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 5925-01-394-3725
NSN 5855-00-149-0766
NSN 5905-00-919-6364
NSN 5910-01-254-2799
NSN 5960-00-099-9790
NSN 5935-00-683-7894
NSN 6135-01-630-2261
NSN 4140-01-046-0119
NSN 5999-01-519-1038
NSN 6320-01-237-9746
NSN 5910-00-933-7388
NSN 6685-00-061-8910