"GAGE,ALIGNMENT CAPILLARY;MACHINED STEEL BAR HAVING ONE END FORMED TO CHECK VERTICAL ALIGNMENT AND CLEARANCE WITH DIAPHRAGM COVER AND OPPOSITE END FORMED TO CHECK HORIZONTAL ALIGNMENT AND CLEARANCE WITH DAMPING CUSHION SUPPORT ARM OF DIAPHRAGM COVER;ITEM IS 1.000 IN. HIGH WIDE,4.000 IN. LONG,1.000 IN. HIGH"