GN 817-NIIndexing plungers

Stainless Steel, with plastic knob

Steel / Stainless Steel, with and without rest position

GN 817-NI

Catalogue
d1 Pin -0.02/-0.05
Bore
H7
l1
d2
d3
d4
d5
k
l2
l3
l4
l5
l6
GN 817-4-4-B-NI
4
4
M 8 x 1
16
-
-
14
35
16
5
-
-
GN 817-4-4-CK-NI
4
4
M 8 x 1
16
-
-
14
35
16
5
-
-
GN 817-4-4-C-NI
4
4
M 8 x 1
16
-
-
14
35
16
5
-
-
GN 817-4-4-BK-NI
4
4
M 8 x 1
16
-
-
14
35
16
5
-
-
GN 817-4-4-GK-NI
4
4
M 8 x 1
-
M 3
7
-
-
16
5
4.5
2.5
GN 817-4-4-G-NI
4
4
M 8 x 1
-
M 3
7
-
-
16
5
4.5
2.5
GN 817-4-6-CK-NI
4
6
M 8 x 1
16
-
-
14
35
16
5
-
-
GN 817-4-6-C-NI
4
6
M 8 x 1
16
-
-
14
35
16
5
-
-
GN 817-4-6-BK-NI
4
6
M 8 x 1
16
-
-
14
35
16
5
-
-
GN 817-4-6-B-NI
4
6
M 8 x 1
16
-
-
14
35
16
5
-
-
GN 817-4-6-GK-NI
4
6
M 8 x 1
-
M 3
7
-
-
16
5
4.5
2.5
GN 817-4-6-G-NI
4
6
M 8 x 1
-
M 3
7
-
-
16
5
4.5
2.5
GN 817-5-5-C-NI
5
5
M 10 x 1
19
-
-
16
40
18
6
-
-
GN 817-5-5-BK-NI
5
5
M 10 x 1
19
-
-
16
40
18
6
-
-
GN 817-5-5-B-NI
5
5
M 10 x 1
19
-
-
16
40
18
6
-
-
GN 817-5-5-GK-NI
5
5
M 10 x 1
-
M 4
8
-
-
18
6
5.5
3
GN 817-5-5-G-NI
5
5
M 10 x 1
-
M 4
8
-
-
18
6
5.5
3
GN 817-5-5-CK-NI
5
5
M 10 x 1
19
-
-
16
40
18
6
-
-
GN 817-5-8-C-NI
5
8
M 10 x 1
19
-
-
16
40
18
6
-
-
GN 817-5-8-BK-NI
5
8
M 10 x 1
19
-
-
16
40
18
6
-
-
GN 817-5-8-B-NI
5
8
M 10 x 1
19
-
-
16
40
18
6
-
-
GN 817-5-8-GK-NI
5
8
M 10 x 1
-
M 4
8
-
-
18
6
5.5
3
GN 817-5-8-G-NI
5
8
M 10 x 1
-
M 4
8
-
-
18
6
5.5
3
GN 817-5-8-CK-NI
5
8
M 10 x 1
19
-
-
16
40
18
6
-
-
GN 817-6-6-C-NI
6
6
M 12 x 1.5
23
-
-
20
48
22
6
-
-
GN 817-6-6-BK-NI
6
6
M 12 x 1.5
23
-
-
20
48
22
6
-
-
GN 817-6-6-B-NI
6
6
M 12 x 1.5
23
-
-
20
48
22
6
-
-
GN 817-6-6-GK-NI
6
6
M 12 x 1.5
-
M 5
9
-
-
22
6
7
3.5
GN 817-6-6-G-NI
6
6
M 12 x 1.5
-
M 5
9
-
-
22
6
7
3.5
GN 817-6-6-CK-NI
6
6
M 12 x 1.5
23
-
-
20
48
22
6
-
-
GN 817-6-9-C-NI
6
9
M 12 x 1.5
23
-
-
20
48
22
6
-
-
GN 817-6-9-BK-NI
6
9
M 12 x 1.5
23
-
-
20
48
22
6
-
-
GN 817-6-9-B-NI
6
9
M 12 x 1.5
23
-
-
20
48
22
6
-
-
GN 817-6-9-GK-NI
6
9
M 12 x 1.5
-
M 5
9
-
-
22
