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 6610-01-168-7943
NSN 6620-00-853-2563
NSN 5960-01-460-0115
NSN 5996-01-230-4157
NSN 6130-01-134-2048
NSN 6150-01-378-5922
NSN 5935-01-549-6692
NSN 6145-01-537-0572
NSN 6135-00-416-2898
NSN 5965-00-362-2158
NSN 5960-00-622-9937
NSN 5835-01-442-6482