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 5910-00-489-1456
NSN 4140-00-912-1904
NSN 5930-01-481-3316
NSN 6645-01-529-4411
NSN 6620-01-034-4539
NSN 6105-01-317-3657
NSN 6620-00-170-5296
NSN 5998-01-417-5674
NSN 5915-01-381-2519
NSN 4140-01-449-8005
NSN 6650-01-297-8168
NSN 5935-01-494-0838