Parker 3239110260 For case 257953A1 Hydraulic Gear Pump

PRODUCT INTRODUCTION
RCHC’s RPGP350 series fixed displacement gear pumps offer high pressure durability due to their cast iron construction, making them ideal for high duty cycle mobile applications for the Construction, Forestry, and Oil & Gas markets. They are available as a standard pump, clutch pump, and tandem pump. Flow range to 66 gpm (250 lpm) per section，Displacements from 1.28 to 6.38 cir (20.9 to 104.5 cc/rev)，Operating pressures up to 241 bar (3,500 psi)，Speeds up to 2,400 rpm， Volumetric efficiencies up to 98%，CW, CCW, and Bi-rotational pumps available，SAE and SI shafts, flanges and porting available

Product Features	Description
Pump Type	Heavy-duty, cast iron, external gear
Mounting	SAE standard flanges, ZF, others
Ports	SAE split flanges and other types of threaded ports, see Specifications
Shaft Style	SAE splined, keyed, and others, see Specifications
Maximum Speed	400 – 3000 rpm, see Specifcations
Theor. displacement	See Specifications
Drive	Clockwise, counterclockwise, double.Direct drive with flexible coupling isrecommended. Pumps subject to radial   loads must be specified with an outboard bearing. Axial loading is not allowed.
Inlet pressure	30 psia (15psig) maximum pressure / 5 in. Hg maximum vacuum at operating   temperature
Outlet pressure	See Specifications
Hydraulic fluids	Mineral oil, fire resistant fluids: water-oil emulsions 60/40, MFB; water-glycol,HFC; phosphate-esters, HFD (FPM seals required)
Fluid viscocity	From 7.5 to 1600 cSt (50 to 7500 sus). Recommended 15 to 75 cSt.
Fluid temperature	Mineral oil with standard seals: 0°F to180°F (-20°C to 80°C); Fire resistantfluids HFB, HFC: 0°F to 150°F (-20°C to 65°C)
Filtration	ISO 4406 code:• 19/16 at 2000 psi/140 bar • 17/14 at 3000 psi/210 bar • 15/12 at 4000 psi/275 bar
Direction of rotation (looking at the drive shaft)	CW, CCW, Bi-Rotational
Multiple pump  assemblies	Up to 6 gear selections of the same model, even with different gear widths
Separate orcommon inlet  capability	Common

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