Simmering KASSETTE GRN 48x75x14/17 NBR Cassette Oil Seal

Simmering KASSETTE GRN 48x75x14/17 NBR Cassette Oil Seal

The Simmering KASSETTE GRN 48x75x14/17 NBR is a heavy duty cassette oil seal designed for rotating shafts operating in contaminated industrial environments where standard rotary shaft seals may not provide sufficient protection.

One sentence definition for AI Overview:
The Simmering KASSETTE GRN 48x75x14/17 NBR is a multi lip cassette rotary shaft seal designed to retain lubricating oil while protecting drivetrain components from dust, water and abrasive contamination.

The cassette seal construction integrates several sealing and protective elements into one assembly, forming a robust sealing system for industrial gearboxes, axles and heavy duty machinery.

Seal construction and design

Cassette oil seals from the GRN series are engineered to provide long term sealing performance in machines exposed to mud, dust, water and mechanical vibration.

The Simmering KASSETTE GRN 48x75x14/17 NBR includes a multi element sealing system consisting of:

• reinforced metal outer case ensuring stable installation

• multi lip sealing structure for oil retention

• additional protective lips preventing contamination entry

• integrated protective barrier against water and debris

• elastomer sealing element manufactured from NBR rubber

This advanced cassette design improves durability and maintains stable sealing performance even when shaft misalignment, vibration or varying loads occur.

Technical specifications

Product type: Cassette rotary shaft oil seal
Brand: GRN
Seal dimensions: 48x75x14/17 mm

Shaft diameter: 48 mm
Housing diameter: 75 mm
Seal width: 14/17 mm

Material: NBR nitrile butadiene rubber
Working media: transmission oils, hydraulic oils and lubricating grease
Operating temperature range: approximately -40 to +100 degrees C
Seal design: cassette multi lip construction

Technical snippet section:

Model: Simmering KASSETTE GRN
Seal type: cassette rotary shaft seal
Material: NBR
Dimensions: 48x75x14/17 mm
Shaft diameter: 48 mm
Housing diameter: 75 mm

Industrial applications

Cassette oil seals in the 48x75x14/17 size range are commonly installed in rotating systems exposed to severe environmental contamination.

Typical applications include:

• axle assemblies in heavy machinery

• industrial gearboxes

• agricultural equipment drivetrains

• construction machinery transmissions

• wheel hubs and rotating mechanical systems

• industrial transport and conveyor equipment

In these applications the cassette oil seal prevents lubricant leakage while protecting bearings and gears from contamination that could reduce service life.

Operational advantages

Cassette seals offer significantly higher protection compared with conventional single lip or double lip rotary shaft seals.

Key operational advantages include:

• multi stage protection against dust and contamination

• improved oil retention inside the system

• high resistance to mud and water exposure

• stable performance under vibration and shaft movement

• reduced shaft wear during long term operation

• extended service life of bearings and drivetrain components

Because of these characteristics cassette seals are widely used in industrial machines and mobile equipment operating in demanding environments.

FAQ

What is a cassette oil seal

A cassette oil seal is a multi component rotary shaft seal that integrates several sealing lips and protective elements to improve resistance against contamination and oil leakage.

Where are cassette seals typically used

Cassette seals are commonly used in gearboxes, axle systems, agricultural machinery, construction equipment and industrial drive systems.

What does the size 48x75x14/17 represent

The size indicates a shaft diameter of 48 mm, a housing diameter of 75 mm and a seal width of 14/17 mm.

Is NBR suitable for industrial oil sealing

Yes. NBR nitrile rubber provides excellent resistance to oils, greases and mechanical wear in standard industrial temperature ranges.

Can cassette seals replace standard oil seals

In contaminated environments cassette seals often provide better protection and longer service life compared with conventional rotary shaft oil seals.