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 5930-01-348-1970
NSN 4140-01-424-9591
NSN 5915-01-172-7523
NSN 6620-00-888-3179
NSN 5960-00-234-5961
NSN 5920-01-393-0328
NSN 6645-01-557-8134
NSN 6145-01-534-2748
NSN 6240-00-334-6766
NSN 6105-00-026-9909
NSN 5975-01-507-5165
NSN 5985-01-163-9250