EN 552.1 Filler Breathers Plastic, with sealing washer


ELESA Original design
code: SFV.

Product description


EN 552.1 Elesa® original design technopolymer plastic filler breathers.

Resistant to solvents, oils, grease and other chemical agents.

10 mb: Valve opens when pressure exceeds 0.010 bar.
100 mb: Valve opens when pressure exceeds 0.100 bar.

Used when air exceeding a certain pressure value must be expelled, for example, on speed reducers, variators and compressors.
Sealing disc prevents against dust and oil loss.


  • special polyamide technopolymer plastic
  • orange RAL 2004 with graphic symbol "valve"

Threaded body
  • Technopolymer plastic
  • Black

Flat packing ring
NBR synthetic rubber

Flat disc valve and sealing O-ring
Technopolymer plastic

Stainless steel

Air filter
Polyester polyurethane foam mesh

Temperature resistant up to 212°F (100°C)

On request

Breather caps with other opening pressures

Technical drawing

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EN 552.1 Plastic Filler Breathers, with sealing washer sketch

Part Options / Table

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Dimensions in: Inch (change to Metric)
Pipe Thread
Opening pressure
in mbar ±20 %
1.223/8 NPT-101000.391.180.391.18
1.221/2 NPT-101000.391.180.391.18
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Dimensions in: Inch | Metric
Pipe Thread
Opening pressure
in mbar ±20 %
1.22G 1/4--101000.311.180.391.18
1.22G 3/8M 16 x 1.5M 18 x 1.5101000.391.180.391.18
1.22G 1/2M 20 x 1.5M 22 x 1.5101000.391.180.391.18
1.65G 3/4--101000.631.610.471.46
1.65G 1--101000.631.610.471.46

Build & Price

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Outside diameter d1
Pipe Thread d2
Thread d1
Opening pressure

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Total US Dollars (net)
In stock: 74
In stock
Please note our quantity discounts (US Dollars).
≥ 250$6.01
Prop 65: -
Please contact our Sales Department for more information: 800-877-8351
RoHS: -
This part is new in our product range, no details are available at this time. For more recent details on the RoHS compatibility, please contact our Sales Department!
Phone: 800-877-8351
Weight: -
If weight is not listed, please contact our Sales Department for additional information regarding weight.
Phone: 800-877-8351
All Prices are in US Dollars. Taxes Not Included.

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