MS-9047 Complete Document History
Pin - Spring, Steel, Phosphate Finish (Superseded by ms-171401Thrums-171900)

Complete Current Edition:
   REVISION A - PIN-SPRING, STEEL, PHOSPHATE F - Nov. 3, 1980

Obsolete Revision Information:
   BASE - PIN - SPRING, STEEL, PHOSPHATE - Aug. 10, 1956