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 5985-01-371-5027
NSN 5990-00-170-4239
NSN 5915-01-421-9779
NSN 5930-01-244-1010
NSN 5855-01-333-9606
NSN 5930-00-962-8681
NSN 5975-01-468-0335
NSN 5895-01-098-7017
NSN 5915-00-976-5245
NSN 5985-01-133-8197
NSN 6320-00-228-5678
NSN 5960-00-699-8146