NATO Stock Number
5310-00-958-8845
Sold in multiples of
100 EA
DEMIL
NO
Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Washer Outside Diameter
0.660 inches
Counterbore Diameter
0.407 inches nut and 0.417 inches nut
Overall Height
Between 0.341 inches and 0.361 inches
Nut Style
Flat with turned up edge
Nut Height
0.188 inches
Nut Counterbore Depth
0.072 inches nut and 0.087 inches nut
Width Across Flats
Between 0.430 inches and 0.439 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
24
Hardness Rating
Between 36.0 rockwell c and 40.0 rockwell c
Thread Size
0.375 inches
Material
Steel comp 1050 washer
Material
Steel comp e4340 nut or steel comp 4340 nut or steel comp 8740 nut
Material Specification
Astm a108 assn standard single material response washer
Material Specification
Mil-s-5000 military specification 1st material response nut or mil-s-5000 military specification 2nd material response nut or mil-s-6049 military specification 3rd material response nut
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 2, cl 3 federal specification single treatment response