Aluminum Pumps – H Series

*PRODUCT IMAGE IS REPRESENTATIVE PROVIDED BY THE MANUFACTURER. DO NOT MAKE BUYING DECISIONS SOLEY BASED ON THE IMAGE. PLEASE VERIFY SPECIFICATIONS MEET YOUR REQUIREMENTS.

Parker’s Aluminum Pump H Series fixed displacement gear pump offers high performance and high power density dues to its aluminum construction, making it an ideal selection for the Aerial, Agriculture, Construction, Forestry, Material Handling, and Turf Equipment markets. It is available as a standard pump, a pump with a primary circuit relief valve, or a pump with a priority flow divider valve.

Markets:
• Aerial
• Agriculture Machinery
• Construction Equipment
• Forestry Equipment
• Material Handling Equipment
• Turf Equipment
• Vocational & Municipal Equipment

Features/Benefits:
• Three-piece construction for distribution flexibility
• Aluminum pumping sections for light weight
• Journal bushings for long life
• Pressure balanced thrust blocks for high efficiency
• Multiple sections available

Applications:
• Power steering pumps – priority valves available
• Brake pump
• Hydraulic Power Unit
• Filter Cart Pump
• Transfer pump
• Lube pump

Technical Specifications:
• Flows from 2.52 GPM to 9.31 GPM per 1000 rpm
• Sizes from 9.88 to 36.5 cc/rev (0.603 to 2.227 cir)
• Operating pressures up to 172 bar (2,500 psi)
• Speeds up to 4,000 rpm
• SAE shafts, flanges and porting available
• Valve options available: Pressure relief, and priority flow divider.

