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 5960-00-201-5265
NSN 5975-01-532-8095
NSN 2925-01-037-5383
NSN 5985-01-316-3349
NSN 6150-01-491-8964
NSN 5985-01-492-5943
NSN 5910-01-527-4747
NSN 5998-00-224-9624
NSN 5990-00-892-1606
NSN 5945-01-211-4935
NSN 5915-01-218-4038
NSN 6135-01-645-4653