NATO Stock Number
5307-01-169-2864
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
3a nut thread
Thread Pitch Diameters
+0.3926/+0.3946 inches stud thread
Thread Direction
Right-hand nut thread
Thread Direction
Right-hand stud thread
Thread Length
0.505 inches stud thread and 0.535 inches stud thread
Thread Length
0.605 inches nut thread and 0.635 inches nut thread
Locking Feature
Ring, lock serrated
Overall Length
Between 1.345 inches and 1.405 inches
Distance From Serrated Portion To Nut End
Between 0.610 inches and 0.640 inches
Distance From Serrated Portion To Stud End
Between 0.735 inches and 0.765 inches
Distance From Serrated Portion To End Of Stud Thread
Between 0.200 inches and 0.260 inches
Distance From Cotter Pin Hole Centerline To Nut End
0.155 inches first hole and 0.185 inches first hole
Cotter Pin Hole Diameter
0.106 inches first hole
Serration Quantity
24
Thready Qty Per Inch (tpi)
14 stud thread
Thready Qty Per Inch (tpi)
24 nut thread
Hardness Rating
26.0 rockwell c
Thread Size
0.375 inches nut thread
Thread Size
0.438 inches stud thread
Surface Finish
32.0 microinches nut thd
Serration Included Angle
Between 101.0 degrees and 104.0 degrees
Material
Steel comp 4130
Material Specification
Mil-s-6758 military specification single material response
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416, type 2, cl 2 federal specification single treatment response
Style Designator
Locked in
Thread Series Designator
Unf nut thread
Thread Series Designator
Uns stud thread
