361-8845 crankshaft AS CAT spare part

Short Description:

361-8851 CAT engine crankshaft fits CAT 3616 / G3616 generator set engine, made of alloy steel, converts piston reciprocating linear motion into rotating power output.


Product Detail

Product Tags

description

This crankshaft is the core transmission component for C13/C15 series industrial power units. It is integrally forged, quenched and tempered, precision ground on journals and dynamically balanced. Built with counterweights to withstand combustion impact load, widely used for overhaul of excavators, loaders, stationary generator sets and industrial pump drives.

Part number: 361-8845
Alternative name: Crankshaft AS
Fit model: CAT C13B, C13D, C15, C15B, G3606B
Material: Alloy Steel
Application: Construction machinery, generator set, stationary power

Advantages

• To withstand the forces and stresses.
• Ensure smooth rotation and minimize bearing wear.

1. Forged steel construction provides high resistance to impact and torsional fatigue, making it suitable for continuous, heavy-duty operation.
2. Main journals and connecting rod journals are precision-machined and surface-treated for wear resistance, reducing the wear rate of bearing shells.
3. Precisely dynamically balanced at the factory to minimize engine vibration and extend the service life of the entire unit.
4. Features internal, continuous oil passages that ensure smooth oil delivery and reliable lubrication during high-speed operation.
5. Manufactured to original factory specifications for direct replacement—no additional machining or adjustments required.

FAQ 

Q1: Can 361-8845 crankshaft fit C18 engine?
A1: Not interchangeable. It only suits C13B/C13D/C15/C15B/G3606B, C18 needs dedicated crankshaft.
Q2: Can crankshaft with knocks on the fillet be installed?
A2: The fillet is stress concentration zone. Damaged crankshaft should be scrapped directly.
Q3: Which seals should be replaced together with crankshaft?
A3: Front and rear crankshaft oil seals, main bearings, conrod bearings and thrust washers are recommended to replace together.
Q4: How to protect crankshaft during long storage?
A4: Coat journals with anti-rust oil, support on multiple points to avoid bending.

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