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 6645-01-371-6856
NSN 5990-01-478-8638
NSN 6145-01-399-8414
NSN 5915-00-009-4351
NSN 6220-00-676-0904
NSN 6685-00-184-3894
NSN 6150-01-486-7124
NSN 5996-00-518-3675
NSN 5985-01-468-0368
NSN 5945-01-585-2133
NSN 2925-00-549-6759
NSN 5915-01-484-1820