Pearson Brothers Vacuum Pumps - PB Pumps by LMT
PB PUMPS BRAND
PB PUMPS BRAND
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  • OVERVIEW

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    Production of new PB Pumps has been discontinued. LMT carries most replacement parts, ready-to-ship.

    Use the expandable parts breakdown list below for help with parts and part numbers. For questions or orders, please call LMT at (800)545-0174.
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  • PB 3 - 1000 RPM 2-Port

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    Displacement
    142 CFM Free Air - 121 CFM @ 15" Hg
    Input Speed
    1000 RPM (+/- 20% maximum)
    Lubrication
    Positive displacement pressure wash lubricants, vacuum assisted. Lubricating pump driven from pump rotor shaft to ensure adequate lubrication regardless of pump speed.
    Lube System
    Approx. 2 US quarts type 10W30 in the oil reservoir
    Cooling
    Air Cooled
    Dry Weight
    204 lbs
    Shaft Rotation
    Looking at the pump input shaft, normal rotation is counter-clockwise. Assemble can be changed for clockwise rotation.
    Changeover Valve
    Built-in manual changeover valve to allow for operation on either vacuum (load) or pressure (unload) modes.
    Horsepower
    10hp minimum required for operation to normal pressure.
    Vacuum Rating
    95% of maximum obtainable vacuum, normal 28" hg. Normal pressure to 15 PSI.
    Dimensions
    Length 20.250" x Width 11.000" x Height 20.188"
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  • PB 3 - 1000 RPM 3-Port

    Open or Close
    Displacement
    142 CFM Free Air - 121 CFM @ 15" Hg
    Input Speed
    1000 RPM (+/- 20% maximum)
    Lubrication
    Positive displacement pressure wash lubricants, vacuum assisted. Lubricating pump driven from pump rotor shaft to ensure adequate lubrication regardless of pump speed.
    Lube System
    Approx. 2 US quarts type 10W30 in the oil reservoir
    Cooling
    Air Cooled
    Dry Weight
    212 lbs
    Shaft Rotation
    Looking at the pump input shaft, normal rotation is counter-clockwise. Assemble can be changed for clockwise rotation.
    Changeover Valve
    Built-in manual changeover valve to allow for operation on either vacuum (load) or pressure (unload) modes.
    Horsepower
    10hp minimum required for operation to normal pressure.
    Vacuum Rating
    95% of maximum obtainable vacuum, normal 28" hg. Normal pressure to 15 PSI.
    Dimensions
    Length 20.250" x Width 11.000" x Height 20.250"
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  • PB 3 - 540 RPM 2-Port

    Open or Close
    Displacement
    142 CFM Free Air - 121 CFM @ 15" Hg
    Input Speed
    540 RPM (+/- 20% maximum)
    Lubrication
    Positive displacement pressure wash lubricants, vacuum assisted. Lubricating pump driven from pump rotor shaft to ensure adequate lubrication regardless of pump speed.
    Lube System
    Approx. 2 US quarts type 10W30 in the oil reservoir
    Cooling
    Air Cooled
    Dry Weight
    232 lbs
    Shaft Rotation
    Looking at the pump input shaft, normal rotation is counter-clockwise. Assemble can be changed for clockwise rotation.
    Changeover Valve
    Built-in manual changeover valve to allow for operation on either vacuum (load) or pressure (unload) modes.
    Horsepower
    10hp minimum required for operation to normal pressure.
    Vacuum Rating
    95% of maximum obtainable vacuum, normal 28" hg. Normal pressure to 15 PSI.
    Dimensions
    Length 24.000" x Width 11.000" x Height 20.188"
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  • PB 3 - 540 RPM 3-Port

