Start with
what you know.

Pumps+

Flow, head and fluid conditions.

• Flow rate and unit
• Differential head or pressure
• Fluid, temperature and viscosity
• Materials and installation
• Operating duty and power supply

Motors+

Power, speed and installation.

• Rated power and speed
• Voltage, frequency and phase
• Frame, mounting and shaft details
• Enclosure and operating environment
• Existing nameplate or motor reference

Valves+

Type, size and process conditions.

• Valve type and nominal size
• Pressure class and connections
• Body and trim materials
• Fluid, temperature and operating pressure
• Actuation requirements, if applicable

Mechanical seals+

Equipment references and sealing conditions.

• Seal or equipment reference
• Shaft diameter and arrangement
• Fluid and operating conditions
• Materials, if specified
• Drawings and photographs, if available

Bearings+

Part identification and dimensions.

• Complete bearing designation
• Internal clearance or suffixes
• Bore, outside diameter and width
• Quantity and application
• Photo of markings or packaging

Dry gas seals+

Machine references and operating conditions.

• Compressor manufacturer and model
• Existing seal reference and arrangement
• Gas composition and operating conditions
• Available assembly drawings
• Required scope and quantity

RO membranes+

Element references and water conditions.

• Existing element reference
• Element dimensions and quantity
• Feed-water source and analysis, if available
• System duty and operating conditions
• Replacement or new system requirement