817.2-4-4-BK GN 817.2 Indexing plungers, Steel

817.2-4-4-BK

GN 817.2 Indexing plungers, Steel

Steel / Stainless Steel, with long knob, with and without rest position
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Eta: 1-2 weeks All sizes and variants of GN 817.2

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Technical data

Catalogue
GN 817.2-4-4-BK
d1 Pin -0.05/-0.10
Bore
H7
4
l1 min.
4
d2
M 8 x 1
d3
16
k
21
l2
42
l3
16
l4
5
A/F
10
Spring load in N ≈
initial
4.5
Spring load in N ≈
end
12
18
817.2-4-4-BK drawing

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

Version in Steel

  • blackened
  • Pin hardened

Version in Stainless Steel NI

  • AISI 303
  • Pin chemically nickel plated

Knob Plastic (Polyamide PA)

  • black, matt
  • not removable

Indexing plungers GN 817.2 correspond to GN 817 , they only differ by a longer knob. , they only differ by a longer knob.

Type C / CK are used for such applications where the plunger has to stay in its retracted position. To achieve this, the knob is roated by 90° degrees after being retracted. A notch keeps the plunger in this position.