Related Post: 1 4 40 Thread Dimensions 1 4 40 Thread 1 4 40 Threaded Rod 1 4 40 Thread Minor Diameter 1 4 40 Thread Gage 1/4-40 Thread Pitch 1 4 40 Screw 1 4 40 Tpi Thread 1 4 X 40 Thread Dimensions 1/4-40 Uns Thread