Cylindrical pin
Цилиндрический штифт
Pasador cilíndrico
The OEM Cylindrical Pin 90015200020 is a precision-ground locating component manufactured exclusively for the Shacman X5000 heavy-duty truck platform. This essential fastener ensures perfect alignment and secure mechanical coupling between mating components such as engine block assemblies, transmission housings, suspension brackets, and various chassis structural elements where exact positional accuracy is absolutely critical for vehicle safety and performance.
Fabricated from high-grade hardened alloy steel with a precisely controlled diameter tolerance and superior ground surface finish, the cylindrical pin delivers exceptional shear strength and dimensional stability under the most demanding operating conditions. The 90015200020 part features chamfered ends that facilitate smooth insertion and a finely polished body surface that ensures a secure interference or transition fit within precisely machined receiving bores.
Choosing genuine OEM cylindrical pins preserves the designed geometric relationships between critical vehicle systems and prevents the accelerated component wear caused by even slight misalignment. The 90015200020 identifier provides complete traceability to Shacman’s rigorous material certification and dimensional inspection standards for precision locating fasteners.
| Parameter | Specification | Details |
|---|---|---|
| OEM Part Number | 90015200020 | Unique Shacman X5000 identifier |
| Product Name | Cylindrical pin | Also known as dowel pin or locating pin |
| Brand / Vehicle Model | Shacman X5000 | Heavy-duty truck series |
| Material | Hardened Alloy Steel | High tensile and shear strength |
| Surface Finish | Precision ground and polished | Smooth insertion and accurate fit |
| Diameter Tolerance | h7 or m6 (OEM specified) | Ensures correct interference or transition fit |
| Length (mm) | As per OEM drawing | Matches factory specification precisely |
| Hardness Value | HRC 50-58 | Balanced toughness and wear resistance |
| End Configuration | Chamfered both ends | Facilitates easy starting into bore |
| Packaging | Protective oiled wrapping | Shacman genuine labeled packaging |
The cylindrical pin precisely locates mating components relative to each other, establishing the exact geometric relationship designed by Shacman engineers. This ensures proper alignment of shafts, bearing bores, and mounting surfaces across the entire vehicle assembly.
When subjected to lateral forces, the 90015200020 pin resists shearing that would allow components to shift. Its hardened steel construction provides a robust mechanical stop that protects surrounding bolts from loosening under dynamic vehicle loads.
During vehicle assembly and subsequent service operations, the cylindrical pin guarantees that components return to their exact original positions, maintaining factory alignment specifications after repairs or component replacement procedures.
The cylindrical pin 90015200020 is pressed or driven into a precision-reamed hole in one component, leaving a portion of the pin protruding to engage a corresponding hole in the mating component. Installation typically requires an arbor press or a brass hammer to avoid damaging the pin’s precision-ground surface. The receiving holes must be thoroughly cleaned and deburred before insertion. In the Shacman X5000, these pins are found in critical locations such as the engine block-to-cylinder head interface, transmission bell housing alignment, axle housing flanges, suspension bracket mounting points, and various structural chassis connections. During reassembly, a light coating of anti-seize compound or assembly lubricant may be applied to facilitate future disassembly without compromising the precision fit of the locating joint.
Each cylindrical pin produced under OEM number 90015200020 begins as a certified alloy steel blank selected for its hardenability and strength characteristics. The pin is centerless ground to achieve the exact specified diameter with an extremely tight tolerance band measured in microns. This precision grinding process ensures a perfectly round cross-section and a consistent surface finish that promotes secure retention within the receiving bore while allowing controlled insertion force during assembly operations.
After grinding, the pins undergo heat treatment in a controlled atmosphere furnace to achieve the specified hardness value of HRC 50-58. The ends are then precision-chamfered to facilitate easy starting into the bore during assembly. Dimensional inspection is performed on a statistical sampling basis from every production lot using precision micrometers and optical comparators. Surface hardness is verified using calibrated Rockwell testing equipment. Each pin is coated with a light rust-preventive oil and individually packaged in a sealed protective bag placed inside a Shacman branded box displaying the 90015200020 part number for complete traceability.
