DeltaQ ..Hydraulic Axial Piston Pumps Manufacturer

DELTAQ...Hydraulic Piston Pumps Manufacturer AP40 PISTON PUMP
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AP40 SALES / MODEL CODES AP40 PARTS DIAGRAM AND LIST
AP4040 PARTS AP40 REPAIR

AP40 SERIES PISTON PUMP

"Original Hydreco AP40 Piston Pump....One of the First Piston Pumps Ever Made."
AP40 Competitive Advantages
  • "B" or "C" Mount Available
  • Rear, Side, and Thru Drive Ports
  • Field-proven,Years of Service
  • Dependability
  • Short Lead Times Any Config.
  • Split-flange or straight-thread ports
  • Splined or keyed shafts
  • Aluminum housings
  • Multiple Control Configurations
  • Torque Controls Available

Specifications
Max Rated Speed 3000 RPM Filtration Recommendation
Max Operating Pressure 3500 PSI  Beta 12 Greater Than or Equal To 200
Max Displacement 4.0 CIR  Fluid Cleanliness ISO Code 16/14/12
Approximate Weight 50 lbs Operating Viscosity Limits
Max Operating Temperature 180° F  Max @ Start Up 5000 SUS
Max Case Pressure 25 PSI  Max Continuous 1000 SUS
Thru Drive Options SAE A & B  Min Continuous 60 SUS
Mounting Flange SAE B or C  Min Intermittent 50 SUS
Input Horsepower Inlet Pressure Requirements 5 in Hg
  1800 RPM 3500 PSI 68 HP to 20 PSI
AP40 SERIES PISTON PUMP MODEL NUMBERS
AP 40 B 1 B 1 A 2 R 20
Type Model Series Shafts Adapter Construction Controls Covers Rotation Comp setting

Type
AP   Atmospheric Inlet Axial Piston Pump
Model
40   4.0 cir 25   2.5 cir
35 3.5 cir 23 2.3 cir
30 3.0 cir 20 2.0 cir
27 2.7 cir
Series
B   Standard design
Shafts
1   SAE 'B' Spline (use only with 'B' adapter) PxD=11,000
2   SAE 'C' Spline (use only with 'C' adapter) PxD=29,400
3   SAE 'C' Keyed (use only with 'C' adapter) PxD=29,400
4   SAE 'BB' Spline (use only with 'B' adapter) PxD=15,000
Shafts with rear drives
5   SAE 'C' Spline (use with #3 cover and 'C' adapter)
6   SAE 'C' Keyed (use with #3 cover and 'C' adapter)
7   SAE 'BB' Spline (use with #3 cover and 'B' adapter)
8   SAE 'B' Spline (use with #3 cover and 'B' adapter)
17   SAE 'C' Spline with SAE 'B' spline rear drive (use with #7 cover and 'C' adapter)
18   SAE 'C' Spline with SAE 'BB' spline rear drive (use with #7 cover and 'C' adapter)
19   SAE 'C' Keyed with SAE 'B' spline rear drive (use with #7 cover and 'C' adapter)
20   SAE 'C' Keyed with SAE 'BB' spline rear drive (use with #7 cover and 'C' adapter)
21   SAE 'B' Spline with SAE 'B' spline rear drive (use with #7 cover and 'B' adapter)
Adapter
B   SAE 'B' two bolt mount
C   SAE 'C' two and four bolt mount combo
Construction
1   Long differential cutoff
4   Short differential cutoff
5   Torque limiter
Controls
A   Pressure compensator
B   Dual pressure compensator
C   Load sense 170 psi min standby
D   Remote load sense 170 psi min standby
CA   Load sense 350 psi min standby
DA   Remote load sense adjustable standby
M   Load sense adjustable standby
T   Torque limiter with adjustable standby
W   Torque limiter with pressure compensator
P   Pressure compensator w/electric 12 vdc unloader
CB   Load sense w/electric 12 vdc loader
CC   Load sense w/electric 24 vdc loader
PA   Pressure compensator w/electric 12 vdc loader
PB   Pressure compensator w/electric 24 vdc loader
CAY Adjustable Press Comp. & Adj. Load Sense
CAX Adjustable Press Comp. & Adj. Load Sense (w/Internal Bleed)
*Many More *Please Call
Covers
1   Same as #3 with max. volume stop adjustment. Rear SAE 'A' thru drive not available
2   Rear port-Inlet SAE 1 1/2" tube port 1 7/8-12UN-2B(#24). Outlet-SAE 1" tube port 1 5/16-12UN-2B(#16)
3   Side port -Inlet SAE 1 1/2" flange SAE J518C code 61. Outlet SAE 1" flange SAE J518C code 61
6   Same as #2 with max/min volume stop adjustment. Rear SAE 'A' thru drive not available
7   Same as #3 except with rear SAE 'B' drive.
10   Rear port-Inlet SAE 1 1/2" flange SAE J518C code 61. Outlet SAE 1" flange SAE J518C code 61.
13   Same as #10 with max/min volume stop adjustment. Rear SAE 'A' thru drive not available
Notes:
When no setting is specified on order, the compensator will be set at 2500 psi.

*For additional options and controls consult the factory.
Hydraulic Piston Pump Installation...AP40

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