

Spring,Compression
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This OEM compression spring (part 5627290X) is a precision-engineered pressure regulator return mechanism component designed specifically for Shacman H3000 heavy-duty commercial trucks. The 5627290X compression spring applies a calibrated opposing force against the oil pressure regulator plunger, establishing the precise pressure set point at which the regulator valve opens to bypass excess oil flow under all engine operating conditions.
Manufactured from premium high-grade spring steel wire with exact dimensional specifications, precision CNC coiling processes, and specialized heat treatment and shot peening, this 5627290X compression spring withstands continuous high-frequency cyclic compression, extreme oil temperature variations, persistent stress relaxation forces, and prolonged intensive service during demanding heavy-duty commercial vehicle applications.
Replacing a fatigued, sagged, or broken compression spring with this genuine 5627290X component restores proper oil pressure regulation and prevents lubrication system malfunction. The OEM part number guarantees exact spring specifications and factory-engineered quality specifically validated for Shacman H3000 truck engines.
| Parameter | Specification |
|---|---|
| OEM Part Number | 5627290X |
| Product Name | Spring,Compression |
| Brand | Shacman |
| Application | Engine Oil Pressure Regulator Valve Assembly – Precision Helical Coil Spring for Applying Calibrated Opposing Force Against Regulator Plunger to Set Oil Pressure Relief Point |
| Compatible Model | Shacman H3000 Heavy-Duty Commercial Truck Series |
| Component Type | Precision Helical Compression Coil Spring with Closed Ground Ends, Specific Free Length, Controlled Spring Rate, and Optimized Wire Diameter for Pressure Regulation |
| Material | High-Strength Chrome Silicon or Music Wire Spring Steel with Shot-Peened Surface Treatment and Anti-Corrosion Protective Coating |
| Manufacturing Process | Precision CNC Coiling, Stress Relieving Heat Treatment, End Grinding, Shot Peening, Presetting, Spring Rate Verification, Fatigue Testing, Quality Inspection |
| Function | Pressure Regulation Component for Providing Calibrated Spring Force, Establishing Oil Pressure Set Point, and Returning Regulator Plunger to Closed Position During Engine Operation |
The 5627290X compression spring serves as a vital pressure regulator return mechanism component engineered to apply calibrated opposing force against the oil pressure regulator plunger on Shacman H3000 heavy-duty commercial trucks.
This 5627290X compression spring provides essential pressure set point establishment and plunger return function, significantly ensuring accurate oil pressure regulation through its precisely engineered helical coil geometry and controlled spring rate characteristics.
The precisely controlled wire diameter and coil spacing of the 5627290X provide optimal spring force and deflection characteristics, ensuring reliable pressure regulation during demanding heavy-duty commercial vehicle operations.
This 5627290X component maintains its spring force and elastic properties throughout its service life, resisting stress relaxation and fatigue fracture during prolonged exposure to millions of compression cycles and elevated oil temperatures worldwide.
The high-strength chrome silicon spring steel and shot-peened surface treatment of the 5627290X provide exceptional fatigue resistance and stress corrosion protection, withstanding continuous cyclic compression loading throughout the vehicle service life.
The 5627290X compression spring is manufactured to meet the specific spring rate, free length, and durability requirements of Shacman H3000 truck engines, assuring complete compatibility with the oil pressure regulator plunger and valve bore.
By providing dependable pressure regulation force with durable spring steel construction, this component contributes directly to lubrication system stability, engine bearing protection, and maintained vehicle performance in demanding transport environments worldwide.
The 5627290X compression spring utilizes precision CNC coiling and quality-controlled heat treatment that provide consistent spring rate accuracy and reliable pressure regulation performance without defects during extended service life.
The precisely controlled coil spacing and ground end flatness of the 5627290X ensure proper spring alignment and uniform force application, maintaining reliable oil pressure control throughout the vehicle operational lifespan.
The carefully engineered shot-peening intensity and presetting process of the 5627290X provide enhanced fatigue life and stress relief, enabling the spring to withstand extreme cyclic compression under all engine oil temperature conditions.
Each compression spring undergoes rigorous quality verification, including spring rate measurement, free length inspection, and fatigue cycle testing to guarantee reliable performance in demanding pressure regulation applications.
The material selection for the 5627290X prioritizes high-strength chrome silicon spring steel for superior fatigue resistance and shot-peened surface for enhanced durability in harsh engine oil environments.
The 5627290X compression spring design has been validated through extensive dynamic cycling and stress relaxation testing to ensure reliable performance throughout the complete vehicle operational interval.
Replacement of a fatigued 5627290X compression spring requires removing the oil pressure regulator valve cap or plug, carefully extracting the old spring and plunger from the valve bore, and installing the new component with proper orientation.
