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 4140-01-545-7754
NSN 5950-00-983-7216
NSN 5975-01-094-2362
NSN 5996-01-633-7979
NSN 5895-01-353-8054
NSN 5930-00-060-0466
NSN 6220-01-125-8331
NSN 5935-01-512-1863
NSN 2925-01-113-6904
NSN 6110-00-553-8816
NSN 4140-01-619-4307
NSN 6105-00-998-4679