Cylindrical pins should be carefully inspected whenever the components they locate are disassembled for service or overhaul. Technicians should examine the exposed portion of the pin for any signs of fretting corrosion, scoring, galling, or visible deformation. The pin’s diameter should be measured at multiple points with a calibrated micrometer and compared against the factory specification to verify it has not worn below the allowable service limit.
If a cylindrical pin is found to be loose in its bore or shows evidence of having rotated, it indicates that the precision press fit has been compromised. The receiving bore must be carefully inspected for enlargement or damage. A pin that shows any visible surface damage, measurable wear, or looseness must be replaced with a new 90015200020 component to restore the precise component alignment that is absolutely critical for preventing premature wear of bearings, seals, gears, and mating surfaces throughout the vehicle.
Procuring the authentic cylindrical pin for your Shacman X5000 assembly or repair operation is a simple and efficient process. Use the inquiry button above to verify current stock levels and receive a prompt quotation. We maintain comprehensive inventory of these precision locating components to support both production line requirements and field service repair operations across all global markets.
To guarantee you receive the exact factory-specified component with full dimensional compliance, always reference the OEM part number 90015200020 in your purchase order. Our logistics team supplies all necessary export documentation and certificates of conformity with every international shipment for efficient customs processing and inventory verification at your facility.
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Selecting the genuine Cylindrical Pin 90015200020 is a decision that protects the fundamental geometric integrity and structural reliability of your Shacman X5000 vehicle. Aftermarket dowel pins that are manufactured from lower-grade steel or with incorrect diameter tolerances can shear under operational loads or fail to maintain the precise alignment required by the vehicle’s engineering design. A failed locating pin allows critical components to shift position, causing accelerated wear on seals, bearings, gears, and bolted connections throughout the affected assembly.
The OEM cylindrical pin’s specific diameter, material hardness, and surface finish characteristics were validated through extensive finite element analysis and vehicle durability testing. Shacman engineers specified this exact pin design to withstand the dynamic loads, vibration spectrums, and environmental conditions encountered in heavy-duty truck operations across all terrains and climates. The 90015200020 pin provides the consistent, reliable locating function that maintains proper shaft alignment, gear mesh patterns, and structural joint integrity throughout the vehicle’s service life.
Professional fleet maintenance teams and heavy vehicle repair specialists worldwide standardize on the 90015200020 cylindrical pin for its guaranteed dimensional accuracy and proven load-bearing capacity. This small but vital component plays an absolutely indispensable role in maintaining the precise mechanical relationships that keep the Shacman X5000 operating safely, efficiently, and profitably across hundreds of thousands of demanding kilometers. Trust only the cylindrical pin that Shacman engineered and certified for this specific application.
The cylindrical pin 90015200020 exemplifies the critical importance of precision locating elements in modern heavy-duty vehicle design and manufacturing. Unlike bolts, which are designed primarily to provide axial clamping force, cylindrical pins are engineered specifically to resist lateral shear loads and maintain exact positional relationships between components. This functional separation allows Shacman engineers to design bolted joints that are optimized solely for clamp load without relying on the bolt shank’s shear strength for component location, which would compromise both critical functions.
When removing a cylindrical pin during component disassembly, it is essential to use the correct extraction tools and techniques to avoid damaging the precision pin bore. A slide hammer with a suitable collet attachment or a properly sized parallel pin punch should always be used. Striking the pin directly with a steel hammer can mushroom the exposed end and cause significant damage to the precision bore as the deformed pin is driven through. If a pin is stubborn due to corrosion or prolonged service, applying a high-quality penetrating oil and allowing adequate soak time will often ease the removal process without resorting to excessive force.
For our international customers, we take exceptional care in packaging the 90015200020 cylindrical pins to prevent any surface damage or corrosion during ocean freight and extended warehouse storage. Each pin is individually sealed in a VCI protective bag and packed in sturdy compartmented cartons designed to eliminate any pin-to-pin contact during transit. Partner with our global supply network for a reliable source of genuine Shacman locating components and maintain the precise assembly standards that your heavy-duty truck fleet requires for safe, efficient, and consistently profitable operations across every route.
