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 2925-00-275-1807
NSN 2925-01-201-3043
NSN 5915-01-242-9686
NSN 6110-01-157-5506
NSN 5950-00-699-9997
NSN 6240-01-461-2139
NSN 5950-01-407-2566
NSN 6610-01-227-7221
NSN 6150-01-308-4232
NSN 4140-00-763-6527
NSN 5930-01-391-0061
NSN 5905-00-848-2174