Metric Size, Steel
Retaining Magnet Assemblies

Disc-Shaped, With Threaded Bushing
GN 50.2

RoHS Compliant


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Specification
Information

Housing and threaded bushing: Steel, zinc plated
Magnet: Hard ferrite SrFe (HF type), samarium and cobalt combination SmCo (SC type), or neodymium, iron and boron version NdFeB (ND type)

Shipping

GN 50.2 magnets are a shielded magnetic assembly.
Types HF and SC temperature resistant to 390°F (200°C), Type ND temperature resistant to 175 °F (80°C).
See also Types of Retaining Magnet Assemblies, Materials Composition of Retaining Magnet Assemblies, and Pulling Force Information for Retaining Magnet Assemblies.

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For CAD download instructions, click
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 HF Type

Dimensions in:

millimeters
(inches)

Part Number d1
Dia.
d1
tolerance
d2
thread
d3 d3
tolerance
h
Thickness
h
tolerance
l t
min.
Nominal Pulling Forces [N]
50.2-HF-10-M3
Download the CAD
10
(.39)
+/- .1
(+/- .004)
M3 x .5 6
(.24)
+/- .1
(+/- .004)
4.5
(.18)
+ .2 / -.1
(+ .008/- .004)
7
(.28)
5
(.20)
4
50.2-HF-13-M3
Download the CAD
13
(.51)
+/- .1
(+/- .004)
M3 x .5 6
(.24)
+/- .1
(+/- .004)
4.5
(.18)
+ .2 / -.1
(+ .008/- .004)
7
(.28)
5
(.20)
10
50.2-HF-16-M3
Download the CAD
16
(.63)
+/- .1
(+/- .004)
M3 x .5 6
(.24)
+/- .1
(+/- .004)
4.5
(.18)
+ .2 / -.1
(+ .008/- .004)
7
(.28)
5
(.20)
18
50.2-HF-20-M3
Download the CAD
20
(.79)
+/- .1
(+/- .004)
M3 x .5 6
(.24)
+/- .1
(+/- .004)
6
(.24)
+ .2 / -.1
(+ .008/- .004)
7
(.28)
5
(.20)
30
50.2-HF-25-M4
Download the CAD
25
(.98)
+/- .1
(+/- .004)
M4 x .7 8
(.31)
+/- .1
(+/- .004)
7
(.28)
+ .3 / -.1
(+ .012/- .004)
8
(.31)
7
(.28)
40
50.2-HF-32-M4
Download the CAD
32
(1.26)
+/- .1
(+/- .004)
M4 x .7 8
(.31)
+/- .1
(+/- .004)
7
(.28)
+ .3 / -.1
(+ .012/- .004)
8
(.31)
7
(.28)
80
50.2-HF-40-M5
Download the CAD
40
(1.57)
+ .2 / -.1
(+ .008/- .004)
M5 x .8 10
(.39)
+/- .1
(+/- .004)
8
(.31)
+ .4 / -.1
(+ .016/- .004)
10
(.39)
9
(.35)
125
50.2-HF-50-M6
Download the CAD
50
(1.97)
+ .2 / -.1
(+ .008/- .004)
M6 x 1.0 12
(.47)
+/- .1
(+/- .004)
10
(.39)
+ .5 / -.1
(+ .020/- .004)
12
(.47)
11
(.43)
220
50.2-HF-63-M8
Download the CAD
63
(2.48)
+ .3 / -.1
(+ .012/- .004)
M8 x 1.25 15
(.61)
+/- .1
(+/- .004)
14
(.55)
+ .5 / -.1
(+ .020/- .004)
16
(.63)
14
(.55)
350
50.2-HF-80-M10
Download the CAD
80
(3.15)
+ .5 / -.1
(+ .020/- .004)
M10 x 1.5 20
(.79)
+/- .1
(+/- .004)
18
(.71)
+ .5 / -.1
(+ .020/- .004)
16
(.63)
15
(.59)
600
50.2-HF-100-M12
Download the CAD
100
(3.94)
+ .5 / -.1
(+ .020/- .004)
M12 x 1.75 22
(.87)
+/- .1
(+/- .004)
22
(.87)
+ .5 / -.1
(+ .020/- .004)
21
(.83)
18
(.71)
900
50.2-HF-125-M14
Download the CAD
125
(4.92)
+ .5 / -.1
(+ .020/- .004)
M14 x 2.0 25
(.98)
+/- .1
(+/- .004)
26
(1.02)
+ .5 / -.1
(+ .020/- .004)
24
(.91)
20
(.79)
1300
 SC Type

