Main Bearing Cap
Крышка Коренного Подшипника
Tapa de Bancada
OEM Main Bearing Cap 611600010005 precision‑machined for the Shacman X5000 heavy‑duty diesel engine. This critical 611600010005 component clamps the crankshaft main bearings in place, maintaining exact bearing clearance under extreme loads.
Manufactured from high‑strength ductile iron, the Main Bearing Cap 611600010005 resists the cyclical tensile stresses generated by each combustion event. Its match‑machined surface ensures a perfect mate with the engine block saddle.
Replacing a damaged or cracked bearing cap with the genuine 611600010005 unit is essential to restore proper crankshaft support and prevent catastrophic engine failure.
| Parameter | Specification |
|---|---|
| OEM Part Number | 611600010005 |
| Product Name | Main Bearing Cap |
| Brand / Model | Shacman X5000 |
| Material | Ductile Iron GJS‑500‑7 |
| Bearing Bore Diameter | 108.00 mm (assembled with block) |
| Cap Width | 68.00 mm |
| Bolt Hole Center Distance | 158.00 mm |
| Surface Finish (mating) | Ground, Ra ≤ 1.2 µm |
| Position | Intermediate main bearing (No. 2‑6) |
| Application | Shacman X5000 diesel engine crankshaft assembly |
The 611600010005 main bearing cap works in conjunction with the engine block to form the housing for each crankshaft main bearing. It must withstand the tremendous downward forces transmitted through the connecting rods during every power stroke.
A failed bearing cap allows the crankshaft to move excessively, instantly destroying bearing shells and potentially causing the crankshaft to contact the block. The Main Bearing Cap 611600010005 prevents this catastrophic scenario through its robust design.
Each cap is match‑machined to its specific position on the block. The mating surfaces are ground to a precise finish that ensures perfect alignment when the cap bolts are torqued to specification.
The 611600010005 cap is cast from ductile iron, which combines the strength of steel with the vibration‑damping characteristics of cast iron. Its nodular graphite structure prevents crack propagation under cyclic loading.
This material exhibits a minimum tensile strength of 500 MPa and an elongation of seven percent, providing the necessary combination of load‑carrying capacity and deformation resistance without brittle fracture.
Installing the 611600010005 bearing cap requires strict adherence to the Shacman torque sequence. The cap bolts must be lubricated and tightened in multiple stages to achieve uniform clamp load across the bearing shell.
Under no circumstances should caps be interchanged between positions or installed in reverse orientation. Each Main Bearing Cap 611600010005 is marked for its specific location and must face the correct direction.
Every 611600010005 cap is measured for bore diameter and concentricity after being torqued to a reference block. This process verifies that the assembled bearing housing meets the specified roundness tolerance.
Magnetic particle inspection is performed on each cap to detect any surface or near‑surface discontinuities. Caps with indications of cracking or material defects are immediately rejected before they can reach a customer.
A cracked or loose 611600010005 cap often produces a deep knocking sound that increases in frequency with engine speed. This noise results from the crankshaft journal impacting the bearing shell due to excessive clearance.
Metal particles in the engine oil, particularly non‑ferrous bearing material and iron from the cap, indicate advanced failure. Immediate engine shutdown is required to prevent the crankshaft from breaking or the block from being damaged.
During engine overhaul, all main bearing caps should be inspected for fretting marks on the mating surfaces. Such marks indicate cap movement and require replacement of the affected Main Bearing Cap 611600010005.
The 611600010005 cap is designed exclusively for the Shacman X5000 engine. It cannot be substituted with caps from other engine models due to differences in bore diameter, bolt spacing, and register design.
When replacing a cap, always use new OEM bolts of the correct grade. The original bolts may have been stretched beyond their elastic limit during initial installation and could fail if reused.
Aftermarket bearing caps made from inferior gray iron cannot withstand the loads experienced by the X5000 engine. We supply only the authentic Shacman X5000 Main Bearing Cap 611600010005 with full factory certification.
Each cap is individually packaged with rust‑preventive protection and clearly labeled with the part number 611600010005. This ensures that your parts department can quickly identify and issue the correct component.
We maintain sufficient inventory to support both emergency repairs and scheduled engine overhauls. Our logistics network delivers genuine 611600010005 caps to workshops and fleet depots around the world.
Single main bearing cap with protective coating. Position‑specific marking ensures correct installation. Compatible bolts available separately.
Expert guidance on bearing cap inspection and replacement procedures. We help ensure your 611600010005 caps are correctly installed.
For current stock availability and technical specifications on the genuine Main Bearing Cap 611600010005, please use the contact buttons above.
