Thermo King Stainless Steel Spring Pin 0.500-Inch 555856
Official OEM Thermo King parts catalog entry for the Thermo King Pin 555856, 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 refrigeration system Pin 555856 delivers OEM-grade fastening reliability for transport refrigeration assemblies, ensuring secure connections that support continuous temperature control and fleet uptime in demanding reefer operations.
Product Overview
The Thermo King Pin 555856 is a 0.500 inch stainless steel spring pin engineered as a durable fastener for Thermo King component assemblies. Designed to resist shear and vibration, this stainless steel spring pin ensures precision alignment and long-term reliability in refrigerated trucks, reefer trailers, and transport refrigeration equipment used across West Texas and the Permian Basin.
Key Features & Customer Benefits
- 0.500 inch Stainless Steel – Provides corrosion resistance for extended service life in corrosive or wet operating environments.
- Spring Pin Design – Maintains secure retention under vibration and dynamic loads, reducing the risk of component loosening.
- OEM Fit – Integrates seamlessly with Thermo King assemblies to preserve precise alignment and operational reliability.
- High Shear Strength – Supports load-bearing joints and moving parts to protect critical refrigeration components.
- Simple Replacement – Enables fast, service-friendly changeouts during scheduled maintenance to minimize downtime.
- Corrosion Resistance – Stainless construction supports longevity in temperature-controlled transport applications.
Product Details
| Part Number | 555856 |
| Product Name | Thermo King Pin 555856 |
| Type | Spring Pin (Roll/Coil-style fastener) |
| Material | Stainless Steel |
| Diameter | 0.500 inch |
| Application | Fastening and retention in Thermo King refrigeration assemblies |
Efficiency & Sustainability
Using correct OEM fasteners like Pin 555856 helps maintain assembly integrity that supports fuel-efficient cooling and consistent temperature control across Thermo King refrigeration units. Reliable fastening reduces rework and premature replacements, contributing to lower waste and better lifecycle efficiency for fleets following Thermo King Smart Reefer SR-4 practices and other OEM-compliant programs.
Installation & Maintenance Tips
Install Pin 555856 following OEM service procedures and use appropriate drivers or presses to seat the spring pin cleanly. Inspect pins during scheduled maintenance intervals for wear, deformation, or corrosion, and replace when fitment or retention no longer meets OEM specifications. Use OEM clamps and retainers where specified to ensure secure assemblies and optimal reliability.
Real-World Applications
Pin 555856 serves as a dependable fastening solution in reefer trailers, refrigerated trucks, and transport refrigeration components across short- and long-haul fleets. Technicians use this spring pin to secure linkages, brackets, shafts, and other assemblies where vibration resistance and shear strength are critical.
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 pin compatible with Thermo King refrigeration units?
A: Yes. Pin 555856 is an OEM-grade spring pin used in Thermo King refrigeration assemblies to maintain secure component retention and alignment.
Q: How do technicians install the spring pin?
A: Technicians install the pin using the OEM-recommended driver or press, seating the pin fully without deforming the surrounding component. Follow the Thermo King service manual for specific instructions.
Q: How often should this pin be inspected?
A: Inspect during routine maintenance intervals or whenever associated components show movement, wear, or corrosion. Replace at the first sign of reduced retention or deformation.
Q: Does this pin affect temperature control performance?
A: Indirectly. Proper fastening preserves mechanical integrity of refrigeration systems, which supports consistent temperature control and reduces service interruptions.
Related Resources
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 Pin 555856, 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 refrigeration system Pin 555856 delivers OEM-grade fastening reliability for transport refrigeration assemblies, ensuring secure connections that support continuous temperature control and fleet uptime in demanding reefer operations.
Product Overview
The Thermo King Pin 555856 is a 0.500 inch stainless steel spring pin engineered as a durable fastener for Thermo King component assemblies. Designed to resist shear and vibration, this stainless steel spring pin ensures precision alignment and long-term reliability in refrigerated trucks, reefer trailers, and transport refrigeration equipment used across West Texas and the Permian Basin.
Key Features & Customer Benefits
- 0.500 inch Stainless Steel – Provides corrosion resistance for extended service life in corrosive or wet operating environments.
- Spring Pin Design – Maintains secure retention under vibration and dynamic loads, reducing the risk of component loosening.
- OEM Fit – Integrates seamlessly with Thermo King assemblies to preserve precise alignment and operational reliability.
- High Shear Strength – Supports load-bearing joints and moving parts to protect critical refrigeration components.
- Simple Replacement – Enables fast, service-friendly changeouts during scheduled maintenance to minimize downtime.
- Corrosion Resistance – Stainless construction supports longevity in temperature-controlled transport applications.
Product Details
| Part Number | 555856 |
| Product Name | Thermo King Pin 555856 |
| Type | Spring Pin (Roll/Coil-style fastener) |
| Material | Stainless Steel |
| Diameter | 0.500 inch |
| Application | Fastening and retention in Thermo King refrigeration assemblies |
Efficiency & Sustainability
Using correct OEM fasteners like Pin 555856 helps maintain assembly integrity that supports fuel-efficient cooling and consistent temperature control across Thermo King refrigeration units. Reliable fastening reduces rework and premature replacements, contributing to lower waste and better lifecycle efficiency for fleets following Thermo King Smart Reefer SR-4 practices and other OEM-compliant programs.
Installation & Maintenance Tips
Install Pin 555856 following OEM service procedures and use appropriate drivers or presses to seat the spring pin cleanly. Inspect pins during scheduled maintenance intervals for wear, deformation, or corrosion, and replace when fitment or retention no longer meets OEM specifications. Use OEM clamps and retainers where specified to ensure secure assemblies and optimal reliability.
Real-World Applications
Pin 555856 serves as a dependable fastening solution in reefer trailers, refrigerated trucks, and transport refrigeration components across short- and long-haul fleets. Technicians use this spring pin to secure linkages, brackets, shafts, and other assemblies where vibration resistance and shear strength are critical.
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 pin compatible with Thermo King refrigeration units?
A: Yes. Pin 555856 is an OEM-grade spring pin used in Thermo King refrigeration assemblies to maintain secure component retention and alignment.
Q: How do technicians install the spring pin?
A: Technicians install the pin using the OEM-recommended driver or press, seating the pin fully without deforming the surrounding component. Follow the Thermo King service manual for specific instructions.
Q: How often should this pin be inspected?
A: Inspect during routine maintenance intervals or whenever associated components show movement, wear, or corrosion. Replace at the first sign of reduced retention or deformation.
Q: Does this pin affect temperature control performance?
A: Indirectly. Proper fastening preserves mechanical integrity of refrigeration systems, which supports consistent temperature control and reduces service interruptions.
Related Resources
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.