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 5915-00-240-2712
NSN 6320-00-098-2858
NSN 6240-01-437-8991
NSN 6320-01-177-3192
NSN 6650-01-189-7040
NSN 6145-01-463-8129
NSN 6240-00-705-7731
NSN 5930-01-113-5992
NSN 6110-00-829-1052
NSN 7035-00-349-8571
NSN 5945-01-410-7778
NSN 6135-01-510-4663