NAS1804-7 Self-Locking Extended Washer Nut

Product Series
NAS
ECCN
EAR99
Schedule
7318.22.0000
Unit of Measure: EA

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Material
Steel
Surface Treatment
Cl 2 federal specification single treatment response qq-p-416
Thread Class
3b
Thread Series
Unjf (fine thread with external controlled root radius)
Thread Size
0.438 inches
Hardness Rating
45.0 rockwell c
Locking Feature
Prevailing torque all metal design
Material Specification
Ams 6304 assn standard 1st material response or ams 6487 assn standard 2nd material response
Nut Style
Double hexagon
Overall Height
0.438 inches
Specification Data
80205-nas1804 professional/industrial association standard
Tempurature Rating
450.0 degrees fahrenheit
Thread Direction
Right-hand
Thread Qty Per Inch (tpi)
20
Washer Outside Diameter
0.729 inches
Washer Thickness
0.069 inches
Width Across Flats
Between 0.553 inches and 0.564 inches
Lubrication
Dry film lubricant