Metric Size, Stainless Steel
Vertical Latch Type Toggle Clamps

with Horizontal Mounting Base and Vertical Clamping Arm

GN 851.1

RoHS Compliant

This line drawing is movable on
the page...just click and drag!

This line drawing is movable on
the page...just click and drag!

Specification
Toggle clamp:
Sheet metal parts--Stainless steel, European Standard No. 1.4301 (American Standard Series 304)
Pin--Stainless steel, European Standard No. 1.4305, (American Standard Series 303)
All moving parts lubricated with special grease
Hand grip: High quality, oil resistant red plastic
Type T3 - With U-bolt latch, with catch
Type T - Without U-bolt latch, with catch

Information
The stroke of the pulling latch of GN 851.1 latch type clamps can be adjusted within its range.
In the clamped position the U-bolt latch is perpendicular to the clamping arm.
In addition to the standard lengths of the U-bolt latch shown in the table, a variety of other lengths are also available under the GN 951.1 Square U-Bolts series.
For steel version see GN 851.1.
See also General Information on Toggle Clamps.

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Dimensions in:

millimeters
(inches)

Part Number
Size Ref.
Holding Capacity FH[N]
a
b1
b2
b3
b4
b5
d1
Thread
d2
h1
h2
Type T3
Type T
160
1600
5
(.20)
26
(1.02)
35
(1.38)
21
(.83)
25.5
(1.00)
14
(.55)
M4 x 0.75
4.3
(.17)
36
(1.42)
10
(.39)
320
3200
8
(.31)
36
(1.42)
44
(1.73)
32
(1.26)
37
(1.46)
22
(.87)
M6 x 1.0
6.5
(.26)
53
(2.09)
15
(.59)
700
7000
13
(.51)
52
(2.05)
54
(2.13)
38
(1.50)
48.5
(1.91)
26
(1.02)
M8 x 1.25
8.5
(.33)
66
(2.60)
23
(.91)

Size Ref.
l1~
l2
min.
m1
m2
m3
m4
m5
r~ at w2=0
s
w1
Stroke
w2~
Adjustment Length
160
68
(2.68)
4.5
(.18)
22
(.87)
6.5
(.26)
13
(.51)
6.5
(.26)
14.3
(.56)
50
(1.97)
2
(.08)
34.5
(1.36)
12
(.47)
320
106
(4.17)
6
(.24)
25.5
(1.01)
9.5
(.37)
19
(.75)
10.5
(.41)
20.5
(.81)
78
(3.07)
3
(.12)
53
(2.09)
21
(.83)
700
147
(5.79)
8
(.31)
36.5
(1.44)
10
(.39)
32
(1.26)
13.5
(.53)
27
(1.06)
98
(3.86)
3.5
(.14)
68
(2.68)
30
(1.18)