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 6610-01-461-8180
NSN 5905-01-613-5247
NSN 2925-00-351-1015
NSN 5960-00-985-9193
NSN 5985-00-492-5365
NSN 5915-01-514-7136
NSN 5910-00-186-0917
NSN 5925-01-378-8617
NSN 5835-01-555-4262
NSN 6610-01-168-7943
NSN 4140-00-826-9031
NSN 5930-01-408-6922