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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


    N/A TK4

    Base Panel Hole Size Code

    N/A 40

    Length Code

    N/A 600

    Top Sheet Hole Size

    N/A 0.191 in ±.005 in 4.84 mm ±0.12 mm

    Base Panel Hole Size

    N/A 0.158 in +.003 in 4 mm +0.08 mm

    Top Sheet Thickness Max.

    N/A 1.7 mm.067 in

    C Max.

    N/A 4.44 mm.175 in TK-Dwg-800x600.jpg


    N/A 0.276 in ±.008 in 7 mm ±0.2 mm


    N/A 0.236 in ±.010 in 6 mm ±0.25 mm


    N/A 0.055 in ±.006 in 1.4 mm ±0.15 mm
    Min. Dist. Hole C/L to Edge1 N/A 4.5 mm.177 in


    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.