NATO Stock Number
5136-01-038-2907
Sold in multiples of
EA
DEMIL
NO
Thread Pitch Diameters
+0.2268/+0.2300 inches
Thread Direction
Right-hand
Thread Length
Between 1.062 inches and 1.188 inches
Shank Diameter
Between 0.3165 inches and 0.3180 inches
Width Across Flats
Between 0.234 inches and 0.238 inches
Overall Length
Between 2.688 inches and 2.750 inches
Flute Quantity
4
Thread Structure
Regular
Thread Forming Method
Ground
Starting Chamfer Type
Plug
Square End Length
Between 0.344 inches and 0.406 inches
Material And Location
Steel
Style Designator
Straight flute
Thread Size And Series/type Designator
0.250-28 sti
Specification Data
81343-as59158 professional/industrial association standard
Nondefinitive Specification/std Data
1 type and 1 class