"GAGE,FLUSH PIN;PWA71149 GAGE,CONSISTS OF RECT. STEEL BODY W/DOWEL PIN INTO BODY AT EACH END,GAGE BLOCK DOWELED & SCREWED TO CENTER OF BODY THAT HOUSES AISI A2 FLUSH PIN WHICH FITS INTO DIAM. OF GAGE BLOCK & HAS CONT. TRAVEL WITHIN BLOCK,NOTCH ON O.D. OF FL PIN CAPT. BY DOWEL PRESS THRU GAGE BLOCK TO CTRL TRAV. DIST. OF PIN;FLUSH PIN END MUST BE FLUSH TO GAGE BLOCK IF TUBE IS IN ASS. POSITION;9.0 IN. L;2.0 IN. W;0.5 IN. H;3.0 LB;SERD 7265"