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NAS1100-3-7

Machine Screw

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Description

Pan Head Machine Screw

Specifications

Country of Origin USA
Drive Style Offset Cruciform
Fastener Length 0.438
Hardness Rating 36.0 rockwell c minimum and 40.0 rockwell c maximum
Head Diameter 0.357 inches minimum and 0.373 inches maximum
Head Height 0.122 inches minimum and 0.133 inches maximum
Head Style Pan Head
Head Type Recessed Pan
Industry Standards/Certification NAS1100
Internal Drive Style Torque set
Length 0.438 in, 7/16
Material Steel
Min. Tensile Strength (psi) 160000 pounds per square inch
NIIN 00-807-0388
NSN 5305-00-807-0388
Screw Material Steel comp e4340 or steel comp 2340 or steel comp 8740 or steel comp 8630 or steel comp 6150 or steel comp 4140 or steel comp 4037
Screw Surface Treatment Cadmium and chromate
Screw Surface Treatment Specification Qq-p-416,ty 2,cl 3 fed spec all treatment responses
Sold In EA
Thread Class 3a
Thread Diameter 0.190
Thread Direction Right-hand
Thread Length 0.388 inches minimum and 0.438 inches maximum
Thread Qty 32
Thread Qty Per Inch (tpi) 32
Thread Series Designator UNF
Thread Size 0.1900-32, 10
Weight 0.0055 lb

Cross-reference

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