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 4140-01-152-6600
NSN 5935-00-444-0264
NSN 5965-01-285-7356
NSN 5950-00-310-4655
NSN 5950-00-072-5464
NSN 6240-01-618-7818
NSN 5930-01-029-3085
NSN 5975-01-504-6151
NSN 5855-00-100-9003
NSN 5950-00-274-5707
NSN 5920-01-127-0252
NSN 6145-01-489-1003