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All Categories > PEM® Brand Fasteners for Metal Sheets and Panels > microPEM® Fasteners > TackSert® Pins > Part # TK4-25-800  
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Part # TK4-25-800, microPEM® TackSert™ Type TK™ Pins



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.





  •  Specifications   

    Type

    TK4

    Base Panel Hole Size Code

    25

    Length Code

    800

    Top Sheet Hole Size

    0.123 in ±.005 in
    3.13 mm ±0.12 mm

    Base Panel Hole Size

    0.098 in +.003 in
    2.5 mm +0.08 mm

    Top Sheet Thickness Max.

    3.4 mm
    .134
    in

    C Max.

    View
    2.88 mm
    .113
    in

    H

    0.173 in ±.008 in
    4.4 mm ±0.2 mm

    L

    0.315 in ±.010 in
    8 mm ±0.25 mm

    T

    0.032 in ±.006 in
    0.8 mm ±0.15 mm

    Min. Dist. Hole C/L to Edge1

    3 mm
    .118
    in

    Material

    400 Series Stainless Steel

    Standard Finish

    Passivated and/or tested per ASTM A380

    For use in

    Castings and Brittle Materials

    For Use in Sheet Hardness

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


     MORE IMAGES 

    ·  TackSert® Pins - Top Sheet Thickness



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