AMS2429E results from a Five-Year Review and update of this specification with changes to ordering information, stress relief treatment (3.1.1), substrate (3.1.2), electrical contacts (3.1.4), auxiliary anodes (3.1.5), procedure (3.2.3), hydrogen embrittlement relief (3.3), thickness (3.4.1), hydrogen embrittlement (3.4.5), quality (3.5), responsibility for inspection (4.1), acceptance tests (4.2.1), periodic tests (4.2.2), preproduction tests (4.2.3), sampling and testing (4.3), acceptance tests (4.3.1), Table 1, periodic tests (4.3.2), sample configuration (4.3.3.2), table 2, hydrogen embrittlement test (4.3.3.4), control factors (4.4.3), reports (4.5), preparation for delivery (Section 5), rejections (Section 7), and notes (8.4 and 8.6).