BS-EN-4161 Complete Document History
Aerospace series. Screws, pan head, offset cruciform recess, coarse tolerance normal shank, long thread, in alloy steel, cadmium plated. Classification: 1 100 PMa (at ambient temperature)/235 C

Complete Current Edition:
   2019 EDITION - ong thread, in alloy steel, cadmium plated. Classification: 1 100 PMa (at ambient temperature)/235 °C - Nov. 8, 2019

Obsolete Revision Information:
   2009 EDITION CORRIGENDUM 1 - CORRIGENDUM 1 FOR 2009 EDITION - June 1, 2010
   2009 EDITION - Aerospace series. Screws, pan head, offset cruciform recess, coarse tolerance normal shank, long thread, in alloy steel, cadmium plated. Classification: 1100 MPa (at ambient temperature) / 235 °C - Jan. 31, 2010