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 6620-01-107-9916
NSN 5915-01-452-8216
NSN 6220-00-240-3300
NSN 5965-01-256-9460
NSN 5930-00-599-7898
NSN 5945-01-291-4462
NSN 6135-01-222-0703
NSN 5920-01-133-5286
NSN 4140-00-086-7559
NSN 5910-01-633-9963
NSN 5998-01-386-0208
NSN 5950-00-436-1613