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Parker HD77AA1A27A - Aluminum Pumps – HD Series

Parker’s Aluminum Pump HD Series fixed displacement gear pump offers high performance and high power density due to its aluminum construction.

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Brand Parker

Part No. HD77AA1A27A

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Products specifications

Attribute name	Attribute value
Maximum Continuous Pressure	172.0 bar	Maximum Displacement	1.84/0.641 inch3/rev
Maximum Kinematic Viscosity	Startup: 4000 SUS	Pump Type	Fixed
Maximum Flow Rate	n/a	Maximum Operating Pressure	2500 psi
Body Material	Aluminum	Filter Efficiency Rating	Maintain SAE Class 4
Flow Rate	n/a	Operating Temperature	-42 to 85 °C
For Fluid Type	Mineral Oil	Media	n/a
Product Type	Model HD Pump with aluminum bearing sleeve, fixed displacement	Weight	7 to 10 lb
Operating Speed	500 to 4000 RPM	Displacement	up to 30.18 cm3/rev
Operating Pressure	up to 172 bar	Division	Pump & Motor Division
Pump Displacement (cu in/rev)	.641 (10.50 cc/rev)	Mounting Style	2-Bolt SAE A
Pressure Relief Setting (psig)	n/a	Rotation	CounterClockWise
Shaft Seal Material	NBR	Porting	SAE Straight Thread: 1-5/16-12 Inlet x 7/8-14 Outlet
Overall Length (inch)	9.31 (236.474 mm)	Shaft Type	.750 Dia. Keyed w/1.56 extension

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