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

REPLACER CRANKSHAFT SEAL

Part Number: 5394206
Brand: CUMMINS
Availability: 2-7 days
Shipping: Worldwide
Price
On Request
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Quote reference: Part No. 5394206

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REPLACER,CRANKSHAFT SEAL #3

Product Details

Part Number
5394206
Description
REPLACER,CRANKSHAFT SEAL #3
Brand
CUMMINS
Category
Crankshaft
Availability
2-7 days
Shipping
Worldwide
Price
On Request

Product Tags: REPLACER CRANKSHAFT SEAL,Cummins,5394206

Product Description

CUMMINS Seal or O-ring 5394206

1. Product Overview

CUMMINS Seal or O-ring 5394206 is listed under source title “REPLACER CRANKSHAFT SEAL”. It is classified for this pilot as seal or o-ring within the fluid and pressure sealing 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 seal limits leakage between stationary or moving engine components. Seal profile, material, hardness, size, pressure direction, temperature capability, and fluid compatibility are application-specific.

The seal is compressed or energized within a groove or housing to close the leakage path. Dynamic seals must also manage movement while retaining lubrication and excluding contamination.

3. Application Status

Manufacturer / brandCUMMINS
Part number5394206
Component categorySeal or O-ring
SystemFluid and pressure sealing
Evidence levelC — Component identity only
Engine applicationNot established by the supplied record

4. Typical Signs That Inspection May Be Required

ObservationPossible significance
Fluid leakage near a shaft, flange, or housingMay indicate seal wear, surface damage, pressure problems, or installation error.
Hardened, cracked, or flattened sealShows deterioration that can reduce sealing contact.
Repeated leakage after replacementMay point to shaft wear, misalignment, groove damage, or incorrect seal selection.
Contamination entering the assemblyCan indicate loss of exclusion sealing or damaged protective components.

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 sealed fluid and whether the joint is static or dynamic.
  • Inspect grooves, shafts, bores, and mating surfaces.
  • Use compatible assembly procedures and avoid twisting or cutting the seal.
  • Confirm material and dimensions from the exact parts documentation.

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 5394206 against serial-number-specific parts documentation before purchase or installation. Do not select the component by appearance or part-number similarity alone.