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GN822.8 Mini Indexing Plunger

GN822.8 Mini Indexing Plunger has a built-in spiral spring to drive the expansion and contraction of the pin, which can be embedded in the workpiece hole slot to complete repeated positioning. It supports positioning slots (Rest Position) or no positioning slots (Without Rest Position), and achieves quick positioning and unlocking functions through the spring driven pin;

  • GN822.8 Mini Indexing Plunger

  • PDM

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Features of GN822.8 Mini Indexing Plunger


GN822.8 Index Spring Plunger Title:

Mini Indexing Plunger GN822.8 stainless indexing plunger for Gym


Indexing Spring Plunger Introduction:

GN822.8 is a mini indexing plunger that achieves precise positioning and locking through a spring-loaded mechanism.

Non positioning groove type: suitable for continuous indexing scenarios (such as turntable indexing).

With positioning groove type: It needs to match the workpiece groove and provide mechanical stops.


Spring Indexing Plunger Model Number:

Standard Model GN822.8:

Plunger Rod Diameter:4mm、5mm、6mm、8mm、10mm or Customized

Spring Pressure:Preload [N]:4.5N-11N,Max.load[N]:12N-35N

Variant Model GN822.8:


Body with mounting plate: Zinc die-cast Powder coated Black, textured finish

Plunger pin: Stainless steel AISI 303

Spring: Stainless steel AlSl 301

Knob Plastic: Technopolymer (Polyamide PA)

-Temperature resistant up to 230 °F(110°C)   Black, matte finish

-Not removable


Standard Executions

-Execution B: Without rest position

-Execution C: With rest position-Pull the knob and turn it by 30°

GN822.8-indexing-plunger-01


d1 I1
b1 b2 d2 d3 d4 K I2 I3 I4 I5 Spring Load
Initial End
4 5 10 35 15 8 21 4.3 25 20.5 2 4 5 4N 12N
5 6 12 40 18 10 25 4.3 30 25.5 2.5 4 6 6N 16N
6 6 12 40 18 10 25 4.3 30 25.5 2.5 4 6 6N 16N
8 10 20 50 23 14 33 5.3 38 35 2.5 5 10 11N 35N
10 10 20 50 23 14 33 5.3 38 35 2.5 5 10 11N 35N


The Core Function of Index Plunger Auto Lock:

High positioning accuracy, suitable for high-precision scenarios, elastic crimping structure reduces displacement risk; Has good automation adaptability;


Customized requirement design:

Adjustable rod length, spring force, surface coating, and support for manufacturing non-standard thread specifications.



Application:

Mechanical arm positioning, screw locking, equipment fixation, module insertion, etc.


GN822.8-indexing-plunger-02


Advantage of Spring Loaded Indexing Plunger:


Corrosion resistance and long service life:

Directly press in installation reduces processing steps and improves assembly efficiency;

Support sample delivery design, flexible customization services

Provide service technical support;


Installation points: After cleaning the threaded hole, manually screw it in to avoid deformation caused by excessive torque.

SS high load type and stainless steel material are preferred for high vibration scenarios.


Installation steps:

01. Manual pre alignment

Insert the plunger vertically into the threaded hole and rotate clockwise until the flange is completely in contact with the base, without any diagonal force.

Torque tightening

Use an open-end wrench to fix the flange hexagonal surface and tighten it in stages according to specifications: (the plastic plug head needs to be reduced in force).


Installation process:

A [Check thread specifications] -->B [Clean base hole] -->C [Manually screw in to flange fit] -->D [Torque wrench graded tightening] -->E [Verticality correction] -->F [Load test]


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