GN 543.6 ATEX-Sight glasses Plastic


ELESA original design
code: HGFT. ATEX

Product Family ATEX

ATEX standard parts have been developed for explosion hazard conditions in hydraulics or gear construction. Every product includes a documentation showing the underlying European explosion protection directive (ATEX).

  • especially for explosion hazard zones
Show all ATEX products

Product description


ATEX-Sight glasses GN 543.6 are suitable for use in an explosion risk environment. They comply with the guidelines (ATEX) 94/9/EG.

A detailed operating instruction is includedt.

The window is embedded in the body during the injection process and it is therefore absolutely leaktight.

The sealing ring is embedded in a radial undercut and it cannot be extruded during the tightening operation.

Assembly instruction:
For mounting on walls of less than 4 mm thickness please use a mounting nut GN 543.1.


Plastic (Polyamide PA)
  • temperature resistant up to 80 °C
  • black, shiny finish

Sight glass
  • crystal-clear Polyamide (PA-T/AR)
  • alcohol resistant

Rubber NBR (Perbunan®)

natural color, anodized

RoHS compliant


Mounting nuts GN 543.1

Technical drawing

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GN 543.6 ATEX-Sight glasses, Plastic sketch

Article options / Table


Awith contrast screen
Bwithout contrast screen
Show / Hide columns
d1d2d3l1l2srecommended torque in Nm
11G 3/82487224 ... 8
15G 1/228108,5246 ... 8
18G 3/4359,58,5328 ... 10

Build & Price

Window glass d1
Thread d2

Selected Part (How to order)

Weight: 0,004 kg
If this article is new in our product range, it may happen that details concerning weight are as yet not listed.
If you do need weight details, please contact our Sales Department!
Phone+49 7723 6507 - 0
RoHS compliant: Yes
This article conforms to RoHS, which means it complies with EU Directive 2011/65/EU for restricting the use of certain hazardous substances in electrical and electronic devices. The Directive regulates the use of hazardous substances in devices and components. The implementation in national law is summarily described with RoHS(Restriction of (the use of certain) hazardous substances)).
Please note our quantity discounts.
With a total value (net) per order:
from 150 Euro -> 10 % discount
from 250 Euro -> 20 % discount
from 350 Euro -> 30 % discount
All prices in accordance with our price list No. 51, valid from 1 February 2018, plus VAT only valid for Germany.

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