GN-817-NIIndexing Plungers

Stainless Steel, with red knob

Steel / Stainless Steel, with or without rest position

GN-817-NI

Catalogue
d1 Pin -0.02/-0.05 Bore H7
l1
d2
d3
k
l2
l3
l4
A/F
Spring load
in N≈ initial
Spring load
in N≈ end
4
4
M 8 x 1
16
14
35
16
5
10
4.5
12
12
4
6
M 8 x 1
16
14
35
16
5
10
4
12.5
9
5
5
M 10 x 1
19
16
40
18
6
12
5
15
24
5
8
M 10 x 1
19
16
40
18
6
12
5
18
23
6
6
M 12 x 1.5
23
20
48
22
6
14
6.5
19
30
6
9
M 12 x 1.5
23
20
48
22
6
14
6
25
30
8
8
M 16 x 1.5
28
24
58
26
8
17
8.5
26
61
8
12
M 16 x 1.5
28
24
58
26
8
17
8.5
28
61
10
12
M 16 x 1.5
28
24
58
26
8
17
9.5
38
63
12
15
M 20 x 1.5
33
28.5
71.5
33
10
22
11.5
40
117
16
20
M 24 x 2
33
28.5
78.5
38
12
27
13
54
190
4
4
M 8 x 1
16
14
35
16
5
10
4.5
12
13
4
6
M 8 x 1
16
14
35
16
5
10
4
12.5
10
5
5
M 10 x 1
19
16
40
18
6
12
5
15
24
5
8
M 10 x 1
19
16
40
18
6
12
5
18
25
6
6
M 12 x 1.5
23
20
48
22
6
14
6.5
19
38
6
9
M 12 x 1.5
23
20
48
22
6
14
6
25
35
8
8
M 16 x 1.5
28
24
58
26
8
17
8.5
26
80
8
12
M 16 x 1.5
28
24
58
26
8
17
8.5
28
80
10
12
M 16 x 1.5
28
24
58
26
8
17
9.5
38
82
12
15
M 20 x 1.5
33
28.5
71.5
33
10
22
11.5
40
151
16
20
M 24 x 2
33
28.5
78.5
38
12
27
13
54
280
4
4
M 8 x 1
16
14
35
16
5
10
4.5
12
14
4
6
M 8 x 1
16
14
35
16
5
10
4
12.5
10
5
5
M 10 x 1
19
16
40
18
6
12
5
15
24
5
8
M 10 x 1
19
16
40
18
6
12
5
18
20
6
6
M 12 x 1.5
23
20
48
22
6
14
6.5
19
32
6
9
M 12 x 1.5
23
20
48
22
6
14
6
25
33
8
8
M 16 x 1.5
28
24
58
26
8
17
8.5
26
65
8
12
M 16 x 1.5
28
24
58
26
8
17
8.5
28
68
10
12
M 16 x 1.5
28
24
58
26
8
17
9.5
38
68
12
15
M 20 x 1.5
33
28.5
71.5
33
10
22
11.5
40
125
16
20
M 24 x 2
33
28.5
78.5
38
12
27
13
54
220
4
4
M 8 x 1
16
14
35
16
5
10
4.5
12
15
4
6
M 8 x 1
16
14
35
16
5
10
4
12.5
15
5
5
M 10 x 1
19
16
40
18
6
12
5
15
26
5
8
M 10 x 1
19
16
40
18
6
12
5
18
25
6
6
M 12 x 1.5
23
20
48
22
6
14
6.5
19
40
6
9
M 12 x 1.5
23
20
48
22
6
14
6
25
40
8
8
M 16 x 1.5
28
24
58
26
8
17
8.5
26
85
8
12
M 16 x 1.5
28
24
58
26
8
17
8.5
28
87
10
12
M 16 x 1.5
28
24
58
26
8
17
9.5
38
79
12
15
M 20 x 1.5
33
28.5
71.5
33
10
22
11.5
40
151
16
20
M 24 x 2
33
28.5
78.5
38
12
27
13
54
276

Types

  • Type B: without rest position, without lock nut
  • Type BK: without rest position, with lock nut
  • Type C: with rest position, without lock nut
  • Type CK: with rest position, with lock nut
  • Type G: with threaded rod, without lock nut
  • Type GK: with threaded rod, with lock nut

Steel

  • blackened
  • Pin hardened

Stainless Steel AISI 303 NI

Pin chemically nickel plated

Knob Plastic (Polyamide PA)

  • black, matt
  • red RT RAL 3000 (add RT on order code)
  • not removable

Indexing plungers GN 817 with rest position (Type C / CK) are used for such applications where the plunger has to stay in its rectracted position.

To achieve this, the knob is rotated by 90° degrees after being retracted. A notch keeps the plunger in this position.

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