Thermo King OEM Woodruff Shaft Retention Key 550457
Official OEM Thermo King parts catalog entry for the Thermo King Woodruff Key 550457, verified by PEAK Thermo King and West Texas Thermo King Texas, Utah, Wyoming, Washington, Oregon, serving all of the USA.
Built for Performance: The Thermo King Woodruff Key 550457 supports Thermo King refrigeration system integrity by securing rotating components to shafts with OEM-grade fit and function. This precision key ensures reliable mechanical connection within transport refrigeration assemblies, contributing to consistent temperature control and uptime for refrigerated fleets.
West Texas Thermo King, a certified Thermo King dealership, lists this genuine Thermo King component for fleets that require dependable parts for reefer trailer and truck refrigeration systems across Amarillo, Lubbock, Odessa, and the Permian Basin.
- OEM Component – Ensures correct fit and material specification for Thermo King systems, reducing risk of premature wear.
- Precision Retention – Maintains secure connection between hubs, gears, and shafts to preserve rotational alignment and reliability.
- Durable Material – Manufactured to resist shear and localized stress typical in transport refrigeration drive systems.
- Fleet Uptime – Minimizes unplanned downtime by supporting long-term mechanical integrity in temperature-controlled operations.
- Service-Ready – Fits service and maintenance workflows for Thermo King certified technicians, enabling fast replacement during scheduled intervals.
- Cost-Effective Maintenance – Small part cost with high impact on system reliability and return on investment for refrigerated fleets.
Product Details
| Part Number | 550457 |
| Product Name | Thermo King Woodruff Key 550457 |
| Type | Woodruff Key (shaft retention) |
| Typical Use | Secures rotating components to shafts in Thermo King refrigeration units and transport refrigeration drivetrains |
| Manufacturer | Thermo King (OEM) |
| Minimum Order Quantity | 10 pieces (verify with parts desk) |
Efficiency & Sustainability – Using OEM mechanical components supports fuel-efficient cooling by preserving proper alignment and reducing drivetrain losses. Reliable mechanical retention helps maintain consistent operation across Thermo King platforms, including Precedent S-610M and Diesel Direct Electric units, and complements fleet telematics such as Smart Reefer SR-4 and CARB Evergreen compliance efforts through reduced service events.
Installation & Maintenance Tips – Install using OEM-recommended seating technique and matching keyway tolerances. Inspect mating shaft and hub surfaces for wear before fitment and replace keys during scheduled maintenance intervals or when any deformation is present. Use OEM fasteners and torque values to ensure secure assembly and maintain transport refrigeration reliability.
Real-World Applications – The Thermo King Woodruff Key 550457 is ideal for reefer trailers, refrigerated trucks, and mobile transport refrigeration equipment where secure shaft-to-component retention is critical for temperature control and mechanical precision. This part supports routine service operations and helps fleets maintain consistent cooling performance across long routes and harsh operating environments.
Available for installation and service in Amarillo, Lubbock, Odessa, and throughout West Texas.
View all Thermo King PartsBacked by Thermo King’s engineering and supported by certified technicians at West Texas Thermo King, this component delivers lasting performance and uptime assurance for fleet operations.
For product verification or service assistance, call (806) 376-5837.
For current warranty eligibility or OEM replacement coverage, please contact us for warranty information or reach the service department for confirmation.
Frequently Asked Questions
Q: Is this Woodruff key compatible with Thermo King Precedent units?
A: Compatibility depends on shaft keyway dimensions; Thermo King Woodruff Key 550457 fits OEM keyways as specified by Thermo King. Confirm fitment with parts personnel or the service department prior to installation.
Q: How should fleets schedule replacement of this component?
A: Inspect the key during routine preventive maintenance and replace if any wear or deformation is visible. Scheduled replacement aligns with drivetrain or compressor service intervals to maximize uptime and temperature control consistency.
Q: Can certified technicians install this part during on-site service calls?
A: Yes. Certified Thermo King technicians at West Texas Thermo King install OEM keys and verify shaft alignment as part of standard repair and maintenance procedures.
Ask about fleet-wide parts programs through West Texas Thermo King.
Produced by a certified Thermo King dealership, West Texas Thermo King | a Division of PEAK Industrial. Servicing fleets across Amarillo, Lubbock, and Odessa.
