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 6645-00-140-5173
NSN 5835-00-927-2059
NSN 5996-00-957-6977
NSN 5905-01-435-4194
NSN 6135-00-835-7211
NSN 5999-01-128-3927
NSN 5985-00-618-6629
NSN 4140-01-152-1214
NSN 5905-01-307-6696
NSN 5950-00-472-7810
NSN 5998-00-683-1333
NSN 6145-01-401-3713