NATO Stock Number
5307-00-006-4942
Sold in multiples of
25 EA
DEMIL
NO
Thread Class
3a nut thread
Thread Pitch Diameters
+0.2187 to 0.2204 inches stud thread
Thread Direction
Right-hand nut thread
Thread Direction
Right-hand stud thread
Thread Length
0.265 inches stud thread and 0.295 inches stud thread
Thread Length
0.425 inches nut thread and 0.455 inches nut thread
Locking Feature
Ring, lock serrated
Overall Length
Between 1.285 inches and 1.345 inches
Distance From Serrated Portion To Nut End
Between 0.860 inches and 0.890 inches
Distance From Serrated Portion To Stud End
Between 0.425 inches and 0.455 inches
Distance From Serrated Portion To End Of Stud Thread
Between 0.130 inches and 0.190 inches
Serration Quantity
13
End Application
Spec item
Thready Qty Per Inch (tpi)
20 stud thread
Thready Qty Per Inch (tpi)
32 nut thread
Hardness Rating
26.0 rockwell c
Thread Size
0.190 inches nut thread
Thread Size
0.250 inches stud thread
Surface Finish
32.0 microinches nut thd
Serration Included Angle
102.0 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
Unf nut thread
Thread Series Designator
Uns stud thread