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 5910-01-431-5825
NSN 5998-01-081-0435
NSN 5920-01-631-0328
NSN 5996-01-333-2329
NSN 5930-00-269-4996
NSN 5975-00-463-6445
NSN 5930-01-423-8646
NSN 5930-00-139-5862
NSN 6645-01-290-9428
NSN 6130-01-198-4607
NSN 5965-01-504-2340
NSN 6620-00-257-2783