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 5905-01-283-2233
NSN 5950-00-166-0794
NSN 6110-01-591-2043
NSN 5975-01-396-4372
NSN 5910-01-558-9720
NSN 4140-01-485-0083
NSN 6240-00-258-2389
NSN 5998-01-281-7142
NSN 5975-00-553-7151
NSN 6620-00-807-6954
NSN 5950-01-501-1526
NSN 6110-01-492-9694