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 6220-01-447-1993
NSN 6685-00-795-3332
NSN 6135-00-962-4111
NSN 5990-01-609-4793
NSN 6220-01-643-4103
NSN 5935-01-121-1157
NSN 5998-00-382-7497
NSN 5985-01-252-0018
NSN 6135-00-128-1633
NSN 6130-01-579-8338
NSN 5930-01-407-2572
NSN 5975-00-285-0907