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 5990-01-183-1897
NSN 5975-00-978-2531
NSN 5835-00-677-9659
NSN 5920-00-483-6386
NSN 5950-00-516-5379
NSN 5930-01-105-7875
NSN 2925-01-094-4771
NSN 5855-01-547-2537
NSN 6240-01-257-1052
NSN 5950-00-935-2428
NSN 6240-01-463-8276
NSN 4140-00-104-7323