NATO Stock Number
5307-00-169-8402
Sold in multiples of
100 EA
DEMIL
NO
Thread Class
3a nut thread
Thread Pitch Diameters
+0.2218/+0.2233 inches stud thread
Thread Pitch Diameters
+0.2218 to 0.2233 inches stud thread
Thread Direction
Right-hand nut thread
Thread Direction
Right-hand stud thread
Thread Length
0.552 inches nut thread and 0.572 inches nut thread
Thread Length
0.678 inches stud thread and 0.698 inches stud thread
Thread Length
0.552 inches and 0.572 inches nut thread
Overall Length
Between 2.178 inches and 2.198 inches
Distance From Cotter Pin Hole Centerline To Nut End
0.100 inches first hole and 0.120 inches first hole
Cotter Pin Hole Diameter
0.065 inches first hole and 0.072 inches first hole
End Application
Spec item
Thready Qty Per Inch (tpi)
20 stud thread
Thready Qty Per Inch (tpi)
28 nut thread
Hardness Rating
Between 26.0 rockwell c and 32.0 rockwell c
Thread Size
0.250 inches nut thread
Thread Size
0.250 inches stud thread
Surface Finish
32.0 microinches nut thd
Surface Finish
32.0 microinches stud thd
Surface Finish
63.0 microinches shank
Material
Steel comp 8740
Material Specification
Ams 6322 assn standard single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Ams 2400 assn standard single treatment response
Thread Series Designator
Unc stud thread
Thread Series Designator
Unf nut thread