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 6320-01-521-1764
NSN 5950-00-155-9986
NSN 5975-01-591-8609
NSN 6610-01-503-0153
NSN 5975-00-099-9312
NSN 6105-01-364-7483
NSN 6135-01-441-0402
NSN 6130-00-491-8583
NSN 6130-01-270-8715
NSN 5960-00-020-9453
NSN 5910-01-314-7154
NSN 5950-01-452-6325