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

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:

08:00 AM -12:00 AM 01:00 PM - 05:00 PM

Or use our FAQ

There you get answers to the most frequently asked questions.

Helping people help themselves
FAQs

HK GR33

Gear pump, group 2, low noise
Design
Gear pump group 2. 
Material
housing: aluminium 
front flange, end cover: cast steel. 
Connection suction side
Ø 40 / M8, European standard. 
Download PDF

Please choose a variant

Show table of articles
Register now to get access to our online shop

Register now and access our complete product range and many exclusive services.

Characteristics

Design
  • Gear pump group 2. 
Material
  • housing: aluminium 
  • front flange, end cover: cast steel. 
Connection suction side
  • Ø 40 / M8, European standard. 
Connection pressure side
  • Ø 30 / M6, European standard. 
Connection drive side
  • Hole pattern 96.2 x 71.5 – Ø 36.5. 
Shaft
  • conical shaft 1:8 
Customs tariff number
  • 84136031 
All characteristics

Product description

Notes
Tightening torque of the fastening nut on the shaft: 40 Nm
Description
Due to the special tooth design, these pumps achieve a significantly lower noise level.
For purposes of comparison:
Standard gear pump: 65 - 75 dB.
Gear pump HK GR33: 47 - 57 dB.
The values apply, in the speed ranges 500 - 3000 rpm.
Ordering information
Other pump versions available on request

Product variants

1 Result
Show dimensional drawing
Identifier
VFU (cm³)
p1 max. (bar)
p2 max. (bar)
p3 max. (bar)
Price / items
VFU = conveying volume per revolution
p1 = continuous pressure
p2 = working pressure
p3 = maximum pressure

Column selection

VFU (cm³)
p1 max. (bar)
p2 max. (bar)
p3 max. (bar)
Min. speed (r/min)
A (mm)
B (mm)
Direction of rotation
Max. speed (r/min)
VFU = conveying volume per revolution
p1 = continuous pressure
p2 = working pressure
p3 = maximum pressure