Male piston external: zero back-up gland width
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 5930-01-479-1538
NSN 5999-01-036-6991
NSN 5915-01-468-5793
NSN 5998-00-951-7422
NSN 6320-01-279-0343
NSN 5950-01-459-6562
NSN 6645-01-559-3008
NSN 5960-01-518-4440
NSN 5965-00-985-9157
NSN 5905-01-184-8654
NSN 6150-00-850-7316
NSN 6135-01-659-7653