External Gear Pumps, Series AP

The Bucher Hydraulics product range includes single pumps (corresponding to the common group denominations: 05-1-2-2.5-3) and several combinations of double and triple pumps that can be assembled together into a version with specific displacement, flanging, and auxiliary valves. This series is available with an aluminum or cast iron housing.

High overall efficiency thanks to optimised hydraulic compensation
Design and materials that guarantee excellent technical specifications and long life service
Optimum quality/price ratio
Customised models can be built for specific applications:

Dedicated front covers to improve mechanical and life performances in case of radial/axial loads
Dedicated back covers with integrated circuits to control pressure and flow.

Type	Material	Displacement cm³/rev	Operating pressure up to bar	Peak pressure bar	Min. speed rpm	Speed max. rpm
AP/APR05	Aluminium	0.25 - 1.6	190	230	500	7000
AP100	Aluminium	1.2 - 10.0	210	280	500	5000
AP/APR212	Aluminium	4.4 - 27.1	250	300	500	4000
AP/APR212HP	Cast iron	15.1 - 34.1	250	300	500	3500
AP250HP	Cast iron	15.2 - 54.0	300	320	500	3500
AP312HP	Cast iron	40 - 75	300	320	500	3000

	Type	File extension	Size
AP05_200-P-991218-en	Catalog / Data sheet	PDF	1.3 MB
AP100_200-P-991218-en	Catalog / Data sheet	PDF	1.5 MB
AP212_200-P-991230-en	Catalog / Data sheet	PDF	5.6 MB
AP212-Dealers_200-P-991233-en	Catalog / Data sheet	PDF	8.9 MB
AP212-HP_200-P-991236-en	Catalog / Data sheet	PDF	4.9 MB
AP250-HP_200-P-991234-en	Catalog / Data sheet	PDF	3.8 MB
AP312HP_200-P-991239-en	Catalog / Data sheet	PDF	4.1 MB
AP312-HP_200-FL-991631-en	Flyer	PDF	2.5 MB

Single pumps, unidirectional
Single pumps, reversible
Aluminium and cast iron versions
Double and triple pumps, unidirectional, in several configurations.
With integral flow or pressure control valve .
With outrigger bearing for axial and radial loads.

Tractors
Agricultural machines
Earth moving machines
Lift trucks
Construction machinery
Front loaders
Sweepers
Hydraulic hoists