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 All Categories    Thru-Hole Unthreaded Standoffs - Type SO4 - Metric
All Categories > PEM® Brand Fasteners for Metal Sheets and Panels > Standoffs for Sheet Metal > Standoffs, Thru-Hole, Threaded and Unthreaded – Types SO, SO4, SOA, SOS > Thru-Hole Unthreaded Standoffs – Type SO4 > Thru-Hole Unthreaded Standoffs - Type SO4 - Metric > Part # SO4-43.1-20  

Part # SO4-43.1-20, Thru-Hole Unthreaded Standoffs - Type SO4 - Metric


These standoffs, which use the proven self-clinching design, install with a squeeze in properly sized round holes - and become permanently mounted in the thin sheet.

Unthreaded standoffs are also available for spacing multi-panel assemblies.





 Specifications   

Thru-Hole Code

43.1

Length Code

20

Min. Sheet Thickness

1 mm

Hole Size in Sheet + 0.08

4.22 mm

B - Thru-hole Diameter + 0.1 - 0.08

View
3.1 mm

C - 0.13

4.2 mm

H Nom.

4.8 mm

L - Length +0.05 –0.131

20 mm

Min. Dist. Hole C/L to Edge2

6 mm

For Use in Sheet Hardness3

HRB 88 / HB 183 or Less

Fastener Material

400 Series Stainless Steel

Standard Finish

Passivated and/or tested per ASTM A380

CAD Supplier

PennEngineering® (PEM®)

Inventory

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1 The “L” dimension is the height of the installed stud at max grip. The height of the stud will increase if it is installed into thinner material. To calculate “actual L” use this formula: max grip - actual grip + L = “actual L”
2 To minimize sheet distortion and maximize product performance, use a centerline-to-edge value greater or equal to the value specified.
3 HRB - Hardness Rockwell “B” Scale. HB - Hardness Brinell.


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PEM Bulletin SO

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PEMSERTER® Tooling Selector