NAS1580C3T5P Close Tolerance Screw

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

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Head Style
Flat countersunk
Material
Iron alloy 660
Surface Treatment
Qq-p-416 ty2 cl2 federal specification all treatment responses
Thread Class
3a
Countersink Angle
Between 99.0 degrees and 101.0 degrees
Fastener Length
Between 0.660 inches and 0.690 inches
Grip Diameter
Between 0.1885 inches and 0.1895 inches
Grip Length
Between 0.302 inches and 0.322 inches
Internal Drive Style
Offset cruciform (torque set)
Material Specification
Ams5731 assn standard single material response or ams5732 assn standard single material response or ams5737 assn standard single material response
Min. Tensile Strength (psi)
160000 pounds per square inch
Specification Data
80205-nas1580 professional/industrial association standard
Thread Diameter
0.190 inches
Thread Direction
Right-hand
Thread Length
0.363 inches
Thread Qty Per Inch (tpi)
32
Thread Series Designator
Unjf (fine thread with external controlled root radius)
Head Diameter
Between 0.3390 inches and 0.3813 inches