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Pumphead Masterflex Std #73 Long PC/CRS

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Ideal for fluid transfer applications requiring high accuracy and repeatability
  • Designed and optimized for one tubing size
  • Three roller design for smooth flow
  • Choose from stainless steel (SS) or cold-rolled steel (CRS) rotor / roller for greater durability and chemical resistance
  • Pump heads are stackable for multichannel applications
  • Compact design for efficient use of space
  • Suitable for use with I/P 73 Precision tubing
  • Constructed with durable polycarbonate (PC) housing and cold-rolled steel (CRS) rotor


Standard heads are precision molded to accommodate a single size of tubing—use for common fluid transfer applications requiring accuracy and excellent repeatability. Available with clear polycarbonate (PC) housing with either cold-rolled steel (CRS) or stainless steel (SS) rotors; CRS offers economy, while SS offers better chemical resistance and durability. Use with Masterflex I/P pumps requiring the long-shaft style pump head. These pump heads are not compatible with standard shaft drives. Pump head is compact and simple in design with same side tubing entry/exit—perfect for space-limited applications. Standard heads are compact and easy to integrate into your OEM applications. Call for more information on our comprehensive OEM services.

Specifications & Description

  • Pump Series - I/P
  • Number of Channels - 1
  • Max Flow Rate (GPM) - 2.1
  • Min Flow Rate (GPM) - 0.002
  • Max Flow Rate (LPM) - 8
  • Min Flow Rate (LPM) - 0.01
  • Housing Material - Polycarbonate (PC)
  • Tubing Retention - Manual
  • Occlusion - Fixed
  • Optimum RPM Range (rpm) - 0.1 to 650
  • Rollers - Three; cold-rolled steel
  • Rotor Material - Cold-rolled Steel
  • Gear Ratio - 1:1
  • Tubing sizes accepted - I/P 73
  • Volume Per Revolution With I/P 73 Tubing (mL) - 12.3
  • Open-Head Sensor - No
  • Description - Standard long-shaft pump head, I/P 73, PC housing/CRS rotor.
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