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 4140-00-087-4611
NSN 5905-01-221-5500
NSN 5960-00-786-7967
NSN 5910-01-004-1615
NSN 5930-01-094-4425
NSN 5996-01-128-4811
NSN 5985-01-543-0341
NSN 6105-00-374-8743
NSN 6620-00-166-0556
NSN 6240-01-381-6815
NSN 5950-01-016-3718
NSN 6220-01-420-6512