When installing the new 5627290X compression spring, ensure that the valve bore is thoroughly cleaned, that the spring is correctly oriented with the ground end seated against the plunger, and that the spring compresses freely without binding before final assembly.
After installation of the 5627290X compression spring, verify proper oil pressure reading during engine operation, check for any abnormal pressure fluctuations, and confirm correct regulator function before returning the vehicle to full service operation.
When removing the old 5627290X compression spring, carefully inspect the plunger condition, valve bore cleanliness, and spring seating surfaces for any signs of wear, corrosion, or debris accumulation requiring attention before installing new components.
It is essential to follow proper spring orientation, bore cleaning, and free movement verification procedures when installing the 5627290X compression spring, as improper techniques can cause incorrect oil pressure regulation and engine bearing damage during demanding operations.
During engine lubrication system service procedures, the 5627290X compression spring should be carefully evaluated for free length, spring force, and surface condition to determine if replacement is necessary to restore proper oil pressure regulation performance.
Each 5627290X compression spring undergoes thorough dimensional inspection, spring rate verification, and fatigue cycle testing to guarantee strict compliance with OEM engineering specifications and performance requirements.
We provide complete quality documentation for every batch of 5627290X compression springs, including detailed material certifications and comprehensive test reports for vehicle maintenance records and workshop quality assurance compliance.
The compression spring is tested for spring force accuracy and fatigue durability to ensure proper pressure regulation and consistent operation in the most demanding vehicle operating environments and climatic conditions worldwide.
Our quality management system includes dynamic cycling fatigue testing and spring rate retention verification on the 5627290X to guarantee consistent manufacturing quality and extended operational durability throughout the component lifecycle.
We maintain complete traceability of all materials and processes used in the 5627290X compression spring, from raw material certification to finished product inspection, ensuring total accountability throughout the entire production and supply process.
Visible coil binding, surface corrosion, or physical damage on the 5627290X compression spring indicates material fatigue or environmental degradation, requiring immediate replacement to restore proper pressure set point and prevent oil pressure malfunction.
Reduced spring free length, loss of spring force, or abnormally low oil pressure related to the 5627290X suggests spring sag or fatigue, necessitating prompt replacement during scheduled engine inspection and service procedures.
If the compression spring exhibits coil fracture, permanent set, or loss of spring rate affecting pressure regulation, the 5627290X component should be replaced immediately to restore proper engine lubrication function and prevent bearing damage.
Following any engine oil contamination event, oil pump failure, or lubrication system malfunction, the 5627290X compression spring must be thoroughly inspected and replaced if any signs of damage or compromised condition are detected during professional examination.
If the compression spring shows signs of coil wear, shot-peen layer deterioration, or corrosion pitting affecting performance, the 5627290X requires replacement to ensure correct pressure regulation during vehicle operation on demanding routes.
Standard comprehensive engine lubrication system inspections should include a detailed spring force measurement of the 5627290X compression spring for early indicators of fatigue sag, free length reduction, or physical damage requiring prompt corrective action.
Inferior aftermarket compression springs with incorrect specifications or substandard wire quality can lead to catastrophic oil pressure loss and complete engine bearing destruction. We exclusively supply authentic components like the 5627290X manufactured to precise OEM engineering and quality standards.
The part number 5627290X is clearly identified on packaging for unambiguous verification. Our extensive international logistics infrastructure ensures secure protective packaging and rapid dispatch to any worldwide destination with complete export documentation.
All procurements of 5627290X include comprehensive quality certification, ensuring conformity with local import regulations and vehicle engine documentation requirements applicable in your jurisdiction and operational region worldwide.
We provide highly competitive pricing structures and dependable shipping alternatives for the 5627290X compression spring, facilitating convenient access for our international clientele to maintain their Shacman H3000 trucks with authentic OEM lubrication system components.
Our dedicated client support team stands prepared to address any technical inquiries or logistical concerns regarding the 5627290X compression spring, encompassing vehicle engine consultations to comprehensive bulk fleet procurement processing and delivery worldwide.
Complete 5627290X compression spring with precision ground ends and protective coating in specified quantity. Ready for professional installation featuring chrome silicon spring steel construction for dependable pressure regulation performance.
Expert technical guidance on vehicle engine lubrication system components and proper installation procedures for the 5627290X compression spring is readily available. We assist in ensuring reliable engine performance for your Shacman H3000 truck.
Complete quality documentation for 5627290X is available upon request, encompassing material certifications and spring rate test reports for your permanent maintenance and vehicle service records.
For current stock availability of the genuine 5627290X compression spring, please use the contact buttons above.