NATO Stock Number
5310-00-273-4405
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Washer Outside Diameter
0.340 inches
Counterbore Diameter
0.185 inches nut and 0.195 inches nut
Lubrication
Soluble lubricant
Overall Height
Between 0.206 inches and 0.226 inches
Nut Style
Flat with turned up edge
Nut Counterbore Depth
0.072 inches nut and 0.087 inches nut
Width Across Flats
Between 0.213 inches and 0.221 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
36
Hardness Rating
Between 36.0 rockwell c and 40.0 rockwell c
Thread Size
0.164 inches
Material
Steel comp 1050 washer
Material
Steel comp 8740 nut or steel comp 4037 nut or steel comp e4340 nut or steel comp 4340 nut or steel nut
Material Specification
Mil-s-6049 military specification 1st material response nut or ams6300 assn standard 2nd material response nut or mil-s-5000 military specification 3rd material response nut or mil-s-5000 military specification 4th material response nut or astm a322 assn standard 5th material response nut
Material Specification
Qq-s-635 federal specification single material response washer
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 2, cl 3 federal specification single treatment response
