maximum plunger size x stroke length, in.(mm) 2.000 x 1.000 (50.8 x 25.4)

pump only on wood shipping skids, pounds (kg):219 (99) Weight varies with pump model

Home » Wheatley P50 (2S-1)

Wheatley P50 (2S-1)

Wheatley Pump is an OEM supplier of the Wheatley P50 (2S-1) Pump. The team at IEQ Industries is here to keep your pumps running strong.

Providing Industry Solutions for 90 Years

PSI

4595 PSI (max)

BPD

164 BPD (max)

GPM

4.8 GPM (max)

Download your copy of the P50 (2S-1) Specs.
Wheatley P50 (2S-1) Simplex Pump

Specifications

Pump Size:

maximum plunger size x stroke length, in.(mm)
- 2.000 x 1.000 (50.8 x 25.4)

Rated BPH (kW) at 350 RPM

2.5 (1.9)

Rated plunger load, pounds (kg)

2030 (921)

Maximum discharge pressure: psi (kPa)

“L” Model: 1149 (7920)
“M” Model: 2042 (14081)
“H” Model: 4595 (31681)

Crankcase: 1/2 (1.89)

Diameter, in.(mm): 1.500 (38.1)
Length, in.(mm): 3.375 (85.73)
Keyway width x depth, in.(mm):
- 3/8 x 3/16 (9.53 x 4.76)
Maximum recommended sheave diameter, in.(mm):
- 25 (635)
For larger sizes: Contact Factory

Oil Capacity, gallons (L)

Crankcase: 1/2 (1.89)

Weight

pump only on wood shipping skids, pounds (kg):219 (99)
- Weight varies with pump model

Standard Materials for Fluid Ends:

“L” & “M” models
- Cast Ductile Iron, Cast 316 Stainless Steel
- Cast Nickel-Aluminum-Bronze
- Plate Carbon Steel
“H” model
- Forged/Plate Carbon Steel
- Forged 15-5 Stainless Steel

Performance Chart

Wheatley P50 (2S-1) English Chart

PUMP	English Units					50 RPM		150 RPM		200 RPM		250 RPM		300 RPM		350 RPM
	Plunger Dia. In.	Plunger Area Sq. In.	BPD per RPM	GPM per RPM	Max. Press. PSI	BPD	GPM	BPD	GPM	BPD	GPM	BPD	GPM	BPD	GPM	BPD	GPM
2S-1L (P50BLS)	2	3.1416	0.4663	0.0136	646	24	0.7	70	2	94	2.7	117	3.4	140	4.1	164	4.8
	1.875	2.7612	0.4098	0.012	735	21	0.6	62	1.8	82	2.4	103	3	123	3.6	144	4.2
	1.75	2.4053	0.357	0.0104	844	18	0.5	54	1.6	72	2.1	90	2.6	108	3.1	125	3.6
	1.625	2.0739	0.3078	0.009	979	16	0.4	47	1.3	62	1.8	77	2.2	93	2.7	108	3.1
	1.5	1.7671	0.2623	0.0076	1149	14	0.4	40	1.1	53	1.5	66	1.9	79	2.3	92	2.7
2S-1M (P50B)	1.75	2.4053	0.357	0.0104	844	18	0.5	54	1.6	72	2.1	90	2.6	108	3.1	125	3.6
	1.625	2.0739	0.3078	0.009	979	16	0.4	47	1.3	62	1.8	77	2.2	93	2.7	108	3.1
	1.5	1.7671	0.2623	0.0076	1149	14	0.4	40	1.1	53	1.5	66	1.9	79	2.3	92	2.7
	1.375	1.4849	0.2204	0.0064	1367	12	0.3	34	1	45	1.3	56	1.6	67	1.9	78	2.2
	1.25	1.2272	0.1821	0.0053	1654	10	0.3	28	0.8	37	1.1	46	1.3	55	1.6	64	1.9
	1.125	0.994	0.1475	0.0043	2042	8	0.2	23	0.6	30	0.9	37	1.1	45	1.3	52	1.5
2S-1H (P50BH)	1	0.7854	0.1166	0.0034	2585	6	0.2	18	0.5	24	0.7	30	0.8	35	1	41	1.2
	0.875	0.6013	0.0892	0.0026	3376	5	0.1	14	0.4	18	0.5	23	0.7	27	0.8	32	0.9
	0.75	0.4418	0.0656	0.0019	4595	4	0.1	10	0.3	14	0.4	17	0.5	20	0.6	23	0.7
	Brake Horsepower required					0.4		1.1		2		1.8		2.1		2.5

Wheatley P50 (2S-1) Metric Chart

PUMP	Metric Units			50 RPM		150 RPM		150 RPM		200 RPM		250 RPM		300 RPM		350 RPM
	Plunger Dia. mm	Plunger Area cm2	M3/Hr per RPM	L/Sec. per RPM	Max. Press. kPa	M3/Hr	L/Sec.	M3/Hr	L/Sec.	M3/Hr	L/Sec.	M3/Hr	L/Sec.	M3/Hr	L/Sec.	M3/Hr	L/Sec.
2S-1L (P50BLS)	51	20.268	0.0031	0.0009	4455	0.15	0.04	0.46	0.13	0.62	0.17	0.77	0.21	0.93	0.26	1.08	0.3
	48	17.814	0.0027	0.0008	5069	0.14	0.04	0.41	0.11	0.54	0.15	0.68	0.19	0.81	0.23	0.95	0.26
	44	15.518	0.0024	0.0007	5819	0.12	0.03	0.35	0.1	0.47	0.13	0.59	0.16	0.71	0.2	0.83	0.23
	41	13.38	0.002	0.0006	6749	0.1	0.03	0.31	0.08	0.41	0.11	0.51	0.14	0.61	0.17	0.71	0.2
	38	11.401	0.0017	0.0005	7920	0.09	0.02	0.26	0.07	0.35	0.1	0.43	0.12	0.52	0.14	0.61	0.17
2S-1M (P50B)	44	15.518	0.0024	0.0007	5819	0.12	0.03	0.35	0.1	0.47	0.13	0.59	0.16	0.71	0.2	0.83	0.23
		13.38	0.002	0.0006	6749	0.1	0.03	0.31	0.08	0.41	0.11	0.51	0.14	0.61	0.17	0.71	0.2
	38	11.401	0.0017	0.0005	7920	0.09	0.02	0.26	0.07	0.35	0.1	0.43	0.12	0.52	0.14	0.61	0.17
	35	9.58	0.0015	0.0004	9426	0.07	0.02	0.22	0.06	0.29	0.08	0.36	0.1	0.44	0.12	0.51	0.14
	32	7.917	0.0012	0.0003	11405	0.06	0.02	0.18	0.05	0.24	0.07	0.3	0.08	0.36	0.1	0.42	0.12
	29	6.413	0.001	0.0003	14081	0.05	0.01	0.15	0.04	0.2	0.05	0.24	0.07	0.29	0.08	0.34	0.1
2S-1H (P50BH)	25	5.067	0.0008	0.0002	17821	0.04	0.01	0.12	0.03	0.15	0.04	0.19	0.05	0.23	0.06	0.27	0.08
	22	3.879	0.0006	0.0002	23276	0.03	0.01	0.09	0.02	0.12	0.03	0.15	0.04	0.18	0.05	0.21	0.06
	19	2.85	0.0004	0.0001	31681	0.02	0.01	0.07	0.02	0.09	0.02	0.11	0.03	0.13	0.04	0.15	0.04
	Kilowatts Required					0.3		0.8		1.5		1.3		1.6		1.9

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