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 6620-01-247-8535
NSN 7035-01-306-5226
NSN 5920-00-562-7439
NSN 6135-01-071-4923
NSN 5920-00-694-0483
NSN 5996-00-098-3864
NSN 5930-01-250-5001
NSN 5855-01-050-0861
NSN 5925-00-812-1562
NSN 5915-00-709-0068
NSN 5960-01-085-1918
NSN 5990-00-459-5752