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 5930-01-273-4867
NSN 5920-00-858-8619
NSN 6610-00-186-9180
NSN 6135-00-866-2311
NSN 6620-01-378-5579
NSN 6650-01-504-8456
NSN 4140-01-578-6703
NSN 5950-01-474-2016
NSN 2925-00-225-5386
NSN 6220-01-146-8233
NSN 5835-01-104-5707
NSN 5905-01-062-1964