Gardner Denver PT-4 Pump And Parts Specifications

 

PT-4L  (LOW PRESSURE)
PUMPING CAPACITY IN GALLONS PER MINUTE (GPM)
Plunger Size		Area of Plunger	Max Pressure	Gal/Rev		Pump Speed (RPM)
						225	250	300	350	400	425
2       in.		3.142	1563	0.163		37	41	49	57	65	69
2  1/8  in.		3.547	1384	0.184		41	46	55	64	74	78
2  1/4  in.		3.976	1235	0.207		46	52	62	72	83	88
2  3/8  in.		4.430	1108	0.230		52	58	69	81	92	98
2  1/2  in.		4.909	1000	0.255		57	64	77	89	102	108
2  5/8  in.		5.412	907	0.281		63	70	84	98	112	119
2  3/4  in.		5.940	827	0.309		69	77	93	108	123	131
2  7/8  in.		6.492	756	0.337		76	84	101	118	135	143
3       in.		7.069	695	0.367		83	92	110	129	147	156
3  1/8  in.		7.670	640	0.398		90	100	120	139	159	169
3  1/4  in.		8.296	592	0.431		97	108	129	151	172	183
3  3/8  in.		8.946	549	0.465		105	116	139	163	186	198
3  1/2  in.		9.621	510	0.499		112	125	150	175	200	212

 

Horsepower:	70
No. of Cylinders:	3
Stroke Length:	4"
Max Working Pressure:	1563 PSI
Rod Load Rating:	4910 LBS
Minimum Plunger Size:	2"
Maximum Plunger Size:	3.5"

Minimum Speed:	200
Maximum Speed:	425
Suction Port:	4" NPT
Discharge Port:	3" NPT
Pump Weight:	1380 LBS

 

 

 

PT-4H  (HIGH PRESSURE)
PUMPING CAPACITY IN GALLONS PER MINUTE (GPM)
Plunger Size		Area of Plunger	Max Pressure	Gal/Rev		Pump Speed (RPM)
						225	250	300	350	400	425
1  1/4  in.		1.227	3000	0.064		14	16	19	22	26	27
1  3/8  in.		1.485	3000	0.077		17	19	23	27	31	33
1  1/2  in.		1.767	2778	0.092		21	23	28	32	37	39
1  5/8  in.		2.074	2367	0.108		24	27	32	38	43	46
1  3/4  in.		2.405	2041	0.125		28	31	37	44	50	53
1  7/8  in.		2.761	1778	0.143		32	36	43	50	57	61
2       in.		3.142	1563	0.163		37	41	49	57	65	69

 

Horsepower:	70
No. of Cylinders:	3
Stroke Length:	4"
Max Working Pressure:	3000 PSI
Rod Load Rating:	4910 LBS
Minimum Plunger Size:	1.25"
Maximum Plunger Size:	2.0"