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 5990-01-110-8979
NSN 5920-01-305-7570
NSN 5985-01-251-7696
NSN 5950-01-451-4538
NSN 2925-01-055-7607
NSN 6150-01-210-3423
NSN 5975-00-266-2029
NSN 2925-01-510-9378
NSN 5996-01-078-1413
NSN 5935-00-204-9909
NSN 6685-01-495-1265
NSN 5930-01-227-8275