Thermo King Socket Head Cap Screw 1/4-20 x 3/4 554503
Official OEM Thermo King parts catalog entry for the Thermo King Screw Socket Head 1/4-20 x 3/4, 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 Screw Socket Head 1/4-20 x 3/4 delivers OEM-level fastening reliability for temperature-control assemblies, ensuring secure joins and consistent clamp force across refrigerated transport systems. This precision socket head cap screw supports uptime and serviceability for Thermo King refrigeration system components used across fleet operations.
Key Features & Customer Benefits
- Socket Head Cap Design – Enables high-torque installation with an Allen wrench for secure, low-profile fastening in confined component bays.
- 1/4-20 UNC Thread – Standard coarse thread ensures reliable engagement and compatibility with common Thermo King mounting hardware.
- 3/4-inch Length – Provides appropriate grip length for panel and bracket connections without excess protrusion.
- OEM Part Identification – Thermo King part number 554503 ensures direct replacement fit and service consistency for certified repairs.
- Serviceability – Straightforward installation and removal reduce service time during scheduled maintenance and emergency repairs.
Product Details
| Part Number | 554503 |
| Description | Thermo King Screw Socket Head 1/4-20 x 3/4 |
| Thread Size | 1/4-20 UNC |
| Length | 3/4 inch |
| Head Type | Socket head cap screw (internal hex) |
| Application | Fastening components on Thermo King transport refrigeration assemblies |
Efficiency & Sustainability
This Thermo King fastener supports efficient service cycles and reduces downtime by providing precise, repeatable clamping when servicing Smart Reefer SR-4 monitoring hardware, Precedent-series components, or Diesel Direct Electric assemblies. Durable fastening reduces the risk of leaks or vibration-related failures, contributing to longer service intervals and lower lifecycle environmental impact for refrigerated fleets operating across the Permian Basin and West Texas.
Installation & Maintenance Tips
Install using the correct Allen key size and torque specification indicated in Thermo King service literature. Inspect fasteners during routine maintenance intervals and replace if threads or head integrity show wear. Use OEM-matched replacement hardware and appropriate locking or sealing methods where specified to maintain vibration resistance and corrosion protection.
Real-World Applications
The Thermo King Screw Socket Head 1/4-20 x 3/4 serves in reefer trailer assemblies, refrigerated truck cabinets, condenser and evaporator brackets, control panel mounts, and other temperature-control fixture points. It supports reliable temperature control and fuel-efficient cooling operations for regional and long-haul fleets in Amarillo, Lubbock, Odessa, and throughout West Texas.
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 the service department for confirmation.
Frequently Asked Questions
Q: Is this screw compatible with Thermo King Precedent units?
A: Yes. The Thermo King Screw Socket Head 1/4-20 x 3/4 matches standard fastening points used across Thermo King transport refrigeration assemblies and supports secure fitment in Precedent-series installations when the 1/4-20 thread and 3/4-inch length are specified.
Q: What tool is required for installation?
A: An internal hex (Allen) wrench sized for the socket head cap screw is required. Follow Thermo King torque recommendations in the service manual for reliable clamp force.
Q: How does this part support fleet uptime?
A: Using OEM-specified fasteners maintains designed assembly integrity, reduces the risk of vibration loosening, and simplifies field service, which keeps refrigerated trailers and trucks on the road delivering temperature-controlled freight.
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 Screw Socket Head 1/4-20 x 3/4, 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 Screw Socket Head 1/4-20 x 3/4 delivers OEM-level fastening reliability for temperature-control assemblies, ensuring secure joins and consistent clamp force across refrigerated transport systems. This precision socket head cap screw supports uptime and serviceability for Thermo King refrigeration system components used across fleet operations.
Key Features & Customer Benefits
- Socket Head Cap Design – Enables high-torque installation with an Allen wrench for secure, low-profile fastening in confined component bays.
- 1/4-20 UNC Thread – Standard coarse thread ensures reliable engagement and compatibility with common Thermo King mounting hardware.
- 3/4-inch Length – Provides appropriate grip length for panel and bracket connections without excess protrusion.
- OEM Part Identification – Thermo King part number 554503 ensures direct replacement fit and service consistency for certified repairs.
- Serviceability – Straightforward installation and removal reduce service time during scheduled maintenance and emergency repairs.
Product Details
| Part Number | 554503 |
| Description | Thermo King Screw Socket Head 1/4-20 x 3/4 |
| Thread Size | 1/4-20 UNC |
| Length | 3/4 inch |
| Head Type | Socket head cap screw (internal hex) |
| Application | Fastening components on Thermo King transport refrigeration assemblies |
Efficiency & Sustainability
This Thermo King fastener supports efficient service cycles and reduces downtime by providing precise, repeatable clamping when servicing Smart Reefer SR-4 monitoring hardware, Precedent-series components, or Diesel Direct Electric assemblies. Durable fastening reduces the risk of leaks or vibration-related failures, contributing to longer service intervals and lower lifecycle environmental impact for refrigerated fleets operating across the Permian Basin and West Texas.
Installation & Maintenance Tips
Install using the correct Allen key size and torque specification indicated in Thermo King service literature. Inspect fasteners during routine maintenance intervals and replace if threads or head integrity show wear. Use OEM-matched replacement hardware and appropriate locking or sealing methods where specified to maintain vibration resistance and corrosion protection.
Real-World Applications
The Thermo King Screw Socket Head 1/4-20 x 3/4 serves in reefer trailer assemblies, refrigerated truck cabinets, condenser and evaporator brackets, control panel mounts, and other temperature-control fixture points. It supports reliable temperature control and fuel-efficient cooling operations for regional and long-haul fleets in Amarillo, Lubbock, Odessa, and throughout West Texas.
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 the service department for confirmation.
Frequently Asked Questions
Q: Is this screw compatible with Thermo King Precedent units?
A: Yes. The Thermo King Screw Socket Head 1/4-20 x 3/4 matches standard fastening points used across Thermo King transport refrigeration assemblies and supports secure fitment in Precedent-series installations when the 1/4-20 thread and 3/4-inch length are specified.
Q: What tool is required for installation?
A: An internal hex (Allen) wrench sized for the socket head cap screw is required. Follow Thermo King torque recommendations in the service manual for reliable clamp force.
Q: How does this part support fleet uptime?
A: Using OEM-specified fasteners maintains designed assembly integrity, reduces the risk of vibration loosening, and simplifies field service, which keeps refrigerated trailers and trucks on the road delivering temperature-controlled freight.
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.