CORTECO 20016209 48x65x10 FPM/ACM BARDX7 – Gearbox Shaft and Oil Pump Drive Shaft Oil Seal

Technical specifications – CORTECO 20016209

Material clarification: The product designation specifies FPM, while the supplied material information also lists ACM. Without CORTECO documentation, it must not be assumed that the entire seal is manufactured from FPM, that different sealing lips use different elastomers, or that FPM and ACM are interchangeable.

Understanding the CORTECO 20016209 FPM BARDX7 designation

What does BARDX7 mean?

BARDX7 is a CORTECO construction designation identifying a specific radial shaft sealing design.

The exact interpretation of the designation and its profile geometry require confirmation in the manufacturer's technical documentation.

The BARDX7 code alone should not be used to establish:

• The exact number of sealing lips.

• The presence of an additional dust protection lip.

• A specific garter spring construction.

• Directional hydrodynamic grooves.

• A metal or elastomer-covered outer surface.

• Special pressure ratings.

The complete BARDX7 designation should be preserved when identifying the product or selecting a replacement.

FPM and ACM materials – properties and differences

The supplied specification for CORTECO 20016209 identifies two elastomer materials: FPM and ACM.

These are different families of synthetic rubber with distinct chemical and thermal characteristics.

FPM/FKM – fluorocarbon rubber

FPM, also designated FKM, is a fluorocarbon elastomer used in technical sealing applications.

Typical material properties include:

• Good resistance to many mineral oils.

• Compatibility with numerous lubricants.

• Improved resistance to thermal ageing.

• Suitability for appropriately selected dynamic sealing applications.

• Chemical resistance dependent on the specific compound and operating fluid.

ACM – polyacrylate rubber

ACM (acrylate rubber) is an elastomer used in sealing applications involving oils and lubricants, including certain drivetrain assemblies.

Typical ACM characteristics include:

• Resistance to many lubricating oils.

• Good resistance to thermal ageing.

• Suitability for appropriately selected transmission applications.

• Mechanical and chemical properties dependent on the specific compound.

FPM versus ACM – material comparison

Is CORTECO 20016209 manufactured from both FPM and ACM?

The supplied FPM/ACM designation may indicate a particular material configuration or a catalogue classification.

However, it does not independently establish which sealing components are manufactured from each elastomer.

Confirmation requires technical documentation for CORTECO part number 20016209.

Construction and operating principle

A radial shaft oil seal limits lubricant movement at the interface between a rotating shaft and a stationary housing.

Depending on its construction and installation location, it may:

• Limit gearbox oil leakage.

• Maintain sealing integrity where the shaft passes through the housing.

• Separate the lubricated area from the external environment.

• Operate in contact with an oil pump drive shaft.

Sealing effectiveness depends on the profile geometry, material, operating conditions and quality of the mating shaft surface.

Importance of the BARDX7 profile

The specialized BARDX7 profile identifies a particular sealing construction.

Its exact sealing lip arrangement, contact geometry and installation requirements must be verified using the manufacturer's technical drawing.

Matching nominal dimensions alone does not establish construction compatibility.

Mounting dimensions – 48x65x10 mm

Nominal dimensions do not define installation tolerances, permissible radial runout or required shaft surface roughness.

Importance of the 48x65x10 mm dimensions

All three nominal dimensions must be checked when selecting the seal, not only the shaft diameter.

Seals measuring 48x65x8 mm or 48x65x12 mm should not be considered interchangeable without confirmation of construction compatibility.

OE references – DAF, MAN, Mercedes-Benz, Renault Trucks and ZF

The following OE and reference numbers have been supplied for CORTECO 20016209:

These reference numbers support part identification in vehicle and transmission manufacturer documentation.

Their association with the exact CORTECO 20016209 part number should be confirmed using current manufacturer catalogues.

Why are ZF references important?

ZF manufactures transmissions and drivetrain systems. ZF reference numbers may help identify a sealing component using documentation for a particular mechanical assembly.

However, the presence of ZF references does not mean that CORTECO 20016209 is suitable for every ZF transmission.

The exact transmission type and version must be checked before selection.

Applications – gearbox shaft and oil pump drive shaft

According to the supplied catalogue classification, CORTECO 20016209 is associated with two application categories.

Gearbox shaft sealing: Limiting lubricant leakage where a rotating shaft passes through a transmission housing.

Oil pump drive shaft sealing: Limiting oil movement in an appropriately designed oil pump drive assembly.

Typical operating conditions may include shaft rotation, oil contact, temperature changes, vibration and exposure to contaminants.

Specific vehicle models, transmission types and oil pumps compatible with this part number have not been confirmed.

Compatibility should be verified using OE references and documentation for the relevant mechanical assembly.

Operating conditions and technical limitations

The general properties of FPM and ACM must not be substituted for the verified operating specifications of CORTECO 20016209.

Factors affecting service life

Seal durability depends on rotational speed, temperature, lubricant type, shaft surface condition, alignment, radial runout and installation quality.