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SKU	Availability	Price	Flow Rate	Maximum Flow Rate	Body Material	Maximum Operating Pressure	Division	Media	Pump Type	Direction of Rotation	Operating Temperature	Filter Efficiency Rating	Product Type	Rated Speed	Operating Pressure	Maximum Continuous Pressure	For Fluid Type	Weight	Displacement	Mounting Type	Overall Length	Maximum Displacement	Maximum Kinematic Viscosity	Options	Rotation	Shaft Seal Material	Pressure Relief Setting (psig)	Porting	Shaft Type	Flow Rate (gpm)	Pressure Relief Valve	Pump Displacement (cu in/rev)
H25AA1A	Backordered	POR	n/a	n/a	Aluminum	2500 psi	Pump & Motor Division	n/a	Fixed	Counterclockwise	-40 to 185 °F	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM	172 bar	2500.0 psi	Water-Glycol (w/DU Bushings)	2.3 to 3.2 kg	36.5 cm3/rev	2-Bolt SAE AA	126.74 mm	2.227 inch3/rev	1000 SUS (Operating)	N/A	CounterClockWise	NBR	n/a	UNF-2B SAE Straight Thread: 1-1/16-12 Inlet x 7/8-14 Outlet - Side	Keyed w/1.56 Extension	n/a	n/a	H25: .603 (9.88 cc/rev)
H25AA1AA25000B	Backordered	POR	n/a	n/a	Aluminum	172 bar	Pump & Motor Division	n/a	Gear	Counterclockwise	-42 to 85 °C	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		172.0 bar	Phosphate-esther (w/FPM seals)	2.3 to 3.2 kg	2.227 inch3/rev	2-Bolt SAE AA	6.81 inch	36.5 cm3/rev	4000 SUS (Startup)	N/A	CounterClockWise	NBR	2500 psi	UNF-2B SAE Striaght Thread: 1-5/16-12 Inlet - Rear, 3/4-16 Primary - Rear, 7/8-14 Secondary - Side	Keyed w/1.56 Extension	n/a	R/V Drains External - Secondary Port External	H25: .603 (9.88 cc/rev)
H25AA1B	Backordered	POR	n/a	n/a	Aluminum	2500 psi	Pump & Motor Division	n/a	Gear	Counterclockwise	-42 to 85 °C	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		2500.0 psi	Water Emulsions (w/DU Bushings)	5 to 7 lb	36.5 cm3/rev	2-Bolt SAE AA	126.74 mm	36.5 cm3/rev	4000 SUS (Startup)	N/A	CounterClockWise	NBR	n/a	3/4 NPTF Inlet x 7/8-14 UNF-2B SAE Straight Thread Outlet - Side	Keyed w/1.56 Extension	n/a	n/a	H25: .603 (9.88 cc/rev)
H25AA1D	Backordered	POR	n/a	n/a	Aluminum	2500 psi	Pump & Motor Division	n/a	Gear	Counterclockwise	-40 to 185 °F	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		2500.0 psi	Mineral Oil	5 to 7 lb	2.227 inch3/rev	2-Bolt SAE AA	126.74 mm	2.227 inch3/rev	4000 SUS (Startup)	N/A	CounterClockWise	NBR	n/a	UNF-2B SAE Straight Thread: 1-5/16-12 Inlet x 7/8-14 Outlet - Rear	Keyed w/1.56 Extension	n/a	n/a	H25: .603 (9.88 cc/rev)
H25AA2A	10 in stock	POR	n/a	n/a	Aluminum	172 bar	Pump & Motor Division	n/a	Fixed	Clockwise	-42 to 85 °C	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		2500.0 psi	Phosphate-esther (w/FPM seals)	2.3 to 3.2 kg	2.227 inch3/rev	2-Bolt SAE AA	126.74 mm	2.227 inch3/rev	4000 SUS (Startup)	N/A	Clockwise	NBR	n/a	UNF-2B SAE Straight Thread: 1-1/16-12 Inlet x 7/8-14 Outlet - Side	Keyed w/1.56 Extension	n/a	n/a	H25: .603 (9.88 cc/rev)
H25AA2AA05000B	Backordered	POR	n/a	n/a	Aluminum	2500 psi	Pump & Motor Division	n/a	Fixed	Clockwise	-42 to 85 °C	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		2500.0 psi	Water Emulsions (w/DU Bushings)	2.3 to 3.2 kg	2.227 inch3/rev	2-Bolt SAE AA	6.81 inch	36.5 cm3/rev	1000 SUS (Operating)	N/A	Clockwise	NBR	500 psi	UNF-2B SAE Striaght Thread: 1-5/16-12 Inlet - Rear, 3/4-16 Primary - Rear, 7/8-14 Secondary - Side	Keyed w/1.56 Extension	n/a	R/V Drains External - Secondary Port External	H25: .603 (9.88 cc/rev)
