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 6620-01-290-0197
NSN 5855-01-384-3314
NSN 5910-01-130-7635
NSN 6645-00-684-1273
NSN 5930-01-361-9027
NSN 5910-01-152-1230
NSN 6105-01-199-7725
NSN 6645-01-600-2080
NSN 6240-01-211-4507
NSN 5975-00-011-3714
NSN 5835-01-460-6054
NSN 6105-00-818-2157