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 5930-01-245-0551
NSN 5990-00-320-2779
NSN 5950-00-371-2877
NSN 5990-00-950-4502
NSN 6135-00-271-0407
NSN 6130-01-395-6926
NSN 5835-01-515-6537
NSN 5930-01-514-2450
NSN 5905-01-107-2818
NSN 5920-00-529-0618
NSN 5998-01-643-8898
NSN 5950-00-806-8867