NAS1801-3-38 Machine Screw

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

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Head Style
Dished hexagon
Thread Class
3a
Fastener Length
Between 2.359 inches and 2.406 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 4340 or steel comp 8740
Screw Material Specification
Mil-s-5000 military specification single material response or mil-s-6049 military specification single material response or ams6322 assn standard single material response
Screw Surface Treatment
Cadmium
Screw Surface Treatment Specification
Cl 2 federal specification single treatment response type 2 qq-p-416
Specification Data
80205-nas1801 professional/industrial association standard
Thread Diameter
0.190 inches
Thread Direction
Right-hand
Thread Length
Between 2.342 inches and 2.343 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