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Unit of Measure

Thread Size

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

Type

 N/A Non-Jacking - SCB

Thread Code

 N/A 440

Screw Length Code

 N/A 8

Min. Sheet Thickness

 N/A .040 in

Hole Size in Sheet + 0.003 - 0.000

 N/A .112 in

E ± .010

 N/A .250 in a1271.jpg

H Nom.

 N/A .080 in

L - Length ± .015

 N/A .500 in

T Nom.

 N/A .130 in

Nom. Axial Float

 N/A .330 in

Driver Size

 N/A #1 Phillips

Min. Dist. Hole C/L to Edge

 N/A .130 in
Thread Specification1 N/A ANSI B1.1, 2A

Material

 N/A Heat-Treated Carbon Steel

Finish

 N/A Zinc plated per ASTM B633, SC1 (5µm), Type III, colorless

Finish Spring

 N/A Natural Finish

For Use in Sheet Hardness

 N/A HRB 80 or Less (Hardness Rockwell “B” Scale) / HB 150 or Less (Hardness Brinell)

CAD Supplier

 N/A PennEngineering® (PEM®)
  • 1 As with all external plated threads, Class 2A/6g, the maximum major and pitch, after plating, may equal basic sizes and be gauged to Class 3A/4h, per ANSI B1.1, Section 8, Table 3A and ANSI B1.13M, Section 8, Paragraph 8.2.