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Gear pumps

On gear units, R&S has the following products to offer:

The CONCENTRIC (Till 2013 the HALDEX) program, which is the old Vickers (J.S. Barnes)gear product range. This range consists of a wide variety of aluminium gear pumps and motors, with a number of mounting flange possibilities. Multiple pumps, cast iron units, rotary flow dividers, compact units with AC and DC electric motors and complete solutions for fandrives etcetera.

Through Weser R&S offers an alternative for cast iron gear pumps and motors which have been taken out of production by Commercial, Hamworthy, Dowty etcetera. Weser can often offer a solution where mounting flange, shaft and connections are 100% interchangeable with the old unit. Most of the time these units can be supplied within a few days.

Metaris offers an alternative for the Commercial gear pumps, different series, as single, double /tripple pumps or pump with thru-drive and Motors


Cast Iron Gear pumps and Motors.

Cast Iron Gear pumps.

Produced as single-, double- and thru-drive pumps.

100% alternative for the Commercial Gear Pumps

Please check the possibilities in overview below Fast delivery times!!

Models
PDF
Metaris design
 		 Altern. Commercial
 Displacement
cc/rev.		 Max. working pressure Mounting flange
possibilities		 Shaft possibilities (keyed and spline)
MHP15  P15 11,4 – 44,2 140 bar SAE-A2, B2  SAE-B, SAE-C
MHP20 
P20 
 16,1 – 64,6 207 bar SAE-A2, SAE-B2, SAE-B4, SAE-B2 /B4 SAE-A, SAE-B (B) van SAE-C
MHP25  P25  31,3 – 104,5 175 bar SAE-B2, SAE-B4, SAE-C2, SAEC4,  SAE-B (B), SAE-C, spec.
MHP30 (31) P30 (31)  16,1 – 64,6 207 bar SAE-A2, SAE-B2, SAE-B4, SAE-C4  SAE-A, SAE-B (B), SAE-C
MHP315 P315  7,70 – 40,6 245 bar SAE-A2, SAE-A4, SAE-B2 SAE-A, SAE-B
MHP330 P330  16,22- 64,6 245 bar SAE-B2, SAE-B4, SAE-C4 SAE-B (B), SAE-C
MHP350  P350  20,5 – 104,5 245 bar SAE-B2, SAE-B4, SAE-B2 / 4, SAE-C2, SAE-C4 SAE-B (B), SAE-C
MHP365 P365 44,2 – 147,5 245 bar SAE-B2, SAE-B4, SAE-C2, SAE-C4 SAE-C
MHP37 P37 36,8 – 151,8 140 bar SAE-B4, SAE-C2, SAE-C4  SAE-B, SAE-C, spec.
MHP50 (51) P50 (51) 20,9 – 104,5 175/207 bar SAE-A2, SAE-B2, SAE-B4, SAE-C2, SAE-C4 SAE-B (B), SAE-C
MHP75 (76) P75 (76) 50,28 – 201 172 / 207 SAE-B4, SAE-C2, SAE-C4, SAE-D4 SAE-C

Haldex

Haldex, since 2013 named Concentric, has a wide product range of gear pumps and motors. Below you can find an overview of the most current part of the program, with the option of downloading the Haldex information. If you need more information, please contact us.

Models
PDF

Series Displacement Pressure - -
Aluminium gear pump Series WP03 0,8 – 5,7 cc/rev max 255 bar – download info
Series WP09 5 – 31 cc/rev max 275 bar – download info
Series WQ09 5-23 cc/rev max 230 bar quiet design download info
Series WP15 19-50 cc/rev max 275 bar – download info
Aluminium gear motor Series WM09 6-31 cc/rev max 275 bar – download info
Cast Iron gear pump Serie G25 23-87 cc/rev max 210 bar not deliverable anymore, alternatives download info
Cast Iron internal gear GPA 1,7-63,6 cc/rev 100 bar Uitlopend download info
Rotary flowdividers up to 13,3 cc/rev 207 bar – download info
Motor/pump combinations  HE units up to 5,7 cc/rev – – download info

Weser pumpen

Weser Pumps is a German supplier for cast iron gear pumps and motors

Alternative for Commercial, Dowty, Vickers, Hamworthy etc.

Max. displacement till 200 cc/rev. Thru-drive pumps are deliverable too.

Short delivery times !

Models
PDF

Bucher internal gear pumps

Displacements from  5 cc/r up to max. 498 cc/r, continuous working pressure up to 320 bar

Available in three pressure ranges:

  • Pressure range 1: 10-498 cc/rev, operating pressure up to continuous: 100-160 bar).
  • pressure range 2: 5-249 cc/rev, continuous operating pressure up to 210 bar.
  • Pressure range 3: 5-249 cc/rev, continuous operating pressure up to 320 bar, intermittent: 400 bar.

Documentation: down load pdf


Models
PDF

Features of the pump:

  •  Extremely long service life.
  •  Extremely low noise level.
  •  High volumetric efficiency.
  •  Suitable for use with variable speed drives.
  •  Low flow and pressure pulsations.
  •  Double pumps with one suction connection and triple pumps with 2 suction connections.
  •  Pump has a standard ISO mounitng flange and shaft (Metric measurements), option: SAE shaft and mounting flange.

Bucher Internal gear pumps can be delivered suitable for Atex 2 application.