Request Quote 0
MBZ Molded Blind Inserts
MBZ Molded Blind Inserts

MBZ Molded Blind Inserts

MBZ Insert 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.

3D files available upon request.
General
Insert
Thread		 Insert
Thread Code		 D
Stock Dia.
Before Knurl		 P
End Diameter
±.005		 S1 S2 Thread
Minor
Diameter
2-56 256 .156 .142 .030 .030 .0670 -.0737
4-40 440 .188 .171 .030 .030 .0860 -.0939
6-32 632 .219 .202 .030 .060 .105 -.114
8-32 832 .250 .226 .050 .060 .131-.139
10-24 1024 .281 .259 .050 .060 .146 -.156
10-32 1032 .281 .259 .050 .060 .157-.164
1/4-20 2520 .344 .321 .060 .090 .197-.207
1/4-28 2528 .344 .321 .060 .090 .212- .220
5/16-18 3118 .438 .404 .078 .094 .260 -.265
3/8-16 3716 .500 .466 .094 .094 .309 -.321
Length
Insert
Thread		 L
Insert Length
±.005		 Insert
Length
Code		 T
Thread Depth
Min.
2-56 .156 156 .080
.219 219 .140
.250 250 .170
.290 290 .178
.312 312 .215
.330 330 .233
.344 344 .250
4-40 .188 188 .100
.205 205 .110
.281 281 .170
.344 344 .230
.406 406 .280
.438 438 .325
.468 468 .355
6-32 .219 219 .125
.250 250 .135
.344 344 .210
.406 406 .270
.469 469 .335
.484 484 .350
.531 531 .395
8-32 .250 250 .135
.344 344 .220
.406 406 .285
.469 469 .345
.484 484 .360
.531 531 .395
10-24 .312 312 .166
.356 356 .175
.438 438 .260
.469 469 .291
.531 531 .345
.625 625 .425
.656 656 .500
.716 716 .510
10-32 .281 281 .155
.438 438 .240
.469 469 .345
.531 531 .405
1/4-20 1/4-28 .344 344 .200
.375 375 .231
.531 531 .355
.625 625 .450
.688 688 .500
.719 719 .540
.750 750 .600
.819 819 .640
5/16-18 .438 438 .240
.469 469 .271
.594 594 .345
.719 719 .490
.811 811 .570
.949 949 .720
3/8-16 .500 500 .275
.562 562 .250
.688 688 .430
.812 812 .550
.935 935 .660
1.000 1.000 .765
Insert
Thread
Code		 Insert
Length
Code		 Host
Material		 Pull-out
(lbs)		 Torque-out
(in-lbs)
256 .219 ABS 140-148 5.5 – 5.8
Polycarbonate 158-165 5.8-6.2
.312 ABS 143-150 5.7-6.0
Polycarbonate 160-167 5.9-6.4
440 .281 ABS 240-250 5.7-6.2
Polycarbonate 253-265 6.5-6.9
.406 ABS 243-252 5.9-6.4
Polycarbonate 262-268 6.6-7.0
632 .344 ABS 415-425 8.0-8.5
Polycarbonate 440-455 8.7-9.2
.469 ABS 420-428 8.2-8.6
Polycarbonate 452-458 8.8-9.3
832 .344 ABS 521-530 14.1-15.0
Polycarbonate 536-545 15.4-16.1
.469 ABS 526-533 15.0-15.8
Polycarbonate 540-547 15.8-16.4
10241032 .438 ABS 624-635 52-57
Polycarbonate 640-648 56-59
.469 ABS 629-637 54-58
Polycarbonate 646-651 57-60
25202528 .531 ABS 895-910 103-108
Polycarbonate 912-928 107-111
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.

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.