H25AA2AA09000B	Backordered	POR	n/a	n/a	Aluminum	2500 psi	Pump & Motor Division	n/a	Fixed	Clockwise	-40 to 185 °F	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		2500.0 psi	Transmission Fluids	5 to 7 lb	36.5 cm3/rev	2-Bolt SAE AA	172.98 mm	2.227 inch3/rev	4000 SUS (Startup)	N/A	Clockwise	NBR	900 psi	UNF-2B SAE Striaght Thread: 1-5/16-12 Inlet - Rear, 3/4-16 Primary - Rear, 7/8-14 Secondary - Side	Keyed w/1.56 Extension	n/a	R/V Drains External - Secondary Port External	H25: .603 (9.88 cc/rev)
H25AA2AV	Backordered	POR	n/a	n/a	Aluminum	2500 psi	Pump & Motor Division	n/a	Gear	Clockwise	-40 to 185 °F	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		2500.0 psi	Petroleum Based Fluids	2.3 to 3.2 kg	2.227 inch3/rev	2-Bolt SAE AA	126.74 mm	36.5 cm3/rev	1000 SUS (Operating)	N/A	Clockwise	FPM [FKM]	n/a	UNF-2B SAE Straight Thread: 1-1/16-12 Inlet x 7/8-14 Outlet - Side	Keyed w/1.56 Extension	n/a	n/a	H25: .603 (9.88 cc/rev)
H25AA2B	1 in stock	POR	n/a	n/a	Aluminum	2500 psi	Pump & Motor Division	n/a	Gear	Clockwise	-40 to 185 °F	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		172.0 bar	Water-Glycol (w/DU Bushings)	5 to 7 lb	36.5 cm3/rev	2-Bolt SAE AA	4.99 inch	2.227 inch3/rev	4000 SUS (Startup)	N/A	Clockwise	NBR	n/a	3/4 NPTF Inlet x 7/8-14 UNF-2B SAE Straight Thread Outlet - Side	Keyed w/1.56 Extension	n/a	n/a	H25: .603 (9.88 cc/rev)
H25AA2BV	Backordered	POR	n/a	n/a	Aluminum	2500 psi	Pump & Motor Division	n/a	Fixed	Clockwise	-42 to 85 °C	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		2500.0 psi	Transmission Fluids	5 to 7 lb	36.5 cm3/rev	2-Bolt SAE AA	126.74 mm	36.5 cm3/rev	4000 SUS (Startup)	N/A	Clockwise	FPM [FKM]	n/a	3/4 NPTF Inlet x 7/8-14 UNF-2B SAE Straight Thread Outlet - Side	Keyed w/1.56 Extension	n/a	n/a	H25: .603 (9.88 cc/rev)
H25AA2D	Backordered	POR	n/a	n/a	Aluminum	2500 psi	Pump & Motor Division	n/a	Gear	Clockwise	-42 to 85 °C	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		2500.0 psi	Water Emulsions (w/DU Bushings)	5 to 7 lb	36.5 cm3/rev	2-Bolt SAE AA	126.74 mm	36.5 cm3/rev	1000 SUS (Operating)	N/A	Clockwise	NBR	n/a	UNF-2B SAE Straight Thread: 1-5/16-12 Inlet x 7/8-14 Outlet - Rear	Keyed w/1.56 Extension	n/a	n/a	H25: .603 (9.88 cc/rev)
H25AB1A	Backordered	POR	n/a	n/a	Aluminum	172 bar	Pump & Motor Division	n/a	Fixed	Counterclockwise	-40 to 185 °F	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		2500.0 psi	Mineral Oil	2.3 to 3.2 kg	2.227 inch3/rev	2-Bolt SAE AA	4.68 inch	2.227 inch3/rev	1000 SUS (Operating)	N/A	CounterClockWise	NBR	n/a	UNF-2B SAE Straight Thread: 1-1/16-12 Inlet x 7/8-14 Outlet - Side	9-Tooth Spline	n/a	n/a	H25: .603 (9.88 cc/rev)
H25AB1AA15000B	Backordered	POR	n/a	n/a	Aluminum	172 bar	Pump & Motor Division	n/a	Fixed	Counterclockwise	-42 to 85 °C	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		172.0 bar	Mineral Oil	2.3 to 3.2 kg	2.227 inch3/rev	2-Bolt SAE AA	6.25 inch	36.5 cm3/rev	Startup: 4000 SUS	N/A	CounterClockWise	NBR	1500 psi	UNF-2B SAE Striaght Thread: 1-5/16-12 Inlet - Rear, 3/4-16 Primary - Rear, 7/8-14 Secondary - Side	9-Tooth Spline	n/a	R/V Drains External - Secondary Port External	H25: .603 (9.88 cc/rev)
