As differentiated by filler of non-asbestos material
A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. Excludes disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.
NSN 4140-00-565-0386
NSN 2925-01-208-0711
NSN 5855-01-530-4147
NSN 5915-00-513-1068
NSN 5965-01-576-9309
NSN 5998-00-606-4043
NSN 6135-01-606-0596
NSN 5930-00-726-5377
NSN 5965-01-350-1890
NSN 5925-01-287-5629
NSN 5990-00-155-2306
NSN 5998-01-548-8825