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Item: GNXH2.5A
Description: GNXH2.5 alignment-free, quiet, positive displacement sliding vane pump for non-corrosive liquids and petroleum products.
GNXH2.5A-product image
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GNXH2.5A, Vane Pump, Alignment Free, Horizontal Parallel Port, 155 GPM

Item: GNXH2.5A
Description: GNXH2.5 alignment-free, quiet, positive displacement sliding vane pump for non-corrosive liquids and petroleum products.
  • Mounting: PUMP ONLY
  • Inlet Size: 2 1/2
  • Model: GNXH2.5A
  • Discharge Size: 2 1/2
  • Max Operating Pressure: 175.0
  • Max Flow Rate (GPM): 155.0
Attributes for item GNXH2.5A
Shipping Weight (lbs):
108
Accessories:
RXXXX NO GEAR REDUCER
Bypass Valve Relief Valve Spring Setting:
0
Elastomers:
2 FKM ELASTOMERS
Flanges:
N NPT FLANGES
Mounting:
PUMP ONLY
Relief Valve:
1 STANDARD VALVE
Rotor and Shaft:
1R SINGLE END KEYED RH
Relief Valve Spring Setting:
81
Relief Valve Spring:
4 51-110 PSI STEEL RV SPRING
Standard Construction 1:
0 STANDARD SELECTION - SC1
Standard Construction 2:
0 STANDARD SELECTION - SC2
Standard Construction 3:
0 STANDARD SELECTION - SC3
Standard Construction 4:
0 STANDARD SELECTION - SC4
Seal:
C0 IVCV SEAL
Standard Relief Valve Spring Setting:
1
Vanes:
4 DURAVANE
TOTAL-LEAD-TIME:
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Spare Parts for item GNXH2.5A
Performance for item GNXH2.5A

At 814 RPM and 100 psi differential pressure, the GNX2.5/GNXH2.5 pump delivers 148 gpm (560 lpm) of a fluid with a viscosity of 30 SSU.

At 814 RPM and 100 psi differential pressure, the GNX2.5/GNXH2.5 pump requires 13.1 bhp (9.8 kW) to handle a fluid with a viscosity of 30 SSU.

Downloads for item GNXH2.5A
Item Overview for Blackmer GNXH2.5A
The Blackmer GNXH2.5A is a purpose-built vane pump that brings GNXH2.5A, Vane Pump, Alignment Free, Horizontal Parallel Port, 155 GPM into a practical Blackmer equipment configuration. Its construction brings together Pump Only, and Ivcv Seal, and NPT Flanges, and FKM Elastomers, presenting the main operating elements as one clearly defined build for technical evaluation. The product connects its intended function with the construction and configuration details that matter when equipment is evaluated for service. Within Blackmer’s process offering, it gives teams a recognizable option for comparing equipment, planning service work, or documenting installed assets. For digital catalogs and detail pages, this profile connects practical user intent with the exact Blackmer item needed for evaluation. It balances recognizable product terminology with concise application context, helping readers understand where the configuration belongs and why its defining features matter.