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 5930-01-150-6667
NSN 5998-01-017-3778
NSN 5996-01-084-6930
NSN 6645-01-534-3148
NSN 6620-00-679-5830
NSN 6645-01-264-6778
NSN 6135-01-278-9717
NSN 5960-01-500-6615
NSN 5975-01-619-7010
NSN 6240-01-319-6641
NSN 5925-01-634-0664
NSN 6240-00-152-6289