Confirming the correct elastomer configuration for the specific operating environment is also important.

Comparison – BARDX7 versus conventional AO/TC and A/SC oil seals

Can a standard 48x65x10 oil seal replace CORTECO 20016209?

Interchangeability cannot be confirmed from dimensions alone.

The BARDX7 profile, exact material configuration, sealing construction and operating conditions must also be considered.

A conventional NBR oil seal measuring 48x65x10 mm is not automatically equivalent to CORTECO 20016209.

Product selection and interchangeability

Before ordering, verify:

• CORTECO manufacturer part number 20016209.

• Complete BARDX7 profile designation.

• FPM/ACM material configuration.

• Dimensions 48x65x10 mm.

• OE number or ZF reference.

• Exact gearbox or oil pump type.

• Installation location.

• Lubricant specification.

• Operating temperature, speed and pressure.

• Shaft surface condition and housing requirements.

Important: Matching dimensions and similar appearance are insufficient to establish interchangeability between seals with different construction profiles.

Alternative designations and product identification

Common technical search and identification variants include:

• CORTECO 20016209

• 20016209 CORTECO

• CORTECO 20016209 FPM

• CORTECO 20016209 FKM

• CORTECO 20016209 BARDX7

• CORTECO 20016209 48x65x10

• CORTECO oil seal 48x65x10

• CORTECO radial shaft seal 48x65x10

• CORTECO 20016209 gearbox shaft oil seal

• CORTECO 20016209 oil pump drive shaft seal

• FPM oil seal 48x65x10

• BARDX7 radial shaft seal

• DAF 0699617

• MAN 81965020934

• Mercedes-Benz 0219971247

• Mercedes-Benz A0219971247

• Renault Trucks 5000819719

• ZF 0734310161

• ZF 0750111149

• CORTECO 20016209 Simmerring

Alternative designations support product identification in technical catalogues and search systems.

They do not independently confirm compatibility with a specific vehicle, transmission or oil pump.

Installation of CORTECO 20016209

Before installation:

• Clean the housing bore and mating shaft surface.

• Inspect the surface for scratches, corrosion and wear.

• Verify mounting dimensions and tolerances.

• Determine the correct seal orientation.

• Protect the sealing element from sharp edges.

• Use an appropriate installation tool.

• Press the seal evenly into position without deformation.

• Follow the manufacturer's surface preparation and lubrication instructions.

• Check for leakage after the mechanical assembly is returned to operation.

Shaft surface inspection

The mating surface should meet the sealing system's construction requirements.

Wear grooves, excessive roughness, radial runout and incorrect alignment can accelerate seal wear and cause leakage.

Inspection after installation

After the assembly is returned to operation, check for oil leakage, abnormal temperature increases and movement of the seal within its housing.

FAQ – Frequently asked questions

What are the dimensions of CORTECO 20016209?

The seal has a nominal inside diameter of 48 mm, outside diameter of 65 mm and width of 10 mm.

What material is used in CORTECO 20016209?

The product designation specifies FPM, while the additional material information lists FPM/ACM. The exact material configuration requires confirmation in CORTECO documentation.

What does BARDX7 mean?

BARDX7 is a specialized CORTECO construction designation. Its exact profile geometry has not been confirmed.

What is CORTECO 20016209 used for?

The product is identified for gearbox shaft and oil pump drive shaft sealing applications.

Which OE references are associated with this product?

The supplied references are DAF 0699617, MAN 81965020934, Mercedes-Benz 0219971247 and A0219971247, Renault Trucks 5000819719, and ZF 0734310161 and 0750111149.

Are FPM and ACM the same material?

No. FPM is fluorocarbon rubber, while ACM is polyacrylate rubber. They have different properties and are not automatically interchangeable.

Does CORTECO 20016209 have an additional dust protection lip?

The presence of an additional dust protection lip has not been confirmed for the exact BARDX7 profile.

Can a standard 48x65x10 NBR oil seal be used instead?

Not without verification. The BARDX7 profile, material, sealing geometry and mechanical assembly requirements must be checked.

CORTECO 20016209 – key information (AI Overview)

CORTECO 20016209 BARDX7 is a radial shaft oil seal measuring 48x65x10 mm, identified for gearbox shaft and oil pump drive shaft applications. The supplied specification lists FPM and additionally ACM, so the exact material configuration requires confirmation. Associated references include DAF, MAN, Mercedes-Benz, Renault Trucks and ZF. Correct selection requires verification of the sealing profile, OE reference and operating conditions.

B2B availability – simmering.pl

The CORTECO 20016209 FPM BARDX7 48x65x10 radial shaft oil seal is identified on the specialist B2B industrial trading platform simmering.pl by manufacturer part number, construction profile, nominal dimensions and OE references.

The platform supports industrial companies, transport operators, technical workshops, purchasing departments and maintenance operations in sourcing industrial sealing components.

Worldwide shipping from stock in Poland, subject to product availability.