Metric Size, Two Spoked Aluminum
Safety Clutch Handwheels
With Friction Bearing Mechanism
GN 322.4
wo
GN 300

RoHS Compliant
 
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Specification
Information
Handwheel body: Aluminum, see GN 322 series
Clutch mechanism details, see GN 000.4 series
Revolving handle: Steel, black powder coated pebble finish, GN 598 series

No mounting hole in handwheel rim for handwheel without handle
Handle shipped loose; mounting of handle is required

Shipping
Safety clutch handwheels can be engaged by pulling or pushing and are available with or without handles.
The use of clutch mechanisms in handwheel types other than specified on this sheet are also possible.
Washers GN 184 are required for axial mounting.
For further details, see safety handwheel application guide.

See our technical section for keyway detail
DIN 6885/2 and h7 bore tolerance.
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Engage by Pulling

Dimensions in:

millimeters
(inches)

Part Number
d1
d2 (h7 tol.)
Bore with
keyway
d3
d4
max.
l1
I2
l3
Handle
Dia.
Handle
Length
Handle
Thread
Coupling
GN 000.4
With
Handle
Without
Handle
125
(4.92)
12
(.472)
28
(1.10)
17
(.67)
28.5
(1.12)
18
(.71)
5
(.20)
23
(.91)
65
(2.56)
M8 x 1.25
size 1
140
(5.51)
12
(.472)
28
(1.10)
17
(.67)
28.5
(1.12)
18
(.71)
5
(.20)
23
(.91)
65
(2.56)
M8 x 1.25
size 1
140
(5.51)
14
(.551)
32
(1.26)
21
(.83)
32.5
(1.28)
20
(.79)
6
(.24)
23
(.91)
65
(2.56)
M8 x 1.25
size 2
16
(.630)
160
(6.30)
14
(.551)
32
(1.26)
21
(.83)
32.5
(1.28)
20
(.79)
6
(.24)
26
(1.02)
80
(3.15)
M8 x 1.25
size 2
16
(.630)
200
(7.87)
18
(.709)
38
(1.50)
26
(1.02)
36.5
(1.44)
24
(.94)
6
(.24)
26
(1.02)
80
(3.15)
M8 x 1.25
size 3
20
(.787)
250
(9.84)
22
(.866)
45
(1.77)
30
(1.18)
47.5
(1.87)
28
(1.10)
12
(.47)
28
(1.10)
90
(3.54)
M10 x 1.5
size 4
Engage by Pushing

Dimensions in:

millimeters
(inches)

Part Number
d1
d2 (h7 tol.)
Bore with
keyway
d3
d4
max.
l1
I2
l3
w
min.
Handle
Dia.
Handle
Length
Handle
Thread
Coupling
GN 000.4
With
Handle
Without
Handle
125
(4.92)
12
(.472)
28
(1.10)
17
(.67)
28.5
(1.12)
18
(.71)
5
(.20)
4
(.16)
23
(.91)
65
(2.56)
M8 x 1.25
size 1
140
(5.51)
12
(.472)
28
(1.10)
17
(.67)
28.5
(1.12)
18
(.71)
5
(.20)
4
(.16)
23
(.91)
65
(2.56)
M8 x 1.25
size 1
140
(5.51)
14
(.551)
32
(1.26)
21
(.83)
32.5
(1.28)
20
(.79)
6
(.24)
4
(.16)
23
(.91)
65
(2.56)
M8 x 1.25
size 2
16
(.630)
160
(6.30)
14
(.551)
32
(1.26)
21
(.83)
32.5
(1.28)
20
(.79)
6
(.24)
4
(.16)
26
(1.02)
80
(3.15)
M8 x 1.25
size 2
16
(.630)
200
(7.87)
18
(.709)
38
(1.50)
26
(1.02)
36.5
(1.44)
24
(.94)
6
(.24)
4
(.16)
26
(1.02)
80
(3.15)
M8 x 1.25
size 3
20
(.787)
250
(9.84)
22
(.866)
45
(1.77)
30
(1.18)
47.5
(1.87)
28
(1.10)
12
(.47)
4
(.16)
28
(1.10)
90
(3.54)
M10 x 1.5
size 4