Metric Size, Steel
Indexing Plungers
Plain, Unthreaded Weldable Body Type
GN 618
GN 618

RoHS Compliant

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GN 618
Specification
Information
Body: Steel, black oxide finish, welding quality
Plunger pin: Steel, hardened
Knob: Matte black technopolymer plastic (Polyamide PA), not removable

Indexing plunger GN 618 without threads are for applications where welding or resin bonding is favored.
The threaded spindle types are for applications where a special knob to customer's request or own design is required or for such cases where the spindle is linked directly to an operating mechanism.
Maximum heat resistance of nylon plastic hand knob: 110°C (230°F).
Indexing plungers with fully theaded body, see GN 613.
Indexing plungers with hexagon and threaded body, see GN 617.
Indexing plungers with threaded body and lock-out position, see GN 617.1.

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With Pull Knob

Dimensions in:

millimeters
(inches)

Part
Number
d1
-0.02mm
d2
+0.02mm
d3
l1
l2
min.
l3
Spring Load N
Initial
Spring Load N
End
5
(.20)
12
(.47)
21
(.83)
45
(1.77)
5
(.20)
22
(.87)
7
17
6
(.24)
14
(.55)
25
(.98)
54.5
(2.15)
6
(.24)
26
(1.02)
9
24
8
(.31)
18
(.71)
31
(1.22)
69
(2.72)
8
(.31)
34
(1.34)
11
30
With Threaded Spindle

Dimensions in:

millimeters
(inches)

Part
Number
d1
-0.02mm
d2
+0.02mm
d4
Thread
l5
l2
min.
l3
l4
Spindle
Length
Spring Load N
Initial
Spring Load N
End
5
(.20)
12
(.47)
M5 x .8
33
(1.30)
5
(.20)
22
(.87)
6
(.24)
7
17
6
(.24)
14
(.55)
M6 x 1.0
42
(1.65)
6
(.24)
26
(1.02)
10
(.39)
9
24
8
(.31)
18
(.71)
M8 x 1.25
54 
(2.13)
8
(.31)
34
(1.34)
12
(.47)
11
30