Dimensions in:

millimeters
(inches)

Part Number d1
Dia.
d1
tolerance
d2
thread
d3 d3
tolerance
h
Thickness
h
tolerance
l t
min.
Nominal Pulling Forces [N]
50.2-SC-6-M3
Download the CAD
6
(.24)
+/- .1
(+/- .004)
M3 x .5 6
(.24)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
7
(.28)
6
(.24)
5
50.2-SC-8-M3
Download the CAD
8
(.31)
+/- .1
(+/- .004)
M3 x .5 6
(.24)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
7
(.28)
6
(.24)
11
50.2-SC-10-M3
Download the CAD
10
(.39)
+/- .1
(+/- .004)
M3 x .5 6
(.24)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
7
(.28)
6
(.24)
20
50.2-SC-13-M3
Download the CAD
13
(.51)
+/- .1
(+/- .004)
M3 x .5 6
(.24)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
7
(.28)
6
(.24)
40
50.2-SC-16-M4
Download the CAD
16
(.63)
+/- .1
(+/- .004)
M4 x .7 6
(.24)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
7
(.28)
6
(.24)
60
50.2-SC-20-M4
Download the CAD
20
(.79)
+/- .1
(+/- .004)
M4 x .7 8
(.31)
+/- .2
(+/- .008)
6
(.24)
+/- .1
(+/- .004)
7
(.28)
7
(.28)
90
50.2-SC-25-M4
Download the CAD
25
(.98)
+/- .1
(+/- .004)
M4 x .7 8
(.31)
+/- .2
(+/- .008)
7
(.28)
+/- .2
(+/- .008)
7
(.28)
7
(.28)
150
50.2-SC-32-M5
Download the CAD
32
(1.26)
+/- .1
(+/- .004)
M5 x .8 10
(.39)
+/- .2
(+/- .008)
7
(.28)
+/- .2
(+/- .008)
8.5
(.33)
8
(.31)
220
 ND Type

Dimensions in:

millimeters
(inches)

Part Number d1
Dia.
d1
tolerance
d2
thread
d3 d3
tolerance
h
Thickness
h
tolerance
l t
min.
Nominal Pulling Forces [N]
50.2-ND-6-M3
Download the CAD
6
(.24)
+/- .1
(+/- .004)
M3 x .5 6
(.24)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
7
(.28)
6
(.24)
5
50.2-ND-8-M3
Download the CAD
8
(.31)
+/- .1
(+/- .004)
M3 x .5 6
(.24)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
7
(.28)
6
(.24)
13
50.2-ND-10-M3
Download the CAD
10
(.39)
+/- .1
(+/- .004)
M3 x .5 6
(.24)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
7
(.28)
6
(.24)
25
50.2-ND-13-M3
Download the CAD
13
(.51)
+/- .1
(+/- .004)
M3 x .5 6
(.24)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
7
(.28)
6
(.24)
60
50.2-ND-16-M4
Download the CAD
16
(.63)
+/- .1
(+/- .004)
M4 x .7 6
(.24)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
7
(.28)
6
(.24)
95
50.2-ND-20-M4
Download the CAD
20
(.79)
+/- .1
(+/- .004)
M4 x .7 8
(.31)
+/- .2
(+/- .008)
6
(.24)
+/- .1
(+/- .004)
7
(.28)
7
(.28)
140
50.2-ND-25-M4
Download the CAD
25
(.98)
+/- .1
(+/- .004)
M4 x .7 8
(.31)
+/- .2
(+/- .008)
7
(.28)
+/- .2
(+/- .008)
7
(.28)
7
(.28)
200
50.2-ND-32-M5
Download the CAD
32
(1.26)
+/- .1
(+/- .004)
M5 x .8 10
(.39)
+/- .2
(+/- .008)
7
(.28)
+/- .2
(+/- .008)
8.5
(.33)
8
(.31)
350