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 2925-01-570-2562
NSN 6130-01-379-6372
NSN 5915-01-532-5827
NSN 5905-00-243-1778
NSN 5996-01-088-7074
NSN 5998-01-586-9463
NSN 5975-00-912-4877
NSN 6130-00-453-4821
NSN 5855-01-630-6578
NSN 6150-00-499-4458
NSN 5920-00-194-4049
NSN 6240-01-225-8518