H25AB1B	Backordered	POR	n/a	n/a	Aluminum	2500 psi	Pump & Motor Division	n/a	Gear	Counterclockwise	-40 to 185 °F	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		2500.0 psi	Phosphate-esther (w/FPM seals)	5 to 7 lb	36.5 cm3/rev	2-Bolt SAE AA	118.87 mm	36.5 cm3/rev	Startup: 4000 SUS	N/A	CounterClockWise	NBR	n/a	3/4 NPTF Inlet x 7/8-14 UNF-2B SAE Straight Thread Outlet - Side	9-Tooth Spline	n/a	n/a	H25: .603 (9.88 cc/rev)
H25AB1D	Backordered	POR	n/a	n/a	Aluminum	172 bar	Pump & Motor Division	n/a	Gear	Counterclockwise	-40 to 185 °F	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		2500.0 psi	Phosphate-esther (w/FPM seals)	2.3 to 3.2 kg	36.5 cm3/rev	2-Bolt SAE AA	4.68 inch	2.227 inch3/rev	Startup: 4000 SUS	N/A	CounterClockWise	NBR	n/a	UNF-2B SAE Straight Thread: 1-5/16-12 Inlet x 7/8-14 Outlet - Rear	9-Tooth Spline	n/a	n/a	H25: .603 (9.88 cc/rev)
H25AB1FA13500A	Backordered	POR	n/a	n/a	Aluminum	172 bar	Pump & Motor Division	n/a	Gear	Counterclockwise	-40 to 185 °F	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		2500.0 psi	Petroleum Based Fluids	5 to 7 lb	36.5 cm3/rev	2-Bolt SAE AA	158.75 mm	2.227 inch3/rev	1000 SUS (Operating)	N/A	CounterClockWise	NBR	1350 psi	UNF-2B SAE Striaght Thread: 1-5/16-12 Inlet - Bottom, 3/4-16 Primary - Bottom, 7/8-14 Secondary - Side	9-Tooth Spline	n/a	R/V returns to Pump Inlet Internal - Secondary Port External	H25: .603 (9.88 cc/rev)
H25AB2A	Backordered	POR	n/a	n/a	Aluminum	2500 psi	Pump & Motor Division	n/a	Fixed	Clockwise	-42 to 85 °C	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		2500.0 psi	Water Emulsions (w/DU Bushings)	5 to 7 lb	36.5 cm3/rev	2-Bolt SAE AA	4.68 inch	36.5 cm3/rev	Startup: 4000 SUS	N/A	Clockwise	NBR	n/a	UNF-2B SAE Straight Thread: 1-1/16-12 Inlet x 7/8-14 Outlet - Side	9-Tooth Spline	n/a	n/a	H25: .603 (9.88 cc/rev)
H25AB2AA25020A	Backordered	POR	n/a	n/a	Aluminum	172 bar	Pump & Motor Division	n/a	Fixed	Clockwise	-40 to 185 °F	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		172.0 bar	Water Emulsions (w/DU Bushings)	2.3 to 3.2 kg	36.5 cm3/rev	2-Bolt SAE AA	6.25 inch	36.5 cm3/rev	Startup: 4000 SUS	N/A	Clockwise	NBR	2500 psi	UNF-2B SAE Striaght Thread: 1-5/16-12 Inlet - Rear, 3/4-16 Primary - Rear, 7/8-14 Secondary - Side	9-Tooth Spline	2 GPM	R/V returns to Pump Inlet Internal - Secondary Port External	H25: .603 (9.88 cc/rev)
H25AB2B	Backordered	POR	n/a	n/a	Aluminum	2500 psi	Pump & Motor Division	n/a	Fixed	Clockwise	-40 to 185 °F	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		2500.0 psi	Water Emulsions (w/DU Bushings)	2.3 to 3.2 kg	36.5 cm3/rev	2-Bolt SAE AA	118.87 mm	36.5 cm3/rev	Startup: 4000 SUS	N/A	Clockwise	NBR	n/a	3/4 NPTF Inlet x 7/8-14 UNF-2B SAE Straight Thread Outlet - Side	9-Tooth Spline	n/a	n/a	H25: .603 (9.88 cc/rev)
H25AB2D	Backordered	POR	n/a	n/a	Aluminum	172 bar	Pump & Motor Division	n/a	Gear	Clockwise	-40 to 185 °F	Maintain SAE Class 4	Aluminum Pump w/bearing sleeve, fixed displacement	500 to 4000 RPM		2500.0 psi	Petroleum Based Fluids	2.3 to 3.2 kg	2.227 inch3/rev	2-Bolt SAE AA	118.87 mm	36.5 cm3/rev	1000 SUS (Operating)	N/A	Clockwise	NBR	n/a	UNF-2B SAE Straight Thread: 1-5/16-12 Inlet x 7/8-14 Outlet - Rear	9-Tooth Spline	n/a	n/a	H25: .603 (9.88 cc/rev)

Aluminum Pumps – H Series

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