| GENERAL CHARACTERISTICS ITEM DESCRIPTION | CRES,HAMILTON STANDARD SPEC NO. HS178,ROCKWELL HARDNESS,RC31-39,CASE HARDEN,1000 VH MIN,0.170 IN. MIN,0.175 IN. MAX O/A LG,0.221 IN. MIN,0.223 IN. MAX BODY OD,0.320 IN. MIN,0.330 IN. MAX HEAD DIA,36 SERRATIONS EQUALLY SPACED |