Back
8-32 UNC NC
Clear Hole = Drill ~ Probable Ø
Basic
.164
+.0035
#19 (.166) ~ .1675
+.0065
#18 (.1695) ~ .1705
+.0105
#17 (.173) ~ .1745
Cut Tap % ~ Drill ~ Probable Ø
65%
#29 (.136) ~ .1375
60%
3.50mm (.1378) ~ .1393
55%
#28 (.1405) ~ .142
Form Tap % ~ Drill ~ Probable Ø
65%
#25 (.1495) ~ .151
Socket Head Screw Size
Basic Head Height
.159 - .164
Basic Head Diameter
.262 - .270
General Data
Internal Hex Size
9/64
Stress Area in Sq. In.
.014