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 5910-01-323-4162
NSN 5998-01-250-6666
NSN 5960-01-142-1995
NSN 5950-01-378-8387
NSN 5920-01-265-4002
NSN 5990-01-561-7802
NSN 5965-00-508-3270
NSN 5930-01-474-5927
NSN 5996-00-976-1429
NSN 5990-00-016-5648
NSN 5935-01-439-9978
NSN 5999-00-451-0530