MTZ | Molded Thru-hole Zerts

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Features

  • Design provides excellent performance when molded in thermoplastics and thermosetting plastics.
  • Tapped open end allows screw to pass through the insert.
  • Custom lengths available by request.

Dimensions

Insert Thread Insert Thread Code L Insert Length ±0.13 Insert Length Code D Stock Dia. Before Knurl P End Diameter ±0.13 S1 S2 Thread Minor Diameter
M2 x 0.4 M2 3.18 3.18 3.96 3.61 0.78 0.78 1.58 -1.67
M2.5 x 0.45 M2.5 4.77 4.77 4.77 4.34 0.78 0.78 2.03- 2.14
M3 x 0.5 M3 4.77 4.77 4.77 4.34 0.78 0.78 2.47-2.59
M3.5 x 0.6 M3.5 5.56 5.56 5.56 5.13 0.78 1.57 2.87-3.01
M4 x 0.7 M4 6.35 6.35 6.35 5.74 1.16 1.57 3.25 -3.42
M5 x 0.8 M5 7.13 7.13 7.13 6.57 1.16 1.57 4.15 – 4.34
M6 x 1.0 M6 9.53 9.53 8.74 8.15 1.57 2.38 4.94 -5.16
M10 x 1.5 M10 14.27 14.27 12.70 11.84 2.38 2.38 8.55-8.67

(1) All dimensions are in millimeters and reference unless toleranced.

Installation

The MTZ Molded Thru–hole Zert is designed to be molded into the host plastic using a core pin to locate the insert in the mold. A good fit between the core pin and insert will prevent plastic from flowing into the threads.

Performance

Insert Thread Code Host Material Pull-out (kN) Torque-out (N-m)
M2 ABS 0.43-0.46 0.59-0.63
Polycarbonate 0.47-0.51 0.63-0.68
M2.5
M3
ABS 0.73-0.77 0.62-0.67
Polycarbonate 0.76-0.82 0.70-0.77
M4 ABS 1.63-1.64 1.53-1.58
Polycarbonate 1.65-1.69 1.66-1.80
M5 ABS 1.92-1.97 5.65-6.22
Polycarbonate 1.97-2.01 5.87-6.44
M6 ABS 2.75-2.82 7.91-8.47
Polycarbonate 2.82-2.89 11.0-11.6

(1) Performance data shown is for reference only. Variations in application, boss material type and size, and installation method will affect the loads. PENCOM strongly encourages testing in the application.

Material & Finish


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Material CodeMaterial DescriptionFinish CodeFinish Description
SSStainless Steel

Contact a PENCOM Account Representative for other material & finish options.