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 6620-01-445-2931
NSN 5960-01-525-1690
NSN 6220-01-401-5337
NSN 6145-01-485-3846
NSN 5975-01-572-0080
NSN 5930-01-555-8408
NSN 6645-01-421-2445
NSN 4140-00-565-5834
NSN 5925-00-248-5734
NSN 6610-00-924-8814
NSN 6150-00-350-9180
NSN 6220-01-352-5425