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 4140-00-224-9149
NSN 6620-01-288-8249
NSN 6135-01-048-0910
NSN 6105-00-458-2987
NSN 5855-01-594-0955
NSN 5990-01-007-9483
NSN 6620-00-974-6795
NSN 5975-01-366-3324
NSN 6105-01-200-8011
NSN 4140-00-252-0879
NSN 6610-01-351-0072
NSN 6610-01-324-7017