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 5998-01-067-7671
NSN 5835-01-439-0180
NSN 6685-00-325-4197
NSN 5998-01-486-3297
NSN 4140-00-060-8693
NSN 5930-00-200-9863
NSN 5990-00-958-8344
NSN 5855-00-916-2236
NSN 6105-01-295-5307
NSN 5990-01-582-5238
NSN 5910-00-546-7524
NSN 5996-01-481-2330