Official OEM Thermo King parts catalog entry for the Thermo King Woodruff Key 550457, verified by PEAK Thermo King and West Texas Thermo King Texas, Utah, Wyoming, Washington, Oregon, serving all of the USA.
Built for Performance: The Thermo King Woodruff Key 550457 supports Thermo King refrigeration system integrity by securing rotating components to shafts with OEM-grade fit and function. This precision key ensures reliable mechanical connection within transport refrigeration assemblies, contributing to consistent temperature control and uptime for refrigerated fleets.
West Texas Thermo King, a certified Thermo King dealership, lists this genuine Thermo King component for fleets that require dependable parts for reefer trailer and truck refrigeration systems across Amarillo, Lubbock, Odessa, and the Permian Basin.
- OEM Component – Ensures correct fit and material specification for Thermo King systems, reducing risk of premature wear.
- Precision Retention – Maintains secure connection between hubs, gears, and shafts to preserve rotational alignment and reliability.
- Durable Material – Manufactured to resist shear and localized stress typical in transport refrigeration drive systems.
- Fleet Uptime – Minimizes unplanned downtime by supporting long-term mechanical integrity in temperature-controlled operations.
- Service-Ready – Fits service and maintenance workflows for Thermo King certified technicians, enabling fast replacement during scheduled intervals.
- Cost-Effective Maintenance – Small part cost with high impact on system reliability and return on investment for refrigerated fleets.
Product Details
| Part Number | 550457 |
| Product Name | Thermo King Woodruff Key 550457 |
| Type | Woodruff Key (shaft retention) |
| Typical Use | Secures rotating components to shafts in Thermo King refrigeration units and transport refrigeration drivetrains |
| Manufacturer | Thermo King (OEM) |
| Minimum Order Quantity | 10 pieces (verify with parts desk) |
Efficiency & Sustainability – Using OEM mechanical components supports fuel-efficient cooling by preserving proper alignment and reducing drivetrain losses. Reliable mechanical retention helps maintain consistent operation across Thermo King platforms, including Precedent S-610M and Diesel Direct Electric units, and complements fleet telematics such as Smart Reefer SR-4 and CARB Evergreen compliance efforts through reduced service events.
Installation & Maintenance Tips – Install using OEM-recommended seating technique and matching keyway tolerances. Inspect mating shaft and hub surfaces for wear before fitment and replace keys during scheduled maintenance intervals or when any deformation is present. Use OEM fasteners and torque values to ensure secure assembly and maintain transport refrigeration reliability.
Real-World Applications – The Thermo King Woodruff Key 550457 is ideal for reefer trailers, refrigerated trucks, and mobile transport refrigeration equipment where secure shaft-to-component retention is critical for temperature control and mechanical precision. This part supports routine service operations and helps fleets maintain consistent cooling performance across long routes and harsh operating environments.
Available for installation and service in Amarillo, Lubbock, Odessa, and throughout West Texas.
View all Thermo King PartsBacked by Thermo King’s engineering and supported by certified technicians at West Texas Thermo King, this component delivers lasting performance and uptime assurance for fleet operations.
For product verification or service assistance, call (806) 376-5837.
For current warranty eligibility or OEM replacement coverage, please contact us for warranty information or reach the service department for confirmation.
Frequently Asked Questions
Q: Is this Woodruff key compatible with Thermo King Precedent units?
A: Compatibility depends on shaft keyway dimensions; Thermo King Woodruff Key 550457 fits OEM keyways as specified by Thermo King. Confirm fitment with parts personnel or the service department prior to installation.
Q: How should fleets schedule replacement of this component?
A: Inspect the key during routine preventive maintenance and replace if any wear or deformation is visible. Scheduled replacement aligns with drivetrain or compressor service intervals to maximize uptime and temperature control consistency.
Q: Can certified technicians install this part during on-site service calls?
A: Yes. Certified Thermo King technicians at West Texas Thermo King install OEM keys and verify shaft alignment as part of standard repair and maintenance procedures.
Ask about fleet-wide parts programs through West Texas Thermo King.
Produced by a certified Thermo King dealership, West Texas Thermo King | a Division of PEAK Industrial. Servicing fleets across Amarillo, Lubbock, and Odessa.