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 4140-01-109-8591
NSN 5965-00-171-1265
NSN 5835-00-441-5004
NSN 6645-01-362-2587
NSN 5985-01-147-7872
NSN 5960-01-037-7988
NSN 6135-01-180-9611
NSN 5930-00-532-0815
NSN 5895-01-383-2536
NSN 6320-01-138-0442
NSN 5910-00-813-7257
NSN 6620-00-128-3201