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 6620-01-461-3550
NSN 6620-00-090-1601
NSN 5965-01-089-7678
NSN 2925-01-643-8395
NSN 5950-00-920-7146
NSN 5996-01-400-3558
NSN 6150-00-498-6623
NSN 5998-00-104-4050
NSN 5925-01-461-5248
NSN 6240-00-491-7191
NSN 6610-00-924-8814
NSN 6240-01-158-4266