NATO Stock Number
5136-00-671-2261
Sold in multiples of
DEMIL
NO
Thread Pitch Diameters
+0.4014/+0.4019 inches
Thread Direction
Right-hand
Thread Length
1.438 inches
Shank Diameter
0.323 inches
Width Across Flats
0.242 inches
Overall Length
3.156 inches
Flute Quantity
4
Thread Structure
Regular
Thread Forming Method
Ground
Starting Chamfer Type
Plug
Square End Length
0.406 inches
Material And Location
Steel, high speed
Style Designator
Straight flute
Thread Size And Series/type Designator
0.438-14 unc
Nondefinitive Specification/std Data
1 type and a series and b style
Departure From Cited Designator
As mod by thd pitch dia