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 6135-01-101-5039
NSN 6135-01-543-1263
NSN 5985-01-213-0749
NSN 5910-00-403-8872
NSN 5930-01-009-1565
NSN 5990-00-474-5609
NSN 5960-01-512-0233
NSN 6220-00-850-0365
NSN 5915-01-281-1570
NSN 6620-00-255-5962
NSN 6220-01-634-0660
NSN 5915-01-099-0863