Material certification required
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 6685-01-114-4878
NSN 6650-01-436-3478
NSN 5975-00-006-3169
NSN 5915-00-332-9984
NSN 5960-01-369-8666
NSN 6135-01-322-4655
NSN 2925-01-327-3069
NSN 5990-00-629-2794
NSN 5935-00-382-6464
NSN 5960-00-121-9926
NSN 5990-01-054-3332
NSN 4140-01-371-3700