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NN Check Valve

NN Check Valve

Non-return valve NN is used in heating and cooling systems.

NN Check Valve

Variants

NN - Male / Female cylindrical pipe thread

NN - Male / Female cylindrical pipe thread 2 variants

Article no. Dim. DN Weight (kg) Item List
055008 ½" 15 0.1
055009 ¾" 20 0.1

055008

Dim. ½"
DN 15
Weight (kg) 0.1
Item list

055009

Dim. ¾"
DN 20
Weight (kg) 0.1
Item list

Detailed Information

Description

Non-return valve NN is used in heating and cooling systems.

Technical Data

Working temperature: Max. 90°C
Max. working pressure: 1.0 MPa
Thread standard: G - male thread, G - female thread
Other data: Material, Check valve body in chrome plated brass
Material, valve cone POM
Material, spring stainless steel
Material, Sealing NBR

Technical Diagrams

Pressure drop diagram

Documentation