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 5990-01-633-9503
NSN 5945-01-123-3108
NSN 5910-00-446-1957
NSN 6620-01-375-6741
NSN 6320-01-212-8749
NSN 5996-01-330-0684
NSN 6130-01-064-8606
NSN 5855-00-337-3679
NSN 5930-01-326-9239
NSN 5855-01-073-4991
NSN 5985-00-456-7207
NSN 5975-01-527-2628