NATO Stock Number
5365-00-752-4788
Sold in multiples of
DEMIL
NO
Thread Class
2a
Thread Direction
Right-hand
Casehardening Indicator
Not casehardened
Chamfer Angle In Deg
45.0
Chamfer Length
0.063 inches
Width
0.188 inches
Overall Length
0.375 inches
Thread Size
3 in. - 12
Bore Diameter
2.375 inches
Depth
0.188 inches
Bore Shape
Straight
Screw Thread Series Designator
N
Drive Type
Slotted face
Accommodation Type And Quantity
4 slots
Angle Between Accommodations In Deg
90.0
Beveled Thread
Not included
Bore Annular Internal Serration
Not included
Setscrew Locking Notch
Not included
Bore Edge Process
Chamfered
Process End Location
Both ends
Material
Steel, qq-s-634, comp 1020-canceled and steel, qq-s-634, comp 1025-canceled
Material
Steel comp 1020 and steel comp 1025
Material Specification
Qq-s-634, comp 1020-canceled federal specification 1st material response and qq-s-634, comp 1025-canceled federal specification 2nd material response
Surface Treatment
Zinc or cadmium and dichromate
Surface Treatment
Zinc or cadmium dichromate
Fsc Application Data
Mount, howitzer, 155-mm, m80