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 6320-00-731-6134
NSN 5930-01-014-7143
NSN 6240-00-243-8336
NSN 5905-01-147-0162
NSN 6150-01-172-0740
NSN 5975-01-461-8911
NSN 6610-00-841-8221
NSN 5990-01-362-7532
NSN 6220-00-234-8257
NSN 5935-01-519-7227
NSN 5905-00-800-8068
NSN 5935-00-383-9035