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 5930-01-177-5328
NSN 5990-01-448-2751
NSN 5935-01-555-8418
NSN 6150-01-461-6660
NSN 5835-01-290-5925
NSN 5975-01-429-0022
NSN 5998-01-367-8212
NSN 6150-00-009-6011
NSN 5960-00-940-7662
NSN 6145-01-203-8510
NSN 6645-01-106-6369
NSN 5990-01-326-2677