Wheatley Model 500

Description
Specifications
Displacement

12 horsepower 5.125" stroke continuous duty double acting duplex pump
Rated at pump speeds up to 85 RPM
Maximum discharge pressures up to 796 psi
Equipped with cast iron fluid ends
Equipped with internal gear reduction unit

SPECIFICATIONS:
No. of Pistons: 2
Stroke Length: 51/8"
Piston Load: 2500 LBF
Gear Ratio: 4.933:1
Crank Pin: 2.75 Diameter
2.00" Wide
Pinion Shaft: 1.500 Diameter
3/8" X 3/16 KWY
Oil Capacity: 5 U.S. Quarts
Pump Weights by Model:
535 = 800 LBM
545 = 925 LBM
Standard Connections For Fluid End Bodies:
535: Cast
2 1/2 11 FNPT Suction
" FNPT Discharge
545: Cast
3 FNPT Suction
2" FNPT
Discharge Standard Materials For Fluid End Bodies:
535: CAST Gray Iron CAST Ductile Iron
545: CAST Gray Iron CAST Ductile Iron

	DISPLACEMENT
PUMP	PISTON	MAX.	DISPL.	54	RPM	85	RPM
MODEL	DIA.	PRESS.	GAL.
	(in.)	(psi)	PER REV	GPM	BPD	GPM	BPD
535						..
	2	795	0.2439	13.2	453	20.7	710
	2 1/2	510	0.4007	21.6	741	34.1	1169
	3	353	0.5923	32	1097	50.3	1725
	3 1/2	260	0.8189	44.2	1515	69.6	2386
Max. Brake Horsepower Required					8		12
	DISPLACEMENT
PUMP	PISTON	MAX.	DISPL	54	RPM	85	RPM
MODEL	DIA.	PRESS.	GAL.
	(in.)	(psi)	PER REV	GPM	BPD	GPM	BPD
545
	2 1/2	510	0.4007	21.6	741	34.1	1169
	3	353	0.5923	32	1097	50.3	1725
	3 1/2	260	0.8189	44.2	1515	69.6	2386
	4	200	1.0802	58.3	1999	91.8	3147
	4 1/2	155	1.3765	74.3	2547	117	4011
Max. Brake Horsepower Required					9		12