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 5835-00-170-5238
NSN 6645-00-433-8729
NSN 6650-01-492-5263
NSN 5915-01-398-9831
NSN 6135-01-456-7541
NSN 5895-01-535-9546
NSN 5998-01-414-8491
NSN 5960-01-627-6547
NSN 6105-00-171-6521
NSN 6240-00-494-7144
NSN 6610-01-233-5857
NSN 2925-01-564-3847