What are you looking for?

Enter search term

We are sorry!

Unfortunately no results were found.

Login

Are you a new customer?

Register and get many benefits:

Checking the product availability
Fast reordering & order history
Personal product recommendation
Payment by invoice

Help & Contact

Your direct line to us

If you have any questions about the online store or our products, you can call our customer service at:

Mon-Fri 7:00AM-5:00PM
Sat 8:00AM-12:00PM

Or use our FAQ

There you get answers to the most frequently asked questions.

Helping people help themselves
FAQs

RD NW 25 IN VA

Check valve connector IGN1" SS
Response pressure
approx. 1 bar 
Working pressure
PN 400 
G1
NPT 1″ -11.5 
Download PDF
Product details for

RD NW 25 IN VA

Response pressure
approx. 1 bar
Working pressure
PN 400
G1
NPT 1″ -11.5
L
101 mm
S1
46
S2
50
i
27.8 mm
All characteristics

Characteristics

Connection 1
  • NPT female thread, tapered 
Connection 2
  • NPT female thread, tapered 
Construction type
  • non-return valve, connector 
Material
  • stainless steel 
Sealing form 1
  • thread seal 
Sealing form 2
  • thread seal 
Type
  • straight 
Customs tariff number
  • 84813091 
All characteristics

Product description

Ordering information
Also available with opening pressure of 0.2; 0.5; 2; 3 bar.

Product variants

8 Results
Show dimensional drawing
Identifier
Response pressure
Working pressure
G1
L (mm)
Details / items
approx. 1 bar 
PN 400 
NPT 1/8″ -27 
Learn more
approx. 1 bar 
PN 400 
NPT 1/4″ -18 
57.5 mm
Learn more
approx. 1 bar 
PN 400 
NPT 3/8″ -18 
63.5 mm
Learn more
approx. 1 bar 
PN 400 
NPT 1/2″ -14 
78 mm
Learn more
approx. 1 bar 
PN 400 
NPT 3/4″ -14 
84.5 mm
Learn more
approx. 1 bar 
PN 400 
NPT 1″ -11.5 
101 mm
Learn more
approx. 1 bar 
PN 250 
NPT 1.1/4″ -11.5 
Learn more
approx. 1 bar 
PN 250 
NPT 1.1/2″ -11.5 
Learn more
HEX = SW, S1, S2, S3 = width across flats

Column selection

Response pressure
Working pressure
G1
L (mm)
S1
S2
i (mm)
HEX = SW, S1, S2, S3 = width across flats