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 5910-01-421-9580
NSN 5990-01-431-6749
NSN 5950-00-911-4129
NSN 6110-01-298-9766
NSN 5855-01-610-6125
NSN 6620-00-883-1181
NSN 5945-00-159-7628
NSN 6130-01-215-2971
NSN 6240-00-397-3864
NSN 6145-00-950-4922
NSN 5990-00-212-4316
NSN 5975-01-256-3415