Barber Colman N800-4202 Spring (Schneider Electric)
The Barber Colman N800-4202 is a replacement spring designed specifically for use with M572-series actuators. Now supported under the Schneider Electric brand, this OEM spring is a critical mechanical component that provides the return or positioning force required for proper actuator operation. It ensures the actuator maintains consistent performance and mechanical alignment over time.
Technical Specifications
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Part Number: N800-4202
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Type: Actuator Return/Drive Spring
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Manufacturer: Barber Colman (Schneider Electric)
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Compatible With: M572-series electric actuators
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Material: High-strength spring steel (verify if stainless or zinc-coated for application)
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Function: Provides counterforce or return motion in damper actuator assembly
Key Features
-Direct OEM replacement spring for Barber Colman M572 actuators
-Maintains actuator torque balance and mechanical travel limits
-Manufactured to original design specs for exact fit and tension
-Essential for restoring actuator performance in maintenance or rebuilds
-Durable material for long-term resilience under repeated cycles
Compatible Components & Accessories
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Barber Colman M572-series actuators
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Internal actuator linkage assemblies
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Actuator repair kits (model dependent)
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Schneider Electric actuator housings and mount kits
Industry Applications
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HVAC damper and valve actuators in commercial buildings
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Retrofit and service work for Barber Colman M572 systems
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Industrial ventilation and zoning applications
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Preventive maintenance in building automation systems
Installation & Maintenance Notes
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Disconnect power before actuator disassembly
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Use proper tools to safely remove and replace spring under tension
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Verify actuator stroke and balance after spring replacement
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Inspect mating parts (cams, shafts, stops) for wear or misalignment
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Always replace with original OEM part to maintain safe operation
The Barber Colman N800-4202 spring restores mechanical integrity to M572 actuators, ensuring reliable damper control and extending the service life of HVAC automation systems.
We ship this product worldwide! Delivery is normally stock.
Request a Quote now or call us at 1-800-755-2883 for expert assistance