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 5945-00-537-5029
NSN 6320-00-925-0558
NSN 5910-01-281-6580
NSN 6135-01-400-2947
NSN 5990-01-047-7075
NSN 6145-01-181-6198
NSN 6110-01-162-4529
NSN 5990-01-183-1897
NSN 5895-01-619-0827
NSN 6650-00-921-8463
NSN 6620-01-483-5247
NSN 5960-01-265-8069