Piston Pumps - DeltaQ

The 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.