NAS623-2-11 Machine Screw

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

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Head Style
Pan
Thread Class
2a
Fastener Length
Between 0.949 inches and 0.979 inches
Hardness Rating
Between 36.0 rockwell c and 40.0 rockwell c
Head Height
Between 0.105 inches and 0.115 inches
Internal Drive Style
Cross recess type 1
Min. Tensile Strength (psi)
160000 pounds per square inch
Screw Material
Steel comp 4140 or steel comp e4340 or steel comp 8740
Screw Material Specification
Mil-s-5626 military specification 1st material response or mil-s-5000 military specification 2nd material response or mil-s-6049 military specification 3rd material response
Screw Surface Treatment
Cadmium and chromate
Screw Surface Treatment Specification
Qq-p-416 type 2 cl 2 federal specification single treatment response
Specification Data
80205-nas623 professional/industrial association standard
Thread Diameter
0.164 inches
Thread Direction
Right-hand
Thread Length
Between 0.251 inches and 0.301 inches
Thread Qty Per Inch (tpi)
32
Thread Series Designator
Unjc
Head Diameter
Between 0.306 inches and 0.322 inches