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 6110-00-190-1260
NSN 2925-01-586-4574
NSN 5910-01-340-0327
NSN 6240-01-291-0504
NSN 6105-01-624-0679
NSN 5999-00-166-6920
NSN 4140-01-299-4651
NSN 6130-01-188-7411
NSN 4140-01-437-4779
NSN 6110-01-384-4292
NSN 6620-01-007-4249
NSN 5925-00-136-0977