The GMS Series is designed for intermittent or medium duty service for applications in the operating ranges noted. These units are available with head and backhead jackets for temperature control, carbon graphite bushings for low viscosity liquids, silicon carbide bushings for wear resistance. For continuous duty service, or for handling viscous liquids, see heavy duty GHC pumps.
Size | 1" (25 mm), 1-1/2" (40 mm), 2" (50 mm), 2-1/2" (60 mm), 3" (80 mm), 4" (100 mm), 5" (125 mm), 6" (150 mm) |
Max Capacity | 600 GPM (38 lps) |
Max Viscosity | 250000 SSU (53925 cST) |
Max Pressure | 150 PSI (11 BAR) |
Min Temperature | -60 F (-51 C) |
Max Temperature | 450 F (232 C) |
Materials of Construction | Cast Iron |
Item | Size | Casing | Impeller / Rotor | Drive | Flange | Seal | Suction | Discharge |
GMS1 1/2GC3-B | 1.5 x 1.5 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 1.5 | 1.5 |
GMS1 1/2GF3-B | 1.5 x 1.5 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 1.5 | 1.5 |
GMS1 1/2GF-B | 1.5 x 1.5 | Cast Iron | Ductile Iron | Basic | ASA | Packing | 1.5 | 1.5 |
GMS1 1/2GH3-B | 1.5 x 1.5 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 1.5 | 1.5 |
GMS1 1/2GJ3-B | 1.5 x 1.5 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 1.5 | 1.5 |
GMS1 1/2NK3-B | 1.5 x 1.5 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 1.5 | 1.5 |
GMS1DC3-B | 1 x 1 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 1 | 1 |
GMS1DE3 /40C70A | 1 x 1 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 1 | 1 |
GMS1DE3-B | 1 x 1 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 1 | 1 |
GMS2 1/2JG3-B | 2.5 x 2.5 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2.5 | 2.5 |
GMS2 1/2JJ3-B | 2.5 x 2.5 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2.5 | 2.5 |
GMS2 1/2JL3-B | 2.5 x 2.5 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2.5 | 2.5 |
GMS2 1/2JP3-B | 2.5 x 2.5 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2.5 | 2.5 |
GMS2 1/2NK3-B | 2.5 x 2.5 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2.5 | 2.5 |
GMS2 1/2NM3-B | 2.5 x 2.5 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2.5 | 2.5 |
GMS2 1/2NP3-B | 2.5 x 2.5 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2.5 | 2.5 |
GMS2 1/2RM3-B | 2.5 x 2.5 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 2.5 | 2.5 |
GMS2 1/2RP3-B | 2.5 x 2.5 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 2.5 | 2.5 |
GMS2 1/2RR3-B | 2.5 x 2.5 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 2.5 | 2.5 |
GMS2GC3-B | 2 x 2 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2 | 2 |
GMS2GF3-B | 2 x 2 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2 | 2 |
GMS2GH3-B | 2 x 2 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2 | 2 |
GMS2GJ3-B | 2 x 2 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2 | 2 |
GMS2JG3-B | 2 x 2 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2 | 2 |
GMS2JJ3-B | 2 x 2 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2 | 2 |
GMS2JL3-B | 2 x 2 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2 | 2 |
GMS2JP3-B | 2 x 2 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2 | 2 |
GMS2NK3-B | 2 x 2 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2 | 2 |
GMS2NM3-B | 2 x 2 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2 | 2 |
GMS2NP3-B | 2 x 2 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 2 | 2 |
GMS2RM3-B | 2 x 2 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 2 | 2 |
GMS3JG3-B | 3 x 3 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 3 | 3 |
GMS3JJ3-B | 3 x 3 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 3 | 3 |
GMS3JL3-B | 3 x 3 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 3 | 3 |
GMS3JP3-B | 3 x 3 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 3 | 3 |
GMS3NK3-B | 3 x 3 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 3 | 3 |
GMS3NM3-B | 3 x 3 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 3 | 3 |
GMS3NP3-B | 3 x 3 | Cast Iron | Ductile Iron | Basic | NPT | Mechanical or Packing | 3 | 3 |
GMS3RM3-B | 3 x 3 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 3 | 3 |
GMS3RP3-B | 3 x 3 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 3 | 3 |
GMS3RR3-B | 3 x 3 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 3 | 3 |
GMS3RS3-B | 3 x 3 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 3 | 3 |
GMS3SR3-B | 3 x 3 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 3 | 3 |
GMS3SU3-B | 3 x 3 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 3 | 3 |
GMS4RM3-B | 4 x 4 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 4 | 4 |
GMS4RP3-B | 4 x 4 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 4 | 4 |
GMS4RR3-B | 4 x 4 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 4 | 4 |
GMS4RS3-B | 4 x 4 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 4 | 4 |
GMS4SR3-B | 4 x 4 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 4 | 4 |
GMS4SU3-B | 4 x 4 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 4 | 4 |
GMS5TU3-B | 5 x 5 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 5 | 5 |
GMS6SR3-B | 6 x 6 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 6 | 6 |
GMS6SU3-B | 6 x 6 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 6 | 6 |
GMS6TU3-B | 6 x 6 | Cast Iron | Ductile Iron | Basic | ANSI | Mechanical or Packing | 6 | 6 |