Metric Size, Steel
Retaining Magnet Assemblies

Disc-Shaped, Without Thread
GN 50.1

RoHS Compliant


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Specification
Information

Housing: 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 50.1 magnets are a shielded magnetic assembly.
Mount in place with glue or with a side-mounted side screw (for example, GN 913.2 grub screw with pointed nose).
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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 HF Type

Dimensions in:

millimeters
(inches)

Part Number d
Dia.
d
tolerance
h
Thickness
h
tolerance
Nominal Pulling Forces [N]
50.1-HF-10
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10
(.39)
+/- .1
(+/- .004)
4.5
(.18)
+ .2 / -.1
(+ .008/- .004)
4
50.1-HF-13
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13
(.51)
+/- .1
(+/- .004)
4.5
(.18)
+ .2 / -.1
(+ .008/- .004)
10
50.1-HF-16
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16
(.63)
+/- .1
(+/- .004)
4.5
(.18)
+ .2 / -.1
(+ .008/- .004)
18
50.1-HF-20
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20
(.79)
+/- .1
(+/- .004)
6
(.24)
+ .2 / -.1
(+ .008/- .004)
30
50.1-HF-25
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25
(.98)
+/- .1
(+/- .004)
7
(.28)
+ .3 / -.1
(+ .012/- .004)
40
50.1-HF-32
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32
(1.26)
+/- .1
(+/- .004)
7
(.28)
+ .3 / -.1
(+ .012/- .004)
80
50.1-HF-40
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40
(1.57)
+ .2 / -.1
(+ .008/- .004)
8
(.31)
+ .4 / -.1
(+ .016/- .004)
125
50.1-HF-50
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50
(1.97)
+ .2 / -.1
(+ .008/- .004)
10
(.39)
+ .5 / -.1
(+ .020/- .004)
220
50.1-HF-63
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63
(2.48)
+ .3 / -.1
(+ .012/- .004)
14
(.55)
+ .5 / -.1
(+ .020/- .004)
350
50.1-HF-80
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80
(3.15)
+ .5 / -.1
(+ .020/- .004)
18
(.71)
+ .5 / -.1
(+ .020/- .004)
600
50.1-HF-100
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100
(3.94)
+ .5 / -.1
(+ .020/- .004)
22
(.87)
+ .5 / -.1
(+ .020/- .004)
900
50.1-HF-125
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125
(4.92)
+ .5 / -.1
(+ .020/- .004)
26
(1.02)
+ .5 / -.1
(+ .020/- .004)
1300
 SC Type

Dimensions in:

millimeters
(inches)

Part Number d
Dia.
d
tolerance
h
Thickness
h
tolerance
Nominal Adhesive Forces [N]
50.1-SC-6
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6
(.24)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
5
50.1-SC-8
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8
(.31)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
11
50.1-SC-10
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10
(.39)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
20
50.1-SC-13
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13
(.51)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
40
50.1-SC-16
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16
(.63)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
60
50.1-SC-20
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20
(.79)
+/- .1
(+/- .004)
6
(.24)
+/- .1
(+/- .004)
90
50.1-SC-25
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25
(.98)
+/- .1
(+/- .004)
7
(.28)
+/- .2
(+/- .008)
150
50.1-SC-32
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32
(1.26)
+/- .1
(+/- .004)
7
(.28)
+/- .2
(+/- .008)
220
 ND Type

Dimensions in:

millimeters
(inches)

Part Number d
Dia.
d
tolerance
h
Thickness
h
tolerance
Nominal Adhesive Forces [N]
50.1-ND-6
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6
(.24)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
5
50.1-ND-8
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8
(.31)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
13
50.1-ND-10
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10
(.39)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
25
50.1-ND-13
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13
(.51)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
60
50.1-ND-16
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16
(.63)
+/- .1
(+/- .004)
4.5
(.18)
+/- .1
(+/- .004)
95
50.1-ND-20
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20
(.79)
+/- .1
(+/- .004)
6
(.24)
+/- .1
(+/- .004)
140
50.1-ND-25
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25
(.98)
+/- .1
(+/- .004)
7
(.28)
+/- .2
(+/- .008)
200
50.1-ND-32
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32
(1.26)
+/- .1
(+/- .004)
7
(.28)
+/- .2
(+/- .008)
350