Thermo King OEM Locking Washer M8 Anti-Vibration 556183
Official OEM Thermo King parts catalog entry for the Thermo King Washer-Lock M8 556183, 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 Washer-Lock M8 556183 delivers OEM-grade fastening reliability for Thermo King refrigeration systems, ensuring secure connections and reduced fastener back-off in demanding reefer trailer and transport refrigeration operations.
West Texas Thermo King, a certified Thermo King dealership, lists this washer as an engineered fastening component that supports uptime and precision for temperature control equipment across fleets in Amarillo, Lubbock, Odessa, and the Permian Basin.
Key Features & Customer Benefits
- Thermo King OEM Part Number 556183 – Ensures correct identification and compatibility with Thermo King service procedures for dependable maintenance and record keeping.
- M8 Fastener Fit – Designed for use with M8 bolts and nuts to maintain secure mechanical joints on refrigeration unit mounting points and accessories.
- Locking Function – Prevents loosening from vibration and thermal cycling, supporting continuous temperature-controlled operation and reducing unscheduled downtime.
- Compact Profile – Sits under bolt heads or nuts without interfering with assembly geometry, enabling straightforward installation during routine service intervals.
- Fleet-Grade Reliability – Supports precision fastening practices required for transport refrigeration systems to sustain consistent temperature control and operational efficiency.
- Compatible with Preventive Maintenance – Integrates into scheduled service checks to maintain torque integrity and extend component life across Thermo King units.
Product Details
The Thermo King Washer-Lock M8 556183 is a lock washer specified for M8-diameter fasteners and intended for use at fastening points on Thermo King refrigeration units. This washer provides a locking action that resists bolt or nut rotation caused by vibration typical of refrigerated trucks, reefer trailers, and transport refrigeration equipment. As an OEM Thermo King part, 556183 supports standard Thermo King installation and maintenance practices and aligns with certified service procedures performed by West Texas Thermo King technicians.
Efficiency & Sustainability
Using genuine Thermo King components such as part 556183 sustains mechanical integrity and supports fuel-efficient cooling by preventing loose connections that can compromise system operation. Proper fastener retention contributes to the long-term reliability of Smart Reefer SR-4, Precedent-series, and Diesel Direct Electric systems and helps fleets maintain compliance with CARB Evergreen and regional emissions and equipment standards where applicable.
Installation & Maintenance Tips
Install the Washer-Lock M8 556183 on M8 bolts or nuts following Thermo King torque specifications. Inspect locking washers during routine maintenance intervals and replace any washer that shows deformation, corrosion, or loss of locking action. Use OEM-grade fasteners and follow Thermo King service manuals for secure fitment and safe operation.
Real-World Applications
This washer is used on Thermo King refrigeration unit mounting points, accessory brackets, and other fastened joints that experience vibration and thermal cycling on refrigerated trucks, reefer trailers, and transport refrigeration systems. It supports fleet operations that require sustained temperature control and minimal downtime.
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, contact us for warranty information or visit the service page via contact.
Frequently Asked Questions
Q: Is the Washer-Lock M8 556183 compatible with Thermo King refrigeration units?
A: Yes. The part is specified for M8 fastening points used throughout Thermo King refrigeration assemblies and supports secure mechanical joints on transport refrigeration equipment.
Q: How often should locking washers be inspected?
A: Inspect locking washers at routine preventive maintenance intervals and during any service involving disassembly of fastened joints to ensure continued locking function and corrosion-free condition.
Q: Can this washer help reduce unscheduled downtime?
A: Yes. Proper use of Thermo King OEM fastening components like 556183 reduces fastener loosening under vibration, helping maintain temperature control and lowering the risk of operational disruptions.
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 Washer-Lock M8 556183, 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 Washer-Lock M8 556183 delivers OEM-grade fastening reliability for Thermo King refrigeration systems, ensuring secure connections and reduced fastener back-off in demanding reefer trailer and transport refrigeration operations.
West Texas Thermo King, a certified Thermo King dealership, lists this washer as an engineered fastening component that supports uptime and precision for temperature control equipment across fleets in Amarillo, Lubbock, Odessa, and the Permian Basin.
Key Features & Customer Benefits
- Thermo King OEM Part Number 556183 – Ensures correct identification and compatibility with Thermo King service procedures for dependable maintenance and record keeping.
- M8 Fastener Fit – Designed for use with M8 bolts and nuts to maintain secure mechanical joints on refrigeration unit mounting points and accessories.
- Locking Function – Prevents loosening from vibration and thermal cycling, supporting continuous temperature-controlled operation and reducing unscheduled downtime.
- Compact Profile – Sits under bolt heads or nuts without interfering with assembly geometry, enabling straightforward installation during routine service intervals.
- Fleet-Grade Reliability – Supports precision fastening practices required for transport refrigeration systems to sustain consistent temperature control and operational efficiency.
- Compatible with Preventive Maintenance – Integrates into scheduled service checks to maintain torque integrity and extend component life across Thermo King units.
Product Details
The Thermo King Washer-Lock M8 556183 is a lock washer specified for M8-diameter fasteners and intended for use at fastening points on Thermo King refrigeration units. This washer provides a locking action that resists bolt or nut rotation caused by vibration typical of refrigerated trucks, reefer trailers, and transport refrigeration equipment. As an OEM Thermo King part, 556183 supports standard Thermo King installation and maintenance practices and aligns with certified service procedures performed by West Texas Thermo King technicians.
Efficiency & Sustainability
Using genuine Thermo King components such as part 556183 sustains mechanical integrity and supports fuel-efficient cooling by preventing loose connections that can compromise system operation. Proper fastener retention contributes to the long-term reliability of Smart Reefer SR-4, Precedent-series, and Diesel Direct Electric systems and helps fleets maintain compliance with CARB Evergreen and regional emissions and equipment standards where applicable.
Installation & Maintenance Tips
Install the Washer-Lock M8 556183 on M8 bolts or nuts following Thermo King torque specifications. Inspect locking washers during routine maintenance intervals and replace any washer that shows deformation, corrosion, or loss of locking action. Use OEM-grade fasteners and follow Thermo King service manuals for secure fitment and safe operation.
Real-World Applications
This washer is used on Thermo King refrigeration unit mounting points, accessory brackets, and other fastened joints that experience vibration and thermal cycling on refrigerated trucks, reefer trailers, and transport refrigeration systems. It supports fleet operations that require sustained temperature control and minimal downtime.
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, contact us for warranty information or visit the service page via contact.
Frequently Asked Questions
Q: Is the Washer-Lock M8 556183 compatible with Thermo King refrigeration units?
A: Yes. The part is specified for M8 fastening points used throughout Thermo King refrigeration assemblies and supports secure mechanical joints on transport refrigeration equipment.
Q: How often should locking washers be inspected?
A: Inspect locking washers at routine preventive maintenance intervals and during any service involving disassembly of fastened joints to ensure continued locking function and corrosion-free condition.
Q: Can this washer help reduce unscheduled downtime?
A: Yes. Proper use of Thermo King OEM fastening components like 556183 reduces fastener loosening under vibration, helping maintain temperature control and lowering the risk of operational disruptions.
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.