AMS4275D has been reaffirmed to comply with the SAE five-year review policy.
This specification has been declared "NONCURRENT" by the Aerospace Materials Division, SAE, as of April 1989. It is recommended that this specification not be specified for new designs.
This cover sheet should be attached to the "C" Revision of the subject specification.
Noncurrent refers to those materials which have previously been widely used and which may be required on some existing designs in the future. The Aerospace Materials Division does not recommend these as standard materials for future use in new designs. Each of these "Noncurrent" specifications is available on request.