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NAS1101-04H3

Screw

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Description

Fastener Length: 3/16", Hole Diameter: 1/32", Thread: 4-40, Thread Length: 3/16"

Specifications

Fastener Length 0.157 inches minimum and 0.188 inches maximum
Hardness Rating 36.0 rockwell c minimum and 42.0 rockwell c maximum
Head Diameter 0.178 inches minimum and 0.183 inches maximum
Head Height 0.059 inches minimum and 0.069 inches maximum
Head Hole Configuration Style Round
Head Style Flat chamfer
Hole Diameter 0.038
Hole Quantity 2
Internal Drive Style Torque set
Length 3/16
Material Steel
Min. Tensile Strength (psi) 160000 pounds per square inch
Screw Material Steel comp e4340 or steel comp 8740 or steel comp 8735 or steel comp 6150 or steel comp 4140 or steel comp 4037
Screw Material Specification Mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or mil-s-6098 mil spec 3rd material response or mil-s-8503 mil spec 4th material response or mil-s-5626 mil spec 5th material response or ams 6300 assn std 6th material response
Screw Surface Treatment Cadmium and chromate
Screw Surface Treatment Specification Qq-p-416 ty 2 cl 3 fed spec single treatment response
Thread Class 3a
Thread Diameter 0.112
Thread Direction Right-hand
Thread Length 0.138 inches minimum and 0.188 inches maximum
Thread Qty 40
Thread Qty Per Inch (tpi) 40
Thread Series Designator UNC
Thread Size 4

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Catalog data updated 2026-07-05. Report a data error