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NAS601-9B

Machine Screw

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Description

Fastener Length: 1/2", Thread: 6-32, Thread Length: 9/16", NAS601 series screw

Specifications

Fastener Length 0.562
Hardness Rating 36.0 rockwell c minimum and 40.0 rockwell c maximum
Head Diameter 0.256 inches minimum and 0.270 inches maximum
Head Height 0.087 inches minimum and 0.097 inches maximum
Head Style Pan Head
Internal Drive Style Cross recess type 1
Length 1/2
Material Steel
Min. Tensile Strength (psi) 160000 pounds per square inch
Screw Material Steel comp 8630
Screw Material Specification Mil-s-6050 mil spec single material response or an-s-9 mil std single material response
Screw Surface Treatment Cadmium
Screw Surface Treatment Specification Qq-p-416,type 2 class 3 fed spec single treatment response
Thread Class 3a
Thread Diameter 0.138
Thread Direction Right-hand
Thread Length 0.500 inches minimum and 0.562 inches maximum
Thread Qty 32
Thread Qty Per Inch (tpi) 32
Thread Series Designator UNC
Thread Size 6

Cross-reference

Similar parts

Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.

  • NAS1100-06-9 NAS #6-32 · 1/2 in · Pan Head · Steel
  • NAS601-9P NAS #6-32 · 1/2 in · Pan Head · Steel

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