Specification Revision List April 12 2012 Pratt & Whitney
Specification Revision List Pratt & Whitney April 12, 2012
Specification Revision List Pratt & Whitney April 12, 2012
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PWA<br />
P&W Production & Development <strong>Specification</strong>s - (PWA)<br />
PWA Spec Codes<br />
C = Controlled<br />
E = Engineering Source Approved<br />
I = Engineering source Approved for Ingot and/or Forging Stock<br />
N = Sources <strong>List</strong>ed in <strong>Specification</strong><br />
P = Patent Notice Applies<br />
Q = Sources Qualified by MCL (PWA Source Qualification <strong>List</strong>)<br />
PWA <strong>Specification</strong>s Inactive for New Designs (In Italics) - Highlighted in Green - * to the left indicates revision<br />
* Revised Since Previous Edition of 1/17/<strong>12</strong><br />
+ Added Since Previous Edition of 1/17/<strong>12</strong><br />
<strong>Revision</strong> Date 4/20<strong>12</strong><br />
Updated Quarterly<br />
* 1378L N<br />
1379M<br />
N<br />
1380E<br />
Q<br />
1381C<br />
N<br />
1382H<br />
N<br />
1383E<br />
N<br />
1384B<br />
N<br />
1385D<br />
N<br />
1386P<br />
N<br />
1387D<br />
N<br />
1388D<br />
N<br />
1389E<br />
N,P<br />
1390E<br />
E<br />
1392G<br />
E,I<br />
1393G<br />
N<br />
1394F<br />
I,E<br />
1395H<br />
I,E<br />
1397D<br />
N<br />
1398B<br />
N<br />
1404C<br />
I,E,P<br />
* 1405A Development I,E<br />
1419H<br />
I<br />
1422AG<br />
I,E,P<br />
1426N<br />
I,P<br />
1427A -<br />
1428A<br />
I,E<br />
1429A<br />
I,E<br />
1430A<br />
I,E<br />
1431B<br />
I,E<br />
1432A<br />
I,P<br />
1433A<br />
I<br />
1434A -<br />
* 1435A I<br />
1436B<br />
I<br />
1437C<br />
I,P<br />
1438A -<br />
1439A<br />
I,E<br />
1440B<br />
I,E<br />
* 1442 Development -<br />
1447L<br />
I<br />
* 1448F I<br />
1449F<br />
I<br />
1451W<br />
I<br />
1455Y<br />
I<br />
1456T<br />
I<br />
1464D -<br />
1467F<br />
I,E<br />
1468E -<br />
1469N<br />
I<br />
1471M<br />
I<br />
1472F<br />
I,P<br />
* 1474D -<br />
* 1475E -<br />
1476D<br />
I<br />
1477D<br />
I<br />
1478D -<br />
1479A -<br />
1480AB<br />
I,E<br />
1483E<br />
I,P<br />
1484W<br />
I,E<br />
1485J<br />
I<br />
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