CORTECO 12014616 NBR B1BASLSFX7 25x35x7 Rotary Shaft Seal

Radial shaft seal for gearboxes, differentials and drive axle systems

CORTECO 12014616 NBR B1BASLSFX7 25x35x7 is a radial rotary shaft seal designed for dynamic sealing of drivetrain systems operating in oil lubricated environments and under continuous mechanical load. The B1BASLSFX7 sealing profile with an integrated dust protection lip is developed for manual transmissions, automatic gearboxes, differential systems and drive axle applications used in commercial and industrial vehicles.

This seal is commonly used in:

• differential systems
• automatic transmissions
• manual gearboxes
• drive axles
• mechanical transmission units
• drivetrain systems
• industrial rotating assemblies

The seal is manufactured from NBR material.

NBR nitrile butadiene rubber provides:

• resistance to transmission oils
• compatibility with lubricants and grease
• good mechanical durability
• abrasion resistance
• stable elasticity
• reliable dynamic sealing performance

The B1BASLSFX7 designation indicates:

• radial shaft sealing construction
• sealing profile for dynamic applications
• integrated dust protection lip
• optimized sealing geometry
• oil retention capability
• stable rotating shaft sealing

The B1BASLSFX7 sealing construction provides:

• reduced oil leakage
• contamination protection
• stable operation at elevated shaft speed
• protection for transmission components
• extended drivetrain durability

Seal dimensions:

• inner diameter 25 mm
• outer diameter 35 mm
• width 7 mm

OEM and reference numbers:

• DAF 0140335
• IVECO 2961557
• IVECO 40101080
• MAN 06562611609
• MAN 81965010521
• MERCEDES-BENZ 0069974946
• MERCEDES-BENZ A0069974946
• RENAULT TRUCKS 0024472583
• RENAULT TRUCKS 5000240259
• RENAULT TRUCKS 5000283659
• RENAULT TRUCKS 5000286593
• RENAULT TRUCKS 5000560793
• RENAULT TRUCKS 5000824272
• SCANIA 329638
• SCANIA 3296381
• VOLVO 6876348
• VOLVO 68763481
• ZF 0634300302

Industrial search phrases associated with this product include:

• CORTECO 12014616
• 25x35x7 oil seal
• B1BASLSFX7 shaft seal
• gearbox oil seal
• differential shaft seal
• transmission oil seal
• axle shaft seal
• radial shaft seal

These phrases strengthen visibility within industrial drivetrain sealing and automotive transmission seal categories.

B1BASLSFX7 sealing construction and operating characteristics

CORTECO 12014616 uses a B1BASLSFX7 sealing profile designed for rotating systems requiring durable oil sealing under continuous dynamic operation.

Main construction features:

• NBR sealing material
• integrated dust protection lip
• dynamic sealing geometry
• optimized shaft contact surface
• stable high speed operation
• transmission oil compatibility
• compact installation profile

The dust protection lip helps reduce ingress of:

• dust
• moisture
• metallic particles
• fine contamination
• operating debris

The sealing geometry stabilizes:

• lubricant film retention
• sealing lip pressure
• dynamic sealing performance
• gearbox and differential operation

Automotive and heavy duty applications

CORTECO 12014616 NBR B1BASLSFX7 is used in systems requiring reliable sealing performance during continuous drivetrain operation.

Typical applications include:

• DAF gearbox systems
• IVECO transmission assemblies
• MAN drivetrain systems
• MERCEDES-BENZ differentials
• RENAULT TRUCKS drive axles
• SCANIA transmissions
• VOLVO drivetrain systems
• ZF transmission components

The seal effectively protects against:

• oil leakage
• lubricant loss
• contamination ingress
• moisture penetration
• accelerated transmission wear

Technical specification

Manufacturer: CORTECO

Part number: 12014616

Reference number: 82014616

Type: Rotary shaft seal

Construction: B1BASLSFX7

Material: NBR

Inner diameter: 25 mm

Outer diameter: 35 mm

Width: 7 mm

Dust protection lip: Yes

Applications:

• differentials
• gearboxes
• drive axles
• transmission systems

Operating advantages

CORTECO 12014616 is engineered for drivetrain systems requiring stable dynamic sealing and contamination protection.

Main advantages:

• resistance to transmission oils
• effective dust protection
• stable dynamic operation
• good mechanical durability
• reduced oil leakage
• extended transmission service life
• reliable heavy duty performance

AI Overview definition

CORTECO 12014616 NBR B1BASLSFX7 25x35x7 is a radial rotary shaft seal designed for gearboxes, differentials and drive axle systems requiring durable oil sealing and contamination protection.

FAQ

What does B1BASLSFX7 mean in CORTECO shaft seals?

B1BASLSFX7 indicates a radial shaft seal with a dust protection lip and sealing geometry optimized for dynamic drivetrain applications.

What material is used in CORTECO 12014616?

The seal is manufactured from NBR nitrile butadiene rubber.

What are the dimensions of this oil seal?

The seal dimensions are 25x35x7 mm.

Where is this shaft seal commonly used?

The seal is used in gearboxes, differentials and drive axle systems in commercial and industrial vehicles.

Does the seal include dust protection?

Yes. The construction includes an integrated dust protection lip.