Inch and Metric Size, Steel
Cam Action Indexing Plungers
Lock-Out Type
GN 612

GN 612


RoHS Compliant


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GN 612
Specification
Information
Body: Steel, black oxide finish
Lever arm: Steel, black oxide finish
Plunger pin: Steel, nitrided
Jam nut: Steel, black oxide finish, DIN 439/ISO 4035
Plastic sleeve:  Matte black technopolymer plastic (Polyamide PA), not removable

The cam action indexing plungers are best utilized when the pin needs to be retracted.
A groove exists so the plunger can be held in both
positions.
The new grooved lever arm provides the user with a better grip when operating the mechanism.
In addition, the snap-on plastic ribbed sleeve offers a more aesthetically pleasing and comfortable finger grip.
Maximum heat resistance of nylon plastic sleeve: 110°C (230°F).
Indexing plungers, lock-out type, see GN 617.1.
Indexing plungers, non lock-out type, see GN 617
and GN 613.
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Inch Size Table, Without Plastic Sleeve

Dimensions in:

inches
(millimeters)

Part Number
d1
-0.02mm
-0.04mm
d2
Thread
d3
l1
l2
l3
+1.5mm
l4
Spring Load Lbs
Initial
Spring Load Lbs
End
Without
Lock Nut
With
Lock Nut
.24
(6)
5/8-18
.63
(16)
2.20
(56)
.39
(10)
1.18
(30)
1.26
(32)
2.7
7.2
.31
(8)
5/8-18
.63
(16)
2.20
(56)
.39
(10)
1.18
(30)
1.26
(32)
2.7
7.2
.31
(8)
3/4-16
.79
(20)
2.72
(69)
.47
(12)
1.42
(36)
1.46
(37)
4.7
13
.39
(10)
5/8-18
.63
(16)
2.20
(56)
.39
(10)
1.18
(30)
1.26
(32)
2.7
7.2
.39
(10)
3/4-16
.79
(20)
2.72
(69)
.47
(12)
1.42
(36)
1.46
(37)
4.7
13
.47
(12)
3/4-16
.79
(20)
2.72
(69)
.47
(12)
1.42
(36)
1.46
(37)
4.7
13
Inch Size Table, With Plastic Sleeve  

Dimensions in:

inches
(millimeters)

Part Number
d1
-0.02mm
-0.04mm
d2
Thread
d3
l1
l2
l3
+1.5mm
l4
l5
Spring Load Lbs. Initial
Spring Load Lbs.
End
Without
Lock Nut
With
Lock Nut
.24
(6)
5/8-18
.63
(16)
2.20
(56)
.39
(10)
1.18
(30)
1.26
(32)
1.65
(42)
2.7
7.2
.31
(8)
5/8-18
.63
(16)
2.20
(56)
.39
(10)
1.18
(30)
1.26
(32)
1.65
(42)
2.7
7.2
.31
(8)
3/4-16
.79
(20)
2.72
(69)
.47
(12)
1.42
(36)
1.46
(37)
2.05
(52)
4.7
13
.39
(10)
5/8-18
.63
(16)
2.20
(56)
.39
(10)
1.18
(30)
1.26
(32)
1.65
(42)
2.7
7.2
.39
(10)
3/4-16
.79
(20)
2.72
(69)
.47
(12)
1.42
(36)
1.46
(37)
2.05
(52)
4.7
13
.47
(12)
3/4-16
.79
(20)
2.72
(69)
.47
(12)
1.42
(36)
1.46
(37)
2.05
(52)
4.7
13
Metric Size Table, Without Plastic Sleeve  

Dimensions in:

millimeters
(inches)

