BS-EN-4138 Complete Document History
Aerospace series. Screws, pan head, offset cruciform recess, coarse tolerance normal shank, medium length thread, in alloy steel, cadmium plated. Classification: 1 100 MPa (at ambient temperature) / 235 C

Complete Current Edition:
   2016 EDITION - Classification: 1 100 MPa (at ambient temperature) / 235 ¦C - April 30, 2016

Obsolete Revision Information:
   2009 EDITION - SHANK, MEDIUM LENGTH THREAD, IN ALLOY STEEL, CADMIUM PLATED, - Jan. 31, 2010