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

HK V257 5-1/2

Throttle check valve IGR1/2" 400bar
HKV2575-1/2

The product image may differ

HKV2575-1/2
HKV2575-1/2 HKV2575-1/2
Flow max.
50 l/min
Pressure
400 bar
Thread
G 1/2″ -14 
Download PDF

Please choose a variant

Show table of articles

Article

HK V257 5-1/8 HK V257 5-1/4 HK V257 5-3/8 HK V257 5-1/2 HK V257 5-3/4 HK V257 5-1 HK V257 5-11/4 HK V257 5-11/2 HK V257 5-2
Product details for

HK V257 5-1/2

Flow max.
50 l/min
Pressure
400 bar
Thread
G 1/2″ -14
A
95 mm
B
107 mm
C
30 mm
D
21 mm
All characteristics

Characteristics

Max. working pressure
  • up to 400 bar 
Design
  • steel version with precision valve spindle 
  • suitable for control panel installation 
Customs tariff number
  • 84812010 

Product description

Notes
These valves must be set according to the application.
Description
Precise volumetric flow control or barring in one flow direction, free flow in the opposite direction.
Metallic seal without leakage, linear opening cross-section.
Precise throttling over a wide flow rate range.
Opening pressure of the check valve 0.5 bar.
Setting is as for the throttle valve.
The hexagon socket screw in the setting knob serves for locking.
An additional lock nut is available for control panel installation.

Product variants

9 Results
Search
Show dimensional drawing
Identifier
Flow max. (l/min)
Pressure (bar)
Thread
A (mm)
Details / items
HK V257 5-1/8
8 l/min
400 bar
G 1/8″ -28 
50 mm
Learn more
HK V257 5-1/4
14 l/min
400 bar
G 1/4″ -19 
66 mm
Learn more
HK V257 5-3/8
38 l/min
400 bar
G 3/8″ -19 
79 mm
Learn more
HK V257 5-1/2
50 l/min
400 bar
G 1/2″ -14 
95 mm
Learn more
HK V257 5-3/4
80 l/min
400 bar
G 3/4″ -14 
115 mm
Learn more
HK V257 5-1
190 l/min
320 bar
G 1″ -11 
139 mm
Learn more
HK V257 5-11/4
200 l/min
320 bar
G 1.1/4″ -11 
157 mm
Learn more
HK V257 5-11/2
350 l/min
320 bar
G 1.1/2″ -11 
190 mm
Learn more
HK V257 5-2
450 l/min
320 bar
G 2″ -11 
228 mm
Learn more
Values for max. flow at Δp = 20 bar.

Column selection

Flow max. (l/min)
Pressure (bar)
Thread
A (mm)
B (mm)
C (mm)
D (mm)
Values for max. flow at Δp = 20 bar.

Parts and Accessories

Accessories

MAS_HK_KM_202

HK KM 202

9 Variants

Counter nut

Use

for control panel installation of valves HK V2 572 and HK V2 575

Customs tariff number

84812010