    Open or Close
    Displacement
    142 CFM Free Air - 121 CFM @ 15" Hg
    Input Speed
    540 RPM (+/- 20% maximum)
    Lubrication
    Positive displacement pressure wash lubricants, vacuum assisted. Lubricating pump driven from pump rotor shaft to ensure adequate lubrication regardless of pump speed.
    Lube System
    Approx. 2 US quarts type 10W30 in the oil reservoir
    Cooling
    Air Cooled
    Dry Weight
    204 lbs
    Shaft Rotation
    Looking at the pump input shaft, normal rotation is counter-clockwise. Assemble can be changed for clockwise rotation.
    Changeover Valve
    Built-in manual changeover valve to allow for operation on either vacuum (load) or pressure (unload) modes.
    Horsepower
    10hp minimum required for operation to normal pressure.
    Vacuum Rating
    95% of maximum obtainable vacuum, normal 28" hg. Normal pressure to 15 PSI.
    Dimensions
    Length 20.000" x Width 11.000" x Height 22.250"
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  • PB 4 - 1000 RPM 2-Port

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    Displacement
    325 CFM Free Air
    Input Speed
    1000 RPM (+/- 20% maximum)
    Lubrication
    Positive displacement pressure wash lubricants, vacuum assisted. Lubricating pump driven from pump rotor shaft to ensure adequate lubrication regardless of pump speed.
    Lube System
    Approx. 2 US quarts type 10W30 in the oil reservoir
    Cooling
    Air Cooled
    Dry Weight
    225 lbs
    Shaft Rotation
    Looking at the pump input shaft, normal rotation is counter-clockwise. Assemble can be changed for clockwise rotation.
    Changeover Valve
    Built-in manual changeover valve to allow for operation on either vacuum (load) or pressure (unload) modes.
    Horsepower
    20hp minimum required for operation to normal pressure.
    Vacuum Rating
    95% of maximum obtainable vacuum, normal 28" hg. Normal pressure to 15 PSI.
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  • PB 8 - 1000 RPM 2-Port

    Open or Close
    Displacement
    142 CFM Free Air - 121 CFM @ 15" Hg
    Input Speed
    1000 RPM (+/- 20% maximum)
    Lubrication
    Positive displacement pressure wash lubricants, vacuum assisted. Lubricating pump driven from pump rotor shaft to ensure adequate lubrication regardless of pump speed.
    Lube System
    Approx. 2 US quarts type 10W30 in the oil reservoir
    Cooling
    Air Cooled
    Dry Weight
    204 lbs
    Shaft Rotation
    Looking at the pump input shaft, normal rotation is counter-clockwise. Assemble can be changed for clockwise rotation.
    Changeover Valve
    Built-in manual changeover valve to allow for operation on either vacuum (load) or pressure (unload) modes.
    Horsepower
    10hp minimum required for operation to normal pressure.
    Vacuum Rating
    95% of maximum obtainable vacuum, normal 28" hg. Normal pressure to 15 PSI.
    Dimensions
    Length 20.000" x Width 11.000" x Height 22.250"
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  • PB 9 - 1000 RPM 2-Port

    Open or Close
    Displacement
    576 CFM Free Air - 513 CFM @ 15" Hg
    Input Speed
    1000 RPM (+/- 20% maximum)
    Lubrication
    Positive displacement pressure wash lubricants, vacuum assisted. Lubricating pump driven from pump rotor shaft to ensure adequate lubrication regardless of pump speed.
    Lube System
    Automatic lubrication from pump cooling oil system.
    Cooling
    Industrial-rated oil-cooled with built-in circulation pump. Water cooled unit is optional.
    Dry Weight
    830 lbs
    Shaft Rotation
    Looking at the pump input shaft, normal rotation is counter-clockwise. Assemble can be changed for clockwise rotation.
    Changeover Valve
    Built-in manual changeover valve to allow for operation on either vacuum (load) or pressure (unload) modes.
    Horsepower
    30hp minimum required for operation to normal pressure.
    Vacuum Rating
    95% of maximum obtainable vacuum, normal 29.5" hg. Normal pressure to 15 PSI.
    Dimensions
    Length 41.510" (44.510" with oil lines) x Width 14.500" (23.658" with handle in "neutral") x Height 23.870"
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  • PB 10 - 1000 RPM 2-Port

