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Unit of Measure

Thread Size

N/A .112-40 (#4-40)

Thread Code

N/A RT440

Length Code

N/A 8

Min. Sheet Thickness

N/A .040 in

Hole Size in Sheet + .003 - .000

N/A .166 in

C + .000 - .005

N/A .165 in SO-RT-dimensional-drawing.jpg

H Nom.

N/A .187 in

L - Length +.002 –.005

N/A .250 in

Min. Dist. Hole C/L to Edge

N/A .23 in

Non-stocked Length Range

N/A .125 to .750 in
For Use in Sheet Hardness1 N/A HRB 80 / HB 150 or Less

Thread Specification

N/A Internal, ASME B1.12B/ASME B1.13M 6H

Fastener Material

N/A Hardened Carbon Steel

Standard Finish

N/A Zinc Plated per ASTM B633, SC1 (5µm), Type III Colorless

CAD Supplier

N/A PennEngineering® (PEM®)
  • 1 HRB - Hardness Rockwell “B” Scale. HB - Hardness Brinell.