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 5920-00-713-4242
NSN 5975-00-886-8200
NSN 5920-01-512-8586
NSN 5835-01-456-3922
NSN 2925-00-486-8640
NSN 5950-01-063-8558
NSN 6610-01-525-8235
NSN 4140-01-625-5155
NSN 5935-00-081-2270
NSN 5975-01-375-3517
NSN 6685-00-965-0192
NSN 6620-01-596-3642