Logo Oventrop GmbH & Co. KG

Check valve with internal thread PN 25, EPDM seal
DN 10, Rp ⅜, bronze/brass

Check valve for closed heating and cooling systems. Item no. 10721.. with WRAS approval also for potable water systems.
Consisting of a Y-pattern body and valve insert with spring-loaded plug. Nominal sizes DN 10 to DN 20 suitable for compression fittings, see accessories.

  • Main function: Check valve
  • Installation location: Supply or return
  • Installation position: Position-independent
  • Opening pressure: 40 mbar
  • Body material: Bronze
  • Medium: Water, Water-glycol mixture
  • Operating temperature: -10 - 150 °C
  • Nominal size: DN 10
  • Connections: Internal thread
  • Connection size: Rp 3/8
  • kvs: 3.4
Art.-Nr.: 1072103
EAN: 4026755335729
Manufacturer: Oventrop GmbH & Co. KG
Subject to technical changes


Dimensions of article

Length Width Height Weight
63 mm 52 mm 28 mm 0,22 kg

Packing units

Type Qty. Length Width Height Weight
Carton 1 63 mm 52 mm 28 mm 0,22 kg
Unknown 10 175 mm 175 mm 85 mm 2,35 kg


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ETIM 7.0
Property Value
Model Straight
Height 41 mm
Surface protection Untreated
Material quality Bronze (Rg 5)
Sealing Ethylene-propylene diene monomer rubber (EPDM)
Article compression class PN 25
Max. medium temperature (continuous) 150 °C
KIWA certified
Permitted by NCP
Min. medium temperature (continuous) -10 °C
Flange compression class PN 25
Valve shape Other
With lock spring
Angle of non-return valve 50 °
FM quality mark
VdS quality mark
UL quality mark
ULC quality mark
LPCB quality mark
Housing material Bronze
Norm DIN
Nominal inner diameter DN 10
With balance weight
Low noise
Protection class None