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 5998-00-106-2666
NSN 6620-00-416-4131
NSN 5920-01-415-2878
NSN 4140-01-442-8862
NSN 6610-01-057-2194
NSN 6135-00-985-7846
NSN 5950-00-176-2562
NSN 6320-01-406-6098
NSN 5950-00-139-0518
NSN 6620-01-504-5756
NSN 5910-00-969-6571
NSN 5925-01-200-6825