 5975-00-505-2626
NSN 5950-01-173-0737
NSN 5960-01-309-1280