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Standard Metal-Tack Sizes


METAL TACK SIZES
Parts Number
Series
Style
Grip Length (A)
Shank Diameter (B)
Suggested Tag Hole
Head Diameter (C)
Point Length (D)
Head Thickness (E)
CARBON STEEL
5158 51 2 .020 .099 .120"-.125" 5/32" .106" .040"
5170 51 2 .030" .099 .120"-.125" 5/32" .106 .040"
5126 51 3 .030 .109 .120"-.125" 5/32" .116" .040"
3155 31 3 .015" .086" .100"-.105" 3/16" .072" .040"
3158 31 1 .020" .099 .120"-.125" 3/16" .106" .040"
3105 31 3 .030" .086" .100"-.105" 3/16" .072" .040"
3161** 31 2 .030" .099 .120"-.125" 3/16" .106" .040"
3170 31 1 .030" .099 .120"-.125" 3/16" .106" .040"
3126 31 3 .030" .109 .120"-.125" 3/16" .116" .040"
3123 31 3 .050" .109 .120-.125" 3/16" .116" .040"
3124 31 3 .060" .109 .120"-.125" 3/16" .116" .040"
4164* 41 4 .025" .112"/.096" .125"-.130" 1/4" .106" .050"
4138* 41 4 .020" .103"/.069" .120"-.125" 1/4" .066" .050"
4136* 41 4 .031" .175"/.149" .200"-.205" 1/4" .106" .050"
4139* 41 4 .040" .146"/.104" .165"-.170" 1/4" .106" .050"
4156* 41 4 .062" .175"/.123" .200"-.205" 1/4" .106" .050"
4148* 41 4 .072" .179"/.104" .200"-.205" 1/4" .106" .050"
4106*. 41 4 .125" .175"/.100" .200"-.205" 1/4" .106" .050"
STAINLESS STEEL
3355 33 3 .015" .086 .100"-.105 3/16" .072" .040"
3358 33 1 .020" .099 .120"-.125 3/16" .106" .040"
3305 33 3 .030" .086 .100"-.105" 3/16" .072" .040"
3370 33 1 .030" .099 .120"-.125" 3/16" .106" .040"
3326 33 3 .030" .109 .120"-.125" 3/16" .116" .040"
4364* 43 4 .025" .112"/.096" .125"-.130" 1/4" .106" .050"
4339* 43 4 .040" .146"/.104 .165"-.170" 1/4" .106" .050"
RDS (for harder base materials)
3458 34 1 .020" .099" 120"-125" 3/16" .106" .040"
3426 34 3 .030" .109" 120"-125" 3/16" .116" .040"
 

     *Tapered Shank
     ** Chamfered Head

MATERIAL
Standard Metal-Tacks are manufactured from alloy carbon steel and are heat treated and annealed. Stainless tacks are made from number 455 stainless. This material has enough steel in it to be heat treated and will stick to a magnet. Other materials are available by special quotation.

TEMPERATURE RANGE
Metal-Tacks will withstand temperatures from -325 degrees F. to 1000 degrees F. after they have been driven.

PLATING
All Metal-Tack fasteners are copper/nickel plated .0002"(.005mm). Other
platings and finishes are available upon request.

STRESS RISERS
Metal-Tacks will not cause stress risers. This fastener works by cold forming a very small area and does not cause any stress lines or fractures. A math model showing the affected area of the base material is available.

SYSTEM REQUIREMENTS
Generally, the Metal-Tack requires an 1/8" of base material that will cold form and is below Rockwell b l00 or Brinell 240.

 

 

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