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 6240-01-190-9523
NSN 5915-01-201-2937
NSN 5920-01-626-5520
NSN 6135-00-866-2311
NSN 6105-01-355-2364
NSN 5965-00-092-5717
NSN 7035-01-191-2822
NSN 5835-00-366-0240
NSN 6620-00-990-3385
NSN 6105-00-476-0058
NSN 5925-01-032-5389
NSN 5999-01-625-9486