Heavy Duty Internal Gear Pumps From Viking Pump

Industrial Duty Pumps Offering Design Flexibility

Heavy,Duty,Internal,Gear,Pumps,Viking,Pump

Materials of Construction

Cast Iron
Steel
316 Stainless Steel

Design Features

The heavy-duty series internal gear pumps feature thrust control, allowing them to operate to higher pressures than General Purpose Pumps. They also offer more material options, port options, and jacketed versions for critical temperature control.

The Heavy Duty Series includes the following models:

125 - Cast Iron Packed Pumps
225 & 335 - Cast Iron Packed Jacketed Pumps
4125 - Cast Iron Mechanically Sealed Pumps
4225 & 4335 - Cast Iron Mechanically Sealed Jacketed Pumps
123 - Steel Packed Pumps
223 & 333 - Steel Packed Jacketed Pumps
4123 - Steel Mechanically Sealed Pumps
4223 & 4333 - Steel Mechanically Sealed Jacketed Pumps
127 - 316 Stainless Steel Packed Pumps
227 & 337 - 316 Stainless Steel Packed Jacketed Pumps
4127 - 316 Stainless Steel Mechanically Sealed Pumps
4227 & 4337 - 316 Stainless Steel Mechanically Sealed Jacketed Pumps
724 - 316 Stainless Steel Packed Pumps
4724 - 316 Stainless Steel Mechanically Sealed Pump

Performance
Capacity	0 - 340 m³/hr	0 - 1500 GPM
Pressure	0 - 14 BAR	0 - 200 PSI
Viscosity	0.1 - 1,000,000 cSt	28 - 4,000,000 SSU
Temperature	-85 - 430 C	-120 - 800 F

Specifications

Note: Models shown in yellow below are also available in a Universal Seal version with additional features and options to the standard Heavy-Duty design.

Cast Iron and Steel Models
Size	Standard Port	Nominal Capacity at Maximum Speed		Maximum Speed	Maximum Pressure*
Size	Inches	m³/hr	GPM	RPM	BAR	PSI
G	1	2	8	1800	14	200
H	1.5	3	15	1800	14	200
HL	1.5	7	30	1800	14	200
AK	2	11	50	1200	14	200
AL	2	17	75	1200	14	200
K	2	17	75	780	14	200
KK	2	23	100	780	14	200
L	2	31	135	640	14	200
LQ	2.5	31	135	640	14	200
LL	3	32	140	520	14	200
LS	3	45	200	640	14	200
Q	4	68	300	520	14	200
M	4	95	420	420	14	200
QS	6	114	500	520	14	200
N	6	136	600	350	14	200
R	8	250	1100	280	14	200
P	10	340	1500	230	8.5	125

316 Stainless Steel Models
Size	Standard Port	Nominal Capacity at Maximum Speed		Maximum Speed	Maximum Pressure*
Size	Inches	m³/hr	GPM	RPM	BAR	PSI
F	0.5	0.3	1.5	1800	14	200
FH	0.75	0.7	3	1800	14	200
G	1	1	5	1200	14	200
H	1.5	2	10	1200	10	150
HL	1.5	5	20	1200	10	150
K	2	11	50	520	10	150
KK	2	15	65	520	10	150
LQ	2.5	21	90	420	10	150
LL	3	25	110	420	10	150
LS	3	36	160	520	8.5	125
Q	4	45	200	350	8.5	125
M	4	64	280	280	8.5	125
QS	6	71	310	350	8.5	125
N	6	138	600	280	14	200
R	8	250	1100	280	12	175

* Max. Differential Pressure

Literature

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