6
7
3.5
GN 817-6-9-G-NI
6
9
M 12 x 1.5
-
M 5
9
-
-
22
6
7
3.5
GN 817-6-9-CK-NI
6
9
M 12 x 1.5
23
-
-
20
48
22
6
-
-
GN 817-8-8-C-NI
8
8
M 16 x 1.5
28
-
-
24
58
26
8
-
-
GN 817-8-8-BK-NI
8
8
M 16 x 1.5
28
-
-
24
58
26
8
-
-
GN 817-8-8-B-NI
8
8
M 16 x 1.5
28
-
-
24
58
26
8
-
-
GN 817-8-8-GK-NI
8
8
M 16 x 1.5
-
M 6
10
-
-
26
8
8.5
4
GN 817-8-8-G-NI
8
8
M 16 x 1.5
-
M 6
10
-
-
26
8
8.5
4
GN 817-8-8-CK-NI
8
8
M 16 x 1.5
28
-
-
24
58
26
8
-
-
GN 817-8-12-C-NI
8
12
M 16 x 1.5
28
-
-
24
58
26
8
-
-
GN 817-8-12-BK-NI
8
12
M 16 x 1.5
28
-
-
24
58
26
8
-
-
GN 817-8-12-B-NI
8
12
M 16 x 1.5
28
-
-
24
58
26
8
-
-
GN 817-8-12-GK-NI
8
12
M 16 x 1.5
-
M 6
10
-
-
26
8
8.5
4
GN 817-8-12-G-NI
8
12
M 16 x 1.5
-
M 6
10
-
-
26
8
8.5
4
GN 817-8-12-CK-NI
8
12
M 16 x 1.5
28
-
-
24
58
26
8
-
-
GN 817-10-12-C-NI
10
12
M 16 x 1.5
28
-
-
24
58
26
8
-
-
GN 817-10-12-BK-NI
10
12
M 16 x 1.5
28
-
-
24
58
26
8
-
-
GN 817-10-12-B-NI
10
12
M 16 x 1.5
28
-
-
24
58
26
8
-
-
GN 817-10-12-GK-NI
10
12
M 16 x 1.5
28
M 6
10
-
-
26
8
8.5
4
GN 817-10-12-G-NI
10
12
M 16 x 1.5
-
M 6
10
-
-
26
8
8.5
4
GN 817-10-12-CK-NI
10
12
M 16 x 1.5
28
-
-
24
58
26
8
-
-
GN 817-12-15-C-NI
12
15
M 20 x 1.5
33
-
-
28.5
71.5
33
10
-
-
GN 817-12-15-BK-NI
12
15
M 20 x 1.5
33
-
-
28.5
71.5
33
10
-
-
GN 817-12-15-B-NI
12
15
M 20 x 1.5
33
-
-
28.5
71.5
33
10
-
-
GN 817-12-15-GK-NI
12
15
M 20 x 1.5
33
M 6
12
-
-
33
10
8.5
4
GN 817-12-15-G-NI
12
15
M 20 x 1.5
-
M 6
12
-
-
33
10
8.5
4
GN 817-12-15-CK-NI
12
15
M 20 x 1.5
33
-
-
28.5
71.5
33
10
-
-
GN 817-16-20-C-NI
16
20
M 24 x 2
33
-
-
28.5
78.5
38
12
-
-
GN 817-16-20-BK-NI
16
20
M 24 x 2
33
-
-
28.5
78.5
38
12
-
-
GN 817-16-20-B-NI
16
20
M 24 x 2
33
-
-
28.5
78.5
38
12
-
-
GN 817-16-20-GK-NI
16
20
M 24 x 2
33
M 8
15
-
-
38
12
11.5
5
GN 817-16-20-G-NI
16
20
M 24 x 2
-
M 8
15
-
-
38
12
11.5
5
GN 817-16-20-CK-NI
16
20
M 24 x 2
33
-
-
28.5
78.5
38
12
-
-

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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