What are you looking for?

Enter search term

We are sorry!

Unfortunately no results were found.

Christmas / New Year shipping times
Our central warehouses will be closed from 23.12.2024 to 01.01.2025. Incoming orders will not be shipped during this period. If necessary, you are welcome to use our branch network during this time. Customer service will be available as usual.

Please note that our branches may have different opening hours during the holidays. For up-to-date information, we recommend calling ahead or checking the current opening times on Google Maps. Due to technical reasons, we are currently unable to update the opening hours on our website. Link to branch search on Google Maps

Login

Have you forgotten your password?

Are you a new customer?

Register and get many benefits:

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

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:

Phone
+49-421-48907-766
Monday - Thursday: 8:00AM - 5:00PM
Friday: 8:00AM - 4:00PM
Except saturdays, sundays and holidays

Or use our FAQ

There you get answers to the most frequently asked questions.

Helping people help themselves
FAQs

RD NW 20 IN VA

Check valve connector IGN3/4" SS
RDNW20INVA

The product image may differ

RDNW20INVA
RDNW20INVA RDNW20INVA
Response pressure
approx. 1 bar 
Working pressure
PN 400 
G1
NPT 3/4″ -14 
Download PDF

Please choose a variant

Show table of articles

Article

RD NW 04 IN VA RD NW 06 IN VA RD NW 10 IN VA RD NW 13 IN VA RD NW 20 IN VA RD NW 25 IN VA RD NW 32 IN VA RD NW 40 IN VA
Product details for

RD NW 20 IN VA

Response pressure
approx. 1 bar
Working pressure
PN 400
G1
NPT 3/4″ -14
L
84.5 mm
S1
41
S2
46
i
23.1 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
Search
Show dimensional drawing
Identifier
Response pressure
Working pressure
G1
L (mm)
Details / items
RD NW 04 IN VA
approx. 1 bar 
PN 400 
NPT 1/8″ -27 
Learn more
RD NW 06 IN VA
approx. 1 bar 
PN 400 
NPT 1/4″ -18 
57.5 mm
Learn more
RD NW 10 IN VA
approx. 1 bar 
PN 400 
NPT 3/8″ -18 
63.5 mm
Learn more
RD NW 13 IN VA
approx. 1 bar 
PN 400 
NPT 1/2″ -14 
78 mm
Learn more
RD NW 20 IN VA
approx. 1 bar 
PN 400 
NPT 3/4″ -14 
84.5 mm
Learn more
RD NW 25 IN VA
approx. 1 bar 
PN 400 
NPT 1″ -11.5 
101 mm
Learn more
RD NW 32 IN VA
approx. 1 bar 
PN 250 
NPT 1.1/4″ -11.5 
Learn more
RD NW 40 IN VA
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