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:

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 2-3/8

Throttle valve IGR3/8" 400bar
Flow max.
38 l/min
Thread
G 3/8″ -19 
Pressure
400 bar
Download PDF
Product details for

HK V257 2-3/8

Flow max.
38 l/min
Thread
G 3/8″ -19
Pressure
400 bar
A
59 mm
B
93 mm
C
25 mm
D
19.5 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 both directions.
Metallic seal without leakage, linear opening cross-section.
Precise throttling over a wide flow rate range.
The setting is made via a decimal scale from 0 - 9 on the underside of the setting knob and a reference scale A to C from 0 to 4 on the valve shaft for exactly reproducible settings.
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
Show dimensional drawing
Identifier
Flow max. (l/min)
Thread
Pressure (bar)
A (mm)
Details / items
8  l/min
G 1/8″ -28  
400  bar
38  mm
Learn more
14  l/min
G 1/4″ -19  
400  bar
49  mm
Learn more
38  l/min
G 3/8″ -19  
400  bar
59  mm
Learn more
50  l/min
G 1/2″ -14  
400  bar
68  mm
Learn more
80  l/min
G 3/4″  
400  bar
86  mm
Learn more
190  l/min
G 1″ -11  
320  bar
105  mm
Learn more
200  l/min
G 1.1/4″ -11  
320  bar
120  mm
Learn more
350  l/min
G 1.1/2″ -11  
320  bar
134  mm
Learn more
450  l/min
G 2″ -11  
320  bar
150  mm
Learn more
Values for max. flow at Δp = 20 bar.

Column selection

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