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Alfa Marine Spare Parts is an independent supplier and is not an authorized Caterpillar dealer. Caterpillar names and part numbers are used for identification purposes only.
Caterpillar Marine Parts

Crankshaft Vibration Damper

Part Number: 167-8123
Brand: Caterpillar
Availability: 2-7 days
Shipping: Worldwide
Price
On Request
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Quote reference: Part No. 167-8123

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Vibration Damper Used in Crankshaft

Product Details

Part Number
167-8123
Description
Vibration Damper Used in Crankshaft
Brand
Caterpillar
Category
Crankshaft
Availability
2-7 days
Shipping
Worldwide
Price
On Request

Product Tags: Crankshaft Vibration 167-8123 Cat, 1678123

Product Description

Caterpillar Engine shaft 167-8123

1. Product Overview

Caterpillar Engine shaft 167-8123 is listed under source title “Crankshaft Vibration Damper”. It is classified for Batch 4 as engine shaft within the rotating or timing mechanism system. The source record does not establish an exact engine model. Confirm the complete engine model, serial number, arrangement, and installed reference before ordering.

2. Function and Operating Principle

A shaft transmits torque, supports rotating components, or controls timed engine motion. Journal dimensions, gear or spline interfaces, balance, hardness, and configuration must match the exact assembly.

The shaft rotates within bearings while carrying gears, cams, impellers, couplings, or connecting-rod loads. Lubrication, alignment, runout, surface finish, and thrust control are central to service condition.

3. Application Status

Manufacturer / brandCaterpillar
Part number167-8123
Component categoryEngine shaft
SystemRotating or timing mechanism
Evidence levelC — Component identity only
Engine applicationNot established by the supplied record

4. Typical Signs That Inspection May Be Required

ObservationPossible significance
Abnormal vibration, knock, or timing noiseMay involve the shaft, bearings, gears, alignment, or driven components.
Scored or discolored journalsCan indicate lubrication failure, contamination, overload, or incorrect clearance.
Excessive runout or end movementRequires measurement of the shaft and support system.
Damaged spline, keyway, gear, or cam surfaceMay prevent correct torque transfer or timing.

These observations are inspection triggers rather than a confirmed diagnosis. Evaluate the complete engine system and follow the applicable manufacturer service information.

5. Inspection and Replacement Guidance

  • Identify the exact shaft type and installation position.
  • Inspect journals, fillets, thrust faces, gears, splines, and oil drillings.
  • Measure runout and dimensions using manufacturer limits.
  • Confirm standard or repair size and engine arrangement.

6. Information Required Before Ordering

  • Complete engine or equipment model.
  • Engine serial number and arrangement or configuration number.
  • Installed part reference and clear photographs of the identification label.
  • Installation position and related assembly information.

Compatibility notice: Verify 167-8123 against serial-number-specific parts documentation before purchase or installation. Do not select the component by appearance or part-number similarity alone.