MBZ | Molded Blind Zerts

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Features

  • Design provides excellent performance when molded in thermoplastics and thermosetting plastics.
  • Blind end prevents ingress of plastic and contaminating threads.
  • Double–ended to assist automatic feeding by eliminating the need for orientation during installation.
  • Large selection of insert threads and lengths.

Dimensions

General
Insert
Thread
Insert
Thread
Code
D
Stock Dia.
Before Knurl
P
End Diameter
±0.13
S1 S2 Thread
Minor
Diameter
M2 x 0.4 M2 3.96 3.61 0.80 0.80 1.58 -1.67
M2.5 x 0.45 M2.5 4.78 4.34 0.80 0.80 2.03 -2.14
M3 x 0.5 M3 4.78 4.34 0.80 0.80 2.47- 2.59
M3.5 x 0.6 M3.5 5.56 5.13 0.80 1.60 2.87- 3.01
M4 x 0.7 M4 6.35 5.74 1.20 1.60 3.25 – 3.42
M5 x 0.8 M5 7.14 6.57 1.20 1.60 4.15 – 4.34
M6 x 1.0 M6 8.74 8.15 1.60 2.40 4.94 – 5.16
M8 x 1.25 M8 11.13 10.26 1.98 2.40 6.78 – 6.92

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

Insert Length
Insert
Thread
L
Insert Length
±0.13
Insert
Length
Code
T
Thread Depth
Min.
M2 x 0.4 3.96 3.96 1.60
5.56 5.56 2.40
6.35 6.35 3.20
7.37 7.37 4.00
8.38 8.38 4.80
M2.5 x 0.45 4.78 4.78 2.77
6.35 6.35 3.68
7.14 7.14 4.57
9.53 9.53 5.46
10.31 10.31 6.35
M3 x 0.5 4.78 4.78 2.00
5.21 5.21 3.00
7.13 7.13 4.30
8.73 8.73 5.80
10.31 10.31 7.10
11.13 11.13 8.30
11.89 11.89 9.06
M3.5 x 0.6 5.56 5.56 2.40
6.35 6.35 3.73
8.73 8.73 5.60
10.31 10.31 7.20
11.91 11.91 8.80
12.29 12.29 9.18
13.48 13.48 10.00
M4 x 0.7 6.35 6.35 3.30
8.73 8.73 5.60
10.31 10.31 7.20
11.91 11.91 8.80
12.29 12.29 9.18
13.48 13.48 10.00
M5 x 0.8 7.13 7.13 3.90
11.12 11.12 6.10
11.91 11.91 8.80
13.48 13.48 10.30
M6 x 1.0 8.73 8.73 4.83
9.53 9.53 5.63
13.49 13.49 7.62
15.87 15.87 9.53
17.48 17.48 10.00
18.26 18.26 11.57
19.05 19.05 12.00
20.80 20.80 13.59
M8 x 1.25 11.13 11.13 5.72
11.91 11.91 6.49
15.09 15.09 8.64
18.24 18.24 11.55
20.62 20.62 14.09
22.23 22.23 15.74

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

Installation

The MBZ Molded Blind 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
Insert
Length
Code
Host
Material
Pull-out
(kN)
Torque-out
(N-m)
M2 5.56 ABS 0.62-0.66 0.62-0.66
Polycarbonate 0.70-0.73 0.66-0.70
8.38 ABS 0.64-0.67 0.64-0.68
Polycarbonate 0.71-0.74 0.67-0.72
M2.5 6.35 ABS 1.0 6 -1.11 0.64 – 0.70
Polycarbonate 1.12-1.17 0.73-0.77
9.53 ABS 1.08-1.12 0.66-0.72
Polycarbonate 1.16-1.19 0.74-0.79
M3 7.13 ABS 1.06-1.11 0.64-0.70
Polycarbonate 1.12-1.17 0.73-0.77
10.31 ABS 1.08-1.12 0.66-0.72
Polycarbonate 1.16-1.19 0.74-0.79
M4 8.73 ABS 2.31-2.35 1.59-1.69
Polycarbonate 2.38-2.42 1.74-1.81
11.91 ABS 2.33-2.37 1.69-1.78
Polycarbonate 2.40-2.43 1.79-1.85
M5 11.12 ABS 2.77-2.82 5.87-6.44
Polycarbonate 2.84-2.88 6.32-6.66
11.91 ABS 2.79-2.83 6.10-6.55
Polycarbonate 2.87-2.89 6.44-6.78
M6 13.49 ABS 3.98-4.04 11.6-12.2
Polycarbonate 4.05-4.12 12.0-12.5

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

Material & Finish


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Material CodeMaterial DescriptionFinish CodeFinish Description
SSStainless Steel

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

Cross References

Subsitute For PEM® Series:

PEM® is a registered trademark of Penn Engineering.

PENCOM Part Description PEM® Part Number
MBZ-M5-13.48-SSIBC-M5-8