416-8754 Crankshaft GP CAT spare part

Short Description:

3N-7327 CAT oil slinger, stamped steel disc installed between crankshaft front seal and gear. It throws oil back by centrifugal force to protect front oil seal from leakage.


Product Detail

Product Tags

description

416-8754 CAT one-piece forged crankshaft assembly with induction hardened journals and internal oil galleries. It converts piston reciprocating motion into rotary power for overhaul of CAT C175 high-power diesel engines fitted on mining machines, marine main engines and generator sets.

Part number: 416-8754
Alternative name: Crankshaft GP
Fit engine: CAT C175 diesel engine
Fit machine: Large mining haul truck, marine main propulsion engine, high-power industrial generator set
Material: Forged alloy steel, induction hardened journals
Structure: One-piece integrated counterweights with drive flange
Process: Forging, stress relief, quenching & tempering, journal precision grinding, fillet rolling strengthening, oil passage polishing, crack inspection, dynamic balance calibration
Matching system: C175 heavy industrial & marine diesel engine

Advantages

1. One-piece forged steel structure without split counterweight bolts, avoids loose or fallen counterweight failure.
2. Fillet rolling treatment reduces stress concentration and greatly improves fatigue fracture resistance.
3. Uniform hardened layer on journals resists wear and pitting for long continuous heavy-duty operation.
4. Full internal oil galleries deliver sufficient and stable oil flow for main and rod bearing lubrication.
5. Factory dynamic balance calibration suppresses vibration and protects damper, oil seals and drive gears.
6. Optimized for high-power C175 engine, widely stocked for mining and marine power fleets.

FAQ 

Q1: Can 416-8754 fit C175 gas engine directly? A1: Not interchangeable. Diesel and gas C175 differ in crank throw, flange and timing design. Verify engine serial number. Q2: Can the journals of this crankshaft be reground after wear? A2: Check remaining hardened layer depth first. Regrinding is allowed only if sufficient hard layer remains. Q3: Is timing gear replacement required when changing crankshaft? A3: Inspect gear teeth. Replace gear if pitting, cracks or chipping are found. Q4: How to store the crankshaft for long term? A4: Coat journals, flange and sealing surfaces with anti-rust grease, support on multi-point fixture to avoid bending.

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