Thermo King Lockwasher Fastener Security Component 557861
Official OEM Thermo King parts catalog entry for the Thermo King Lockwasher 557861, 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 Lockwasher 557861 secures critical fasteners across Thermo King refrigeration systems, ensuring consistent temperature control and sustained uptime for transport refrigeration. This OEM lockwasher supports reliable mechanical integrity in reefer trailer and truck applications where vibration and continuous operation demand secure fastening.
Thermo King refrigeration system components rely on small, durable parts like the Lockwasher 557861 to maintain precision and reliability across fleets operating in West Texas and the Permian Basin.
- OEM Fastener Security – Reduces fastener loosening and maintains assembly integrity under vibration for dependable temperature control.
- Fleet Uptime Focus – Helps prevent service interruptions by preserving tight connections on critical refrigeration components.
- Designed for Transport Refrigeration – Suits reefer trailer and refrigerated truck assemblies used across Amarillo, Lubbock, Odessa, and the broader Southwest.
- Durable Construction – Manufactured to Thermo King OEM standards for long-term reliability in demanding duty cycles.
- Simple Integration – Installs with standard nuts and bolts to provide secure locking action without complex tools or procedures.
Product Details
The Thermo King Lockwasher 557861 is an OEM locking washer specified for use with Thermo King fastening assemblies. This component functions as a mechanical locking element that secures nuts and bolts against rotation and loosening, supporting consistent temperature control in transport refrigeration equipment. Thermo King specifies lockwashers like 557861 for service and new-assembly applications to preserve connection integrity across a range of refrigeration platforms.
Efficiency & Sustainability
Properly secured fasteners contribute to overall system efficiency by preventing leaks, vibration-related wear, and unplanned downtime. The Lockwasher 557861 supports fuel-efficient cooling and continuous temperature control across Thermo King product families, including advanced systems such as Smart Reefer SR-4 and Diesel Direct Electric platforms where sustained reliability enhances fleet ROI and reduces waste from spoilage.
Installation & Maintenance Tips
Install the Lockwasher 557861 using OEM-specified nuts and torque values. Inspect lockwashers during scheduled maintenance intervals and replace any fasteners that show wear, corrosion, or loss of locking action. Use Thermo King certified hardware and service practices to maintain warranty eligibility and system reliability.
Real-World Applications
The Lockwasher 557861 secures components across reefers, refrigerated box trucks, and transport refrigeration modules. Typical locations include mounting points for compressors, evaporators, control brackets, and other assemblies where vibration and cyclical loads are present. Available for installation and service in Amarillo, Lubbock, Odessa, and throughout West Texas.
Backed 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 contact our service department for confirmation.
Frequently Asked Questions
Q: Is the Thermo King Lockwasher 557861 compatible with common Thermo King refrigeration assemblies?
A: Yes. The Lockwasher 557861 is an OEM locking washer specified for use in Thermo King refrigeration and transport refrigeration assemblies to help maintain secure fastener connections.
Q: How often should lockwashers be inspected?
A: Inspect lockwashers at scheduled maintenance intervals or whenever a component shows signs of vibration damage, corrosion, or loosening. Replace any hardware that no longer provides positive locking action.
Q: Can West Texas Thermo King install this part during service visits?
A: Yes. Certified technicians install and verify OEM parts onsite to ensure correct fitment and system reliability for fleet operations.
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 Lockwasher 557861, 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 Lockwasher 557861 secures critical fasteners across Thermo King refrigeration systems, ensuring consistent temperature control and sustained uptime for transport refrigeration. This OEM lockwasher supports reliable mechanical integrity in reefer trailer and truck applications where vibration and continuous operation demand secure fastening.
Thermo King refrigeration system components rely on small, durable parts like the Lockwasher 557861 to maintain precision and reliability across fleets operating in West Texas and the Permian Basin.
- OEM Fastener Security – Reduces fastener loosening and maintains assembly integrity under vibration for dependable temperature control.
- Fleet Uptime Focus – Helps prevent service interruptions by preserving tight connections on critical refrigeration components.
- Designed for Transport Refrigeration – Suits reefer trailer and refrigerated truck assemblies used across Amarillo, Lubbock, Odessa, and the broader Southwest.
- Durable Construction – Manufactured to Thermo King OEM standards for long-term reliability in demanding duty cycles.
- Simple Integration – Installs with standard nuts and bolts to provide secure locking action without complex tools or procedures.
Product Details
The Thermo King Lockwasher 557861 is an OEM locking washer specified for use with Thermo King fastening assemblies. This component functions as a mechanical locking element that secures nuts and bolts against rotation and loosening, supporting consistent temperature control in transport refrigeration equipment. Thermo King specifies lockwashers like 557861 for service and new-assembly applications to preserve connection integrity across a range of refrigeration platforms.
Efficiency & Sustainability
Properly secured fasteners contribute to overall system efficiency by preventing leaks, vibration-related wear, and unplanned downtime. The Lockwasher 557861 supports fuel-efficient cooling and continuous temperature control across Thermo King product families, including advanced systems such as Smart Reefer SR-4 and Diesel Direct Electric platforms where sustained reliability enhances fleet ROI and reduces waste from spoilage.
Installation & Maintenance Tips
Install the Lockwasher 557861 using OEM-specified nuts and torque values. Inspect lockwashers during scheduled maintenance intervals and replace any fasteners that show wear, corrosion, or loss of locking action. Use Thermo King certified hardware and service practices to maintain warranty eligibility and system reliability.
Real-World Applications
The Lockwasher 557861 secures components across reefers, refrigerated box trucks, and transport refrigeration modules. Typical locations include mounting points for compressors, evaporators, control brackets, and other assemblies where vibration and cyclical loads are present. Available for installation and service in Amarillo, Lubbock, Odessa, and throughout West Texas.
Backed 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 contact our service department for confirmation.
Frequently Asked Questions
Q: Is the Thermo King Lockwasher 557861 compatible with common Thermo King refrigeration assemblies?
A: Yes. The Lockwasher 557861 is an OEM locking washer specified for use in Thermo King refrigeration and transport refrigeration assemblies to help maintain secure fastener connections.
Q: How often should lockwashers be inspected?
A: Inspect lockwashers at scheduled maintenance intervals or whenever a component shows signs of vibration damage, corrosion, or loosening. Replace any hardware that no longer provides positive locking action.
Q: Can West Texas Thermo King install this part during service visits?
A: Yes. Certified technicians install and verify OEM parts onsite to ensure correct fitment and system reliability for fleet operations.
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.