    Open or Close
    Displacement
    242 CFM Free Air - 204 CFM @ 15" Hg
    Input Speed
    1000 RPM (+/- 20% maximum)
    Lubrication
    Positive displacement pressure wash lubricants, vacuum assisted. Lubricating pump driven from pump rotor shaft to ensure adequate lubrication regardless of pump speed.
    Lube System
    Approx. 2 US quarts type 10W30 in the oil reservoir
    Cooling
    Air-Cooled
    Dry Weight
    275 lbs
    Shaft Rotation
    Looking at the pump input shaft, normal rotation is counter-clockwise. Assemble can be changed for clockwise rotation.
    Changeover Valve
    Built-in manual changeover valve to allow for operation on either vacuum (load) or pressure (unload) modes.
    Horsepower
    10hp minimum required for operation to normal pressure.
    Vacuum Rating
    95% of maximum obtainable vacuum, normal 28" hg. Normal pressure to 15 PSI.
    Dimensions
    Length 25.375" x Width 11.000" x Height 20.625"
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  • PB 10 - 1000 RPM 3-Port

    Open or Close
    Displacement
    242 CFM Free Air - 204 CFM @ 15" Hg
    Input Speed
    1000 RPM (+/- 20% maximum)
    Lubrication
    Positive displacement pressure wash lubricants, vacuum assisted. Lubricating pump driven from pump rotor shaft to ensure adequate lubrication regardless of pump speed.
    Lube System
    Approx. 2 US quarts type 10W30 in the oil reservoir
    Cooling
    Air-Cooled
    Dry Weight
    275 lbs
    Shaft Rotation
    Looking at the pump input shaft, normal rotation is counter-clockwise. Assemble can be changed for clockwise rotation.
    Changeover Valve
    Built-in manual changeover valve to allow for operation on either vacuum (load) or pressure (unload) modes.
    Horsepower
    10hp minimum required for operation to normal pressure.
    Vacuum Rating
    95% of maximum obtainable vacuum, normal 28" hg. Normal pressure to 15 PSI.
    Dimensions
    Length 25.375" x Width 11.000" x Height 25.000"
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  • PB 10 - 540 RPM 2-Port

    Open or Close
    Displacement
    242 CFM Free Air - 204 CFM @ 15" Hg
    Input Speed
    540 RPM (+/- 20% maximum)
    Lubrication
    Positive displacement pressure wash lubricants, vacuum assisted. Lubricating pump driven from pump rotor shaft to ensure adequate lubrication regardless of pump speed.
    Lube System
    Approx. 2 US quarts type 10W30 in the oil reservoir
    Cooling
    Air-Cooled
    Dry Weight
    308 lbs
    Shaft Rotation
    Looking at the pump input shaft, normal rotation is counter-clockwise. Assemble can be changed for clockwise rotation.
    Changeover Valve
    Built-in manual changeover valve to allow for operation on either vacuum (load) or pressure (unload) modes.
    Horsepower
    10hp minimum required for operation to normal pressure.
    Vacuum Rating
    95% of maximum obtainable vacuum, normal 28" hg. Normal pressure to 15 PSI.
    Dimensions
    Length 28.125" x Width 11.000" x Height 20.625"
    Stacks Image 10194
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  • PB 10 - 540 RPM 3-Port

    Open or Close
    Displacement
    242 CFM Free Air - 204 CFM @ 15" Hg
    Input Speed
    540 RPM (+/- 20% maximum)
    Lubrication
    Positive displacement pressure wash lubricants, vacuum assisted. Lubricating pump driven from pump rotor shaft to ensure adequate lubrication regardless of pump speed.
    Lube System
    Approx. 2 US quarts type 10W30 in the oil reservoir
    Cooling
    Air-Cooled
    Dry Weight
    308 lbs
    Shaft Rotation
    Looking at the pump input shaft, normal rotation is counter-clockwise. Assemble can be changed for clockwise rotation.
    Changeover Valve
    Built-in manual changeover valve to allow for operation on either vacuum (load) or pressure (unload) modes.
    Horsepower
    10hp minimum required for operation to normal pressure.
    Vacuum Rating
    95% of maximum obtainable vacuum, normal 28" hg. Normal pressure to 15 PSI.
    Dimensions
    Length 28.125" x Width 11.000" x Height 25.000"
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