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 6240-01-473-3781
NSN 5915-01-189-9449
NSN 6135-00-676-5807
NSN 5985-01-596-2970
NSN 6320-00-405-2348
NSN 6150-01-172-9099
NSN 2925-01-543-5571
NSN 5935-00-986-8012
NSN 6145-01-109-6826
NSN 5965-01-063-7894
NSN 6240-00-204-0459
NSN 6650-01-168-8451