Performance Optimization: A Guide to Radial Shaft Seals with Low Friction Coefficients and High Compressive Strength

Versatile – Uncompromisingly airtight

Radialwellendichtring Typ A

Design Type A

The sealing lip is aligned with the direction of press-fit.

Application: Standard, simple sealing points.

Installation Instructions

Installation Steps

Measurement Chart

PK Version

Order Information

  • Shaft Seal Type A
  • Shaft Diameter d1
  • Bore Diameter d2
  • Shaft Seal Width b1
  • Sleeve Material
  • Support Piece Material
  • Operating Temperature
  • Pressure (Standard up to 10 bar)
  • Circumferential Speed (up to 32 m/s)
Radialwellendichtring Typ B

Design Type B

The sealing lip faces away from the direction of press-fit.

Application: Standard, simple sealing points.

Installation Instructions

Installation Steps

Dimension List

PK Version

Ordering Information

  • Shaft Seal Type B
  • Shaft Diameter d1
  • Bore Diameter d2
  • Shaft Seal Width b1
  • Sleeve Material
  • Support Piece Material
  • Operating Temperature
  • Pressure (Standard up to 10 bar)
  • Peripheral Speed (up to 32 m/s)
Radialwellendichtring Typ AB

Design Type AB

The sealing lips are aligned with the direction of press-fit.

Application: Sealing compressed air and gases; sealing in difficult-to-reach areas with minimal grease.

Installation Instructions

Installation Steps

Dimension List

PK Version

Ordering Information

  • Shaft Seal Type AB
  • Shaft Diameter d1
  • Bore Diameter d2
  • Shaft Seal Width b1
  • Sleeve Material
  • Support Piece Material
  • Operating Temperature
  • Pressure (Standard up to 10 bar)
  • Peripheral Speed (up to 32 m/s)
Radialwellendichtring Typ AC

Design Type AC

The sealing lips are aligned in the same direction as the press-fit direction and in the opposite direction.

Application: Proper separation of two media.

Installation Instructions

Installation Steps

Dimension Chart

PK Version

Ordering Information

  • AC-Type Shaft Seal
  • Shaft Diameter d1
  • Bore Diameter d2
  • Shaft Seal Width b1
  • Sleeve Material
  • Support Piece Material
  • Operating Temperature
  • Pressure (Standard up to 10 bar)
  • Peripheral Speed (up to 32 m/s)
Radialwellendichtring Typ BC

Design type BC

The sealing lips face in the opposite direction to the press-in direction.

Application: Sealing of compressed air and gases, sealing of difficult, low-lubrication sealing points.

Assembly Instruction

Installation Step by Step

Dimension list

PK Design

Required Ordering Information

  • Radial shaft seal type BC
  • Shaft diameter d1
  • Diameter of bore d2
  • Width of radial shaft seal b1
  • Material of collar
  • Material of supprot ring
  • Working temperature
  • Pressure (standard up to 10 bar)
  • Peripheral Speed (up to 32 m/s)

Narrow series, single-lip or double-lip. Maximum sealing performance—even in the tightest installation spaces

Radialwellendichtring Typ A-SF

Design Type A-SF

Can be pressed in from either direction.

Application: Slim design for tight installation spaces, for pressures up to 15 bar.

Installation Instructions

Installation Steps

Dimension Chart

PK Version

Ordering Information

  • Shaft Seal Type A-SF
  • Shaft Diameter d1
  • Bore Diameter d2
  • Shaft Seal Width b1
  • Sleeve Material
  • Support Piece Material
  • Operating Temperature
  • Pressure (Standard up to 10 bar)
  • Peripheral Speed (up to 32 m/s)
Radialwellendichtring Typ B-SF

Design Type B-SF

Can be pressed in from either direction.

Application: Slim design for tight installation spaces, for pressures up to 15 bar.

Installation Instructions

Installation Steps

Dimension Chart

PK Version

Ordering Information

  • Shaft Seal Type B-SF
  • Shaft Diameter d1
  • Bore Diameter d2
  • Shaft Seal Width b1
  • Sleeve Material
  • Support Piece Material
  • Operating Temperature
  • Pressure (Standard up to 10 bar)
  • Peripheral Speed (up to 32 m/s)
Radialwellendichtring Typ B-SF

Design Type AB-SF

Can be pressed in from either direction.

Application: Slim design for tight installation spaces, for pressures up to 15 bar.

