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  • Enlarged head diameter reduces stress on panel.
  • Thicker head allows for larger hole in attached panels.
  • Clinch design provides high-strength in sheets as thin as 0.8 mm.
  • Recommended for use in steel or aluminum sheets HRB (Rockwell “B” Scale) 85 or less and HB (Hardness Brinell) 165 or less.
Unit of Measure

Thread Size x Pitch

 N/A M6 x 1

Thread Code

 N/A M6

Length Code

 N/A 25

Min. Sheet Thickness

 N/A 0.8 mm

Hole Size in Sheet + 0.13

 N/A 6 mm

L - Length ± 0.4

 N/A 25 mm Heavy-Duty-Studs-for-Thin-Sheets---Type-THFE-2.jpg

H ± 0.25

 N/A 11.35 mm
S Max.1 N/A 2.62 mm

T Max.

 N/A 1.70 mm

Max. Hole in Attached Parts

 N/A 8.3 mm

Min. Dist. Hole C/L to Edge

 N/A 10.5 mm

Thread Strength

 N/A 900 MPa

For Use in Sheet Hardness

 N/A HRB 85 / HB 165 or Less

Thread Specification

 N/A External, ASME B1.13M, 6g

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 Threads are gageable to within 2 pitches of the “S” Max. dimension. A class 3B/5H maximum material commercial nut shall pass up to the “S” Max. dimension.