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 6110-01-632-1792
NSN 6130-00-816-7981
NSN 5835-01-231-4901
NSN 6610-01-409-1781
NSN 4140-01-426-8428
NSN 6150-00-953-2370
NSN 6645-01-415-3894
NSN 2925-00-513-6644
NSN 5930-00-097-1035
NSN 6130-01-425-6463
NSN 6620-00-080-2847
NSN 5855-00-832-9341