GN 775 Breather caps Plastic, with filter and double valve


ELESA original design
code: SFW / VP

Product description


Function and operational criteria of breather caps GN 775 see function description.

In addition, breather caps GN 775 are known for the following properties:

a torque limiter is installed in the mechanism which is set to give the optimum torque to ensure a perfect seal on installation,
once screwed in position, they can only be removed with a special key,
with this vandalism proof function, the breather caps cannot be tampered with or removed by an unauthorised person.

The connection between upper part (cap) and lower part (threaded part) conforms to protection class 65.

Breather caps are supplied with two keys each.


  • temperature resistant up to 120 °C
  • black

Upper part (cap)
Polyamide (PA)

Lower part (threaded part)
Polyacetal (POM)

Sealing ring
NBR (Perbunan)

Air filter PU-foam (Polyurethane)
Filtration 40 µm

Plastic, red

Insert profile
Stainless Steel sheet

Thrust spring Stainless Steel

Technical drawing

Hide technical drawing
GN 775 Breather caps, vandalism proof, Plastic sketch

Article options / Table

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d1Opening pressure in mbar
at tank over pressure

at tank
under pressure
G 3/4350 Opening pressure700* Opening pressure303616155,568
M 42 x 2350 Opening pressure700* Opening pressure30473221474
* not available from stock, requires a minimum order quantity

Build & Price

Thread d1
Opening pressure Öffnungsdruck

Selected Part (How to order)

Weight: 0,176 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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