Metric Size, Steel or Stainless Steel
Short Spring Plungers
With Hexagon Socket Drive
GN 615.4
GN 615.4

RoHS Compliant
GN 615.4 GN 615.3
Specification
Information

Steel version (Types B and BS)--
Housing: Steel, hardened, black oxide finish
Nose pin: Steel, hardened, black oxide finish
Spring: Stainless steel, American AISI 631 Series

Stainless steel version (Types BN and BSN)--
Housing: Stainless steel: European Standard No. 1.4305 (American Standard Series 303)
Nose pin: Zinc plated stainless steel, American Standard Series 420C, hardened
Spring: Stainless steel, American AISI 631 Series

Two longitudinal marks indicate heavy spring load

GN 615.4 spring plungers are used as detents, and for push-on and push-off applications.
Thread locking PFB or MVK patch available upon request.

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HERE

Dimensions in:

millimeters
(inches)

Part Number d1
Thread
d2
-0.1 mm
l
±0.1
w
Com-pression
A/F Spring Load N ˜
Standard
Spring Load N ˜
Heavy
Steel Stainless Steel
Standard
Spring Load
Heavy
Spring Load
Standard
Spring Load
Heavy
Spring Load
Initial End Initial End
615.4-M4-B
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-- 615.4-M4-BN
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-- M4 x .7  1.8
(.07)
12
(.47)
1.5 +/.3-/.4
(.03)
2
(.08)
4.5 12.5 -- --
615.4-M5-B
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-- 615.4-M5-BN
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-- M5 x .8  2.4
(.09)
14
(.55)
2
(.08)
2.5
(.10)
5 13 -- --
615.4-M6-B
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615.4-M6-BS
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615.4-M6-BN
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615.4-M6-BSN
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M6 x 1.0  2.7
(.11)
15
(.59)
2
(.08)
3
(.12)
6 17 11 25
615.4-M8-B
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615.4-M8-BS
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615.4-M8-BN
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615.4-M8-BSN
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M8 x 1.25  3.8
(.15)
18
(.71)
2
(.08)
4
(.16)
16 33 23 59
615.4-M10-B
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615.4-M10-BS
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615.4-M10-BN
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615.4-M10-BSN
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M10 x 1.5  4.5
(.18)
23
(.91)
2.5
(.10)
5
(.20)
19 42 20 54
615.4-M12-B
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615.4-M12-BS
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615.4-M12-BN
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615.4-M12-BSN
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M12 x 1.75  6.2
(.24)
26
(1.02)
3.5
(.14)
6
(.24)
22 57 38 96
615.4-M16-B
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615.4-M16-BS
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615.4-M16-BN
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615.4-M16-BSN
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M16 x 2.0  8.5
(.33)
33
(1.30)
4.5
(.18)
8
(.31)
38 78 50 100
615.4-M20-B
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615.4-M20-BS
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615.4-M20-BN
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615.4-M20-BSN
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M20 x 2.5  10
(.39)
43
(1.69)
6.5
(.26)
10
(.39)
39 81 52 133
615.4-M24-B
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615.4-M24-BS
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615.4-M24-BN
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615.4-M24-BSN
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M24 x 3  13
(.51)
48
(1.89)
8
(.31)
12
(.47)
72 155 91 223