NATO Stock Number
5307-00-143-9883
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
3a nut thread
Thread Pitch Diameters
+0.2869/+0.2884 inches stud thread
Thread Pitch Diameters
+0.2869 to 0.2884 inches stud thread
Thread Direction
Right-hand nut thread
Thread Direction
Right-hand stud thread
Thread Length
0.500 inches nut thread
Thread Length
0.420 inches stud thread
Locking Feature
Ring, lock serrated
Overall Length
Between 1.233 inches and 1.263 inches
Distance From Serrated Portion To Nut End
0.688 inches
Distance From Serrated Portion To Stud End
0.560 inches
Distance From Serrated Portion To End Of Stud Thread
0.140 inches
Serration Quantity
17
Thready Qty Per Inch (tpi)
24 stud thread
Hardness Rating
26.0 rockwell c
Thread Size
0.312 inches stud thread
Serration Included Angle
86.0 degrees
Material
Steel comp 4130
Material Specification
Mil-s-6758 military specification single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 2, cl 3 federal specification single treatment response
Style Designator
Locked in
Thread Series Designator
Uns stud thread