Installation Instructions

Installation Steps

Dimension Chart

PK Version

Ordering Information

  • Shaft Seal Type AB-SF
  • Shaft Diameter d1
  • Bore Diameter d2
  • Shaft Seal Width b1
  • Sleeve Material
  • Support Piece Material
  • Operating Temperature
  • Pressure (Standard up to 10 bar)
  • Peripheral Speed (up to 32 m/s)
Radialwellendichtring Typ B-SF

Design Type AC-SF

Can be pressed in either direction.

Application: Slim design for tight installation spaces, for pressures up to 15 bar.

Installation Instructions

Installation Steps

Dimension Chart

PK Version

Ordering Information

  • Shaft Seal Type AC-SF
  • Shaft Diameter d1
  • Bore Diameter d2
  • Shaft Seal Width b1
  • Sleeve Material
  • Support Piece Material
  • Operating Temperature
  • Pressure (Standard up to 10 bar)
  • Peripheral Speed (up to 32 m/s)

Compact design – ideal for challenging installation situations

Radialwellendichtring Typ B-SF

Design Type C-A

The sealing lip is aligned with the direction of press-fit.

Application: Standard, simple sealing points.

Installation Instructions

Installation Steps

Dimension Chart

PK Version

Ordering Information

  • Shaft Seal Type C-A
  • Shaft Diameter d1
  • Bore Diameter d2
  • Shaft Seal Width b1
  • Sleeve Material
  • Support Piece Material
  • Operating Temperature
  • Pressure (Standard up to 10 bar)
  • Peripheral Speed (up to 32 m/s)
Radialwellendichtring Typ B-SF

Design Type C-B

The sealing lip faces away from the direction of press-fit.

Application: Standard, simple sealing points.

Installation Instructions

Installation Steps

Dimension Chart

PK Version

Ordering Information

  • Shaft Seal Type C-B
  • Shaft Diameter d1
  • Bore Diameter d2
  • Shaft Seal Width b1
  • Sleeve Material
  • Support Piece Material
  • Operating Temperature
  • Pressure (Standard up to 10 bar)
  • Peripheral Speed (up to 32 m/s)
Radialwellendichtring Typ B-SF

Design Type C-AB

The sealing lips face away from the direction of press-fit installation.

Can be pressed in from either side.

Application: Sealing compressed air and gases; sealing in difficult-to-reach areas with minimal grease.

Installation Instructions

Installation Steps

Dimension Chart

PK Version

Ordering Information

  • Shaft Seal Type C-AB
  • Shaft Diameter d1
  • Bore Diameter d2
  • Shaft Seal Width b1
  • Sleeve Material
  • Support Piece Material
  • Operating Temperature
  • Pressure (Standard up to 10 bar)
  • Peripheral Speed (up to 32 m/s)
Radialwellendichtring Typ B-SF

Design Type C-AC

The sealing lips are aligned in the same direction as the press-fit direction and in the opposite direction.

Application: Proper separation of two media.

Installation Instructions

Installation Steps

Dimension Chart

PK Version

Ordering Information

  • Shaft Seal Type C-AC
  • Shaft Diameter d1
  • Bore Diameter d2
  • Shaft Seal Width b1
  • Sleeve Material
  • Support Piece Material
  • Operating Temperature
  • Pressure (Standard up to 10 bar)
  • Peripheral Speed (up to 32 m/s)

Replacement for DIN 3760 oil seal / hub seal:
Precision fit on the hub seat – for long-term, leak-free operation

Radialwellendichtring Typ A

Type BX design. Compatible with DIN 3760

The sealing lip is oriented in the same direction as or opposite to the press-fit direction.

The seal can be equipped with or without a dust lip. It can also be used as a replacement for seals conforming to DIN 3760.

Installation Instructions

Installation Steps

Dimension Chart

PK Version

Ordering Information

  • Shaft Seal Type BX
  • Shaft Diameter d1
  • Bore Diameter d2
  • Shaft Seal Width b1
  • Sleeve Material
  • Support Piece Material
  • Operating Temperature
  • Pressure (Standard up to 10 bar)
  • Peripheral Speed (up to 32 m/s)
Bauform Typ NBD

Design Type NBD

The seal is securely mounted on the shaft and provides a permanently reliable seal for the rotating hub.

Installation Instructions

Installation Steps

Dimension Chart

PK Version

Ordering Information

  • Shaft Seal Type NBD
  • Shaft Diameter d1
  • Bore Diameter d2
  • Shaft Seal Width b1
  • Sleeve Material
  • Support Piece Material
  • Operating Temperature
  • Pressure (Standard up to 10 bar)
  • Peripheral Speed (up to 32 m/s)

Sealing Ring Installation Video