NAS1801-3-25 Machine Screw

Product Series
NAS
ECCN
EAR99
Schedule
7318.15.9000
Unit of Measure: EA

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Head Style
Hexagon
Thread Class
3a
Fastener Length
Between 1.546 inches and 1.593 inches
Head Height
Between 0.105 inches and 0.120 inches
Internal Drive Style
Cross recess type 1
Min. Tensile Strength (psi)
160000 pounds per square inch
Screw Material
Steel comp e4340 or steel comp 8740
Screw Material Specification
Mil-s-5000 military specification 1st material response or mil-s-6049 military specification 2nd material response or ams6322 assn standard 2nd material response
Screw Surface Treatment
Cadmium and chromate
Screw Surface Treatment Specification
Qq-p-416 ty2 cl2 federal specification single treatment response
Specification Data
80205-nas1801 professional/industrial association standard
Thread Diameter
0.190 inches
Thread Direction
Right-hand
Thread Length
Between 1.482 inches and 1.561 inches
Thread Qty Per Inch (tpi)
32
Thread Series Designator
Unjf (fine thread with external controlled root radius)
Width Between Flats
Between 0.305 inches and 0.314 inches