PennEngineering
PennEngineering
Corporate Headquarters – Danboro, PA
5190 Old Easton Rd.
Danboro, PA 18916
Phone: 215-766-8853
Toll-Free Phone: 1-800-237-4736 (U.S. only)
Email: info@pemnet.com
Website: www.pemnet.com
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For attachment of thin sheets to plastics, common casting materials and other similar base materials. Also available in micro sizes, which are ideal for compact electronics.

Features and Benefits
  • Secure sheets to common magnesium die casting materials such as AZ91D. Also appropriate for attaching panels to plastics such as ABS.
  • Alternative to screws, eliminating the need to tap or use threaded inserts.
  • Tapered tip for easier alignment into base panel.
  • Top sheet can be any material.
  • Low-profile head.
  • Simple, press-in installation. Does not require heat or ultrasonics.
  • Can be installed automatically.
    •
    Unit of Measure

    Specifications

    Type

    		 N/A TK4

    Base Panel Hole Size Code

    		 N/A 25

    Length Code

    		 N/A 500

    Top Sheet Hole Size

    		 N/A 0.123 in ±.005 in 3.13 mm ±0.12 mm

    Base Panel Hole Size

    		 N/A 0.098 in +.003 in 2.5 mm +0.08 mm

    Top Sheet Thickness Max.

    		 N/A 2.2 mm.087 in

    C Max.

    		 N/A 2.88 mm.113 in TK-Dwg-800x600.jpg

    H

    		 N/A 0.173 in ±.008 in 4.4 mm ±0.2 mm

    L

    		 N/A 0.197 in ±.010 in 5 mm ±0.25 mm

    T

    		 N/A 0.032 in ±.006 in 0.8 mm ±0.15 mm
    Min. Dist. Hole C/L to Edge1 N/A 3 mm.118 in

    Material

    		 N/A 400 Series Stainless Steel

    Standard Finish

    		 N/A Passivated and/or tested per ASTM A380

    For use in

    		 N/A Castings and Brittle Materials

    For Use in Sheet Hardness

    		 N/A HRB 80 or Less (Hardness Rockwell "B" Scale)
    HB 150 or Less (Hardness Brinell)
    • 1 Minimum boss diameter is twice centerline-to-edge value.