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Item: CRL4B
Description: CRL2 sliding vane pump for fast bulk transfer of liquefied CO2 applications.
CRL4B-product image
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CRL4B, Vane Pump, High Speed, Liquid CO2, Foot Mount, Ductile Iron, 320 GPM

Item: CRL4B
Description: CRL2 sliding vane pump for fast bulk transfer of liquefied CO2 applications.
  • Mounting: PUMP ONLY
  • Inlet Size: 4
  • Model: CRL4B
  • Discharge Size: 4
  • Max Operating Pressure: 525.0
  • Max Flow Rate (GPM): 72.0
Attributes for item CRL4B
Shipping Weight (lbs):
227
Accessories:
0 None
Bypass Valve Relief Valve Spring Setting:
0
Elastomers:
1 BUNA-N ELASTOMERS
Flanges:
W WELD FLANGES
Mounting:
PUMP ONLY
Relief Valve:
1 STANDARD VALVE
Rotor and Shaft:
40 DOUBLE END SHAFT
Relief Valve Spring Setting:
1
Relief Valve Spring:
B STANDARD 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:
BT CELE SEAL
Standard Relief Valve Spring Setting:
1
Vanes:
5 LAMINATE
Lead Time (days):
27
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Spare Parts for item CRL4B
Performance for item CRL4B

At 640 RPM and 100 psi differential pressure, the CRL4B pump delivers 270 gpm (1,022 lpm) of the rated fluid.

At 640 RPM and 100 psi differential pressure, the CRL4B pump requires 24.5 bhp (18.3 kW) to handle the rated fluid.

Item Overview for Blackmer CRL4B
The Blackmer CRL4B is a vane pump developed around CRL4B, Vane Pump, High Speed, Liquid CO2, Foot Mount, Ductile Iron, 320 GPM for maintenance, replacement, and system-integration needs. Its construction brings together Pump Only, and Cele Seal, and Weld Flanges, and BUNA-N 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 lpg offering, it gives teams a recognizable option for comparing equipment, planning service work, or documenting installed assets. Its specific Blackmer identity supports accurate catalog searches, maintenance planning, and purchasing workflows. Presenting the configuration in natural technical language gives readers useful context for comparing alternatives and matching the product to the intended equipment environment.