Cylindrical Pin
Цилиндрический Штифт
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OEM Cylindrical Pin 90015050026 precision‑ground for the Shacman X5000 heavy‑duty truck. This 90015050026 dowel pin ensures exact alignment between mating engine and chassis components during assembly.
Manufactured from hardened alloy steel with a ground surface finish, the Cylindrical Pin 90015050026 provides repeatable positioning accuracy that threaded fasteners alone cannot achieve.
Using the genuine 90015050026 pin guarantees proper component location and prevents the shifting that leads to premature wear and misalignment issues.
| Parameter | Specification |
|---|---|
| OEM Part Number | 90015050026 |
| Product Name | Cylindrical Pin |
| Brand / Model | Shacman X5000 |
| Material | Alloy Steel, Hardened and Tempered |
| Diameter | 5.00 mm (h7 tolerance) |
| Length | 26.00 mm |
| Surface Finish | Ground, Ra ≤ 0.8 µm |
| Hardness | HRC 58‑62 |
| End Configuration | Chamfered both ends |
| Application | Shacman X5000 component alignment and positioning |
The 90015050026 cylindrical pin serves as a precision locating element that establishes and maintains the exact relative position of two or more engine components. It resists shear loads that would cause bolted joints to shift over time.
Unlike threaded fasteners, which provide clamping force but allow some clearance in their holes, the Cylindrical Pin 90015050026 creates a zero‑clearance fit that guarantees repeatable assembly accuracy during both initial manufacture and subsequent rebuilds.
These pins are commonly used to locate the cylinder head on the engine block, align the timing cover, position the oil pan, and locate various brackets and housings throughout the Shacman X5000 powertrain.
The 90015050026 pin is manufactured from alloy steel that undergoes a controlled heat treatment process. This produces a hard, wear‑resistant surface while maintaining a tough core that resists brittle fracture under impact loads.
The ground surface finish reduces friction during installation and removal, preventing the galling that can occur when two closely fitted steel surfaces slide against each other under pressure.
Installing the 90015050026 pin requires aligning the mating components and pressing or lightly tapping the pin into place with a soft‑faced hammer. The chamfered ends guide the pin into the hole and prevent damage to the bore walls.
For removal, a pin punch of the correct diameter should be used to drive the pin out from the opposite side. Attempting to grip and pull a hardened Cylindrical Pin 90015050026 with pliers can damage both the pin and the surrounding component surface.
Every batch of 90015050026 pins is inspected using laser micrometers that verify diameter, roundness, and length to micron‑level accuracy. The h7 tolerance ensures a consistent transition fit in reamed holes.
Hardness testing is performed on sample pins from each production lot to confirm that the heat treatment process has achieved the specified HRC 58‑62 range. Pins that fall outside this range are rejected and scrapped.
The 90015050026 pin is used in multiple locations throughout the Shacman X5000 engine and chassis. Its consistent dimensions make it a standardized locating element that simplifies assembly and reduces the variety of fasteners required.
During engine overhaul, any removed dowel pins should be carefully inspected for scoring, corrosion, or deformation. Replacing worn pins with new Cylindrical Pin 90015050026 units ensures that component alignment remains within factory specifications.
The pin’s resistance to shear loading makes it essential in joints subjected to cyclic forces. It prevents the微小 movement that can cause fretting corrosion and eventual fatigue failure of bolted connections.
The 90015050026 cylindrical pin is engineered to Shacman’s exact specifications. Substituting a generic hardware store dowel can result in improper fit that compromises component alignment and leads to accelerated wear.
When ordering replacement pins, always specify the complete part number 90015050026 to ensure you receive the correct diameter, length, and material grade for your X5000 application.
The market contains many unapproved pins made from soft steel that deform under load. We supply only the genuine Shacman X5000 Cylindrical Pin 90015050026 with full material certifications and batch traceability.
Each pin is individually protected with a light oil coating and packaged to prevent damage during shipping. The part number 90015050026 is clearly marked on the packaging for easy identification in your parts inventory.
We maintain comprehensive stock levels to support both individual repair operations and large fleet maintenance programs. Rapid order processing ensures that your assembly work proceeds without unnecessary delays.
Sold individually in protective sleeves. Multi‑pack quantities available for engine rebuild kits and high‑volume assembly operations.
Expert advice on proper pin installation and removal procedures. We help ensure your 90015050026 pins provide accurate component alignment.
For current stock availability and volume pricing on the genuine Cylindrical Pin 90015050026, please use the contact buttons above.