Part Number
d1
-0.02mm
-0.04mm
d2
Thread
d3
l1
l2
l3
+1.5mm
l4
Spring Load N
Without
Lock Nut
With
Lock Nut
Initial End
4
(.16)
M10 x 1.5
10
(.39)
37.5
(1.48)
6
(.24)
19
(.75)
21
(.83)
7
20
M10 x 1
5
(.20)
M10 x 1.5
10
(.39)
37.5
(1.48)
6
(.24)
19
(.75)
21
(.83)
7
20
M10 x 1
5
(.20)
M12 x 1.75
12
(.47)
47
(1.85)
8
(.31)
26
(1.02)
26
(1.02)
9
21
M12 x 1.5
6
(.24)
M10 x 1.5
10
(.39)
37.5
(1.48)
6
(.24)
19
(.75)
21
(.83)
7
20
M10 x 1
6
(.24)
M12 x 1.75
12
(.47)
47
(1.85)
8
(.31)
26
(1.02)
26
(1.02)
9
21
M12 x 1.5
6
(.24)
M16 x 2.0
16
(.63)
56
(2.20)
10
(.39)
30
(1.18)
32
(1.26)
12
32
M16 x 1.5
8
(.31)
M12 x 1.75
12
(.47)
47
(1.85)
8
(.31)
26
(1.02)
26
(1.02)
9
21
M12 x 1.5
8
(.31)
M16 x 2.0
16 
(.63)
56
(2.20)
10
(.39)
30
(1.18)
32
(1.26)
12
32
M16 x 1.5
8
(.31)
M20 x 2.5
20
(.79)
69
(2.72)
12
(.47)
36
(1.42)
37
(1.46)
21
58
M20 x 1.5
10
(.39)
M16 x 2.0
16 
(.63)
56
(2.20)
10
(.39)
30
(1.18)
32
(1.26)
12
32
M16 x 1.5
10
(.39)
M20 x 2.5
20
(.79)
69
(2.72)
12
(.47)
36
(1.42)
37
(1.46)
21
58
M20 x 1.5
12
(.47)
M20 x 2.5
20
(.79)
69
(2.72)
12
(.47)
36
(1.42)
37
(1.46)
21
58
M20 x 1.5
Metric Size Table, With Plastic Sleeve

Dimensions in:

millimeters
(inches)

Part Number
d1
-0.02mm
-0.04mm
d2
Thread
d3
l1
l2
l3
+1.5 mm
l4
l5
Spring Load N
Without
Lock Nut
With
Lock Nut
Initial End
5
(.20)
M12 x 1.75
12
(.47)
47
(1.85)
8
(.31)
26
(1.02)
26
(1.02)
32
(1.26)
9
21
M12 x 1.5
6
(.24)
M12 x 1.75
12
(.47)
47
(1.85)
8
(.31)
26
(1.02)
26
(1.02)
32
(1.26)
9
21
M12 x 1.5
6
(.24)
M16 x 2.0
16
(.63)
56
(2.20)
10
(.39)
30
(1.18)
32
(1.26)
42
(1.65)
12
32
M16 x 1.5
8
(.31)
M12 x 1.75
12
(.47)
47
(1.85)
8
(.31)
26
(1.02)
26
(1.02)
32
(1.26)
9
21
M12 x 1.5
8
(.31)
M16 x 2.0
16 
(.63)
56
(2.20)
10
(.39)
30
(1.18)
32
(1.26)
42
(1.65)
12
32
M16 x 1.5
8
(.31)
M20 x 2.5
20
(.79)
69
(2.72)
12
(.47)
36
(1.42)
37
(1.46)
52
(2.05)
21
58
M20 x 1.5
10
(.39)
M16 x 2.0
16 
(.63)
56
(2.20)
10
(.39)
30
(1.18)
32
(1.26)
42
(1.65)
12
32
M16 x 1.5
10
(.39)
M20 x 2.5
20
(.79)
69
(2.72)
12
(.47)
36
(1.42)
37
(1.46)
52
(2.05)
21
58
M20 x 1.5
12
(.47)
M20 x 2.5
20
(.79)
69
(2.72)
12
(.47)
36
(1.42)
37
(1.46)
52
(2.05)
21
58
M20 x 1.5