361-8847 crankshaft AS CAT spare part

Short Description:

361-8845 CAT engine crankshaft fits CAT C13B, C13D, C15, C15B, G3606B industrial engine, forged alloy steel, converts piston reciprocating motion into rotational power.


Product Detail

Product Tags

description

This crankshaft is the core power transmission component for heavy-duty CAT diesel engines. It is integrally forged, quenched and tempered, precision ground on journals, nitrided for wear resistance and dynamically balanced. Built-in counterweights sustain combustion impact load, widely used for overhaul of stationary power stations, industrial pump drives and mining power units under continuous heavy load.

Part number: 361-8847
Alternative name: Crankshaft AS with Counterweight
Material: Forged alloy steel
Application: Industrial generator set, mining stationary power, industrial pump power

Advantages

• Manufactured to precise specifications and are built for durability and reliability
• Designed to incorporate counterweights strategically placed to balance out the forces generated by the reciprocating motion of the pistons

1. Forged from a single piece of steel, offering high torsional and fatigue resistance—ideal for prolonged, continuous operation.
2. Main journals and connecting rod journals are nitride-hardened to reduce bearing wear and extend the interval between major overhauls.
3. Counterweights are integrated into the forging, ensuring high dynamic balancing precision, which suppresses engine vibration and lowers noise levels.
4. Features internal, continuous lubrication oil passages with an optimized layout, ensuring stable lubrication even under high-speed operating conditions.
5. Manufactured to original factory specifications for direct replacement—no additional machining or modifications required.

FAQ 

Q1: Can 361-8847 replace 361-8845 directly?
A1: Not interchangeable. They fit different engines and differ in crank throw and journal size.
Q2: Can crankshaft with dents around oil holes be used?
A2: Oil hole areas are stress concentration points. Damaged crankshaft should be replaced.
Q3: Which bearing parts should be renewed together with crankshaft?
A3: Main bearings, connecting rod bearings, thrust washers and front/rear oil seals are recommended.
Q4: How to store crankshaft for long term?
A4: Coat journals with anti-rust grease and support on multiple points to avoid bending.

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