Ace BAC-4-150 Volute Seal O-Ring – Centrifugal Pump Replacement Part
The Ace BAC-4-150 Volute Seal O-Ring is a genuine Ace Pump replacement part designed to seal the volute housing on compatible Ace centrifugal pumps. This O-ring creates a watertight seal between mating pump components, helping prevent leaks and maintain proper pump operation.
Over time, O-rings can deteriorate from regular use, chemical exposure, or repeated pump disassembly. A worn or damaged volute O-ring can allow liquid to escape from the pump housing, resulting in leaks and unnecessary equipment downtime.
The BAC-4-150 (Ace EDP #40015) is used across several Ace centrifugal pump models commonly found in agricultural spraying, fertilizer application, and liquid transfer equipment.
Replacing the volute O-ring when servicing a pump is an inexpensive way to help ensure proper sealing during reassembly. Whether repairing a leaking pump or performing routine maintenance, the Ace BAC-4-150 provides an OEM replacement solution.
Key Features
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Genuine Ace Pump Replacement Part: OEM volute O-ring, part number BAC-4-150.
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Volute Housing Seal: Creates a seal between mating centrifugal pump housing components.
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Leak Prevention: Helps prevent liquid from escaping around the volute housing.
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Direct Replacement: Designed for compatible Ace pumps specifying part number BAC-4-150.
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Multiple Pump Applications: Used in select FMC, GE, and PTOC centrifugal pump models.
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Pump Maintenance: Ideal for replacing worn, flattened, cracked, or damaged O-rings during pump servicing.
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Cost-Effective Repair: Allows replacement of a worn sealing component without purchasing a complete pump assembly.
Fitment / Compatible With
The Ace BAC-4-150 Volute Seal O-Ring is used in compatible Ace centrifugal pumps, including:
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Ace FMC-150 Series
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Ace FMC-150-HYD Series
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Ace FMC-150F-HYD Series
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Ace FMC-150SP-HYD Series
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Ace PTOC-150 Series
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Select Ace FMC-650 Series
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Select Ace GE-650 Series
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Select Ace GE-660 Series
Important Compatibility Information:
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Direct replacement for Ace BAC-4-150, EDP #40015.
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Used in compatible pumps requiring the standard volute sealing O-ring.
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The BAC-4-150-E (EDP #40016) is a separate EPDM version.
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This O-ring seals the pump housing and is not a replacement for the mechanical shaft seal.
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Verify your pump model and existing O-ring part number before ordering.