This nsn no longer has navy irpod requirements
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 5910-01-253-3324
NSN 5930-00-431-3903
NSN 5999-00-876-3674
NSN 5990-01-443-2931
NSN 6150-01-552-3208
NSN 5996-01-442-8296
NSN 5905-01-071-2392
NSN 5930-00-168-1448
NSN 6145-00-719-7395
NSN 5905-01-654-5272
NSN 6150-00-189-0292
NSN 7035-01-252-5919