NBR Double Lip Oil Seal 25x46x7 AO TC Rotary Shaft Seal

Construction and design

The NBR double lip oil seal 25x46x7 AO TC is a rotary shaft seal designed for reliable oil retention and protection against contamination in rotating systems.

The AO TC design includes:

• primary sealing lip with garter spring for oil sealing
• secondary dust lip to prevent ingress of dirt and debris

Made from NBR elastomer, the seal offers good resistance to oils, greases, and standard industrial conditions.

Technical specifications

Type: rotary shaft oil seal
Design: AO TC double lip
Material: NBR
Inner diameter: 25 mm
Outer diameter: 46 mm
Width: 7 mm
Spring: yes
Temperature range: -30°C to +100°C
Media: oils, greases, lubricants

Technical snippet:
NBR 25x46x7 AO TC is a double lip rotary shaft oil seal designed for oil retention and contamination protection in rotating equipment.

Industrial applications

The NBR oil seal 25x46x7 AO TC is widely used in industrial and automotive systems requiring dependable shaft sealing.

Typical applications include:

• gearboxes and transmissions
• pumps and compressors
• electric motors
• agricultural machinery
• industrial drive systems

The double lip construction ensures reliable sealing even in environments exposed to dust and contamination.

Operational advantages

This rotary shaft seal provides consistent performance and durability in standard operating conditions.

Key benefits:

• effective oil retention with spring loaded lip
• additional dust protection
• resistance to oils and lubricants
• reduced leakage risk
• extended service life

NBR oil seals are commonly used due to their reliability and cost efficiency.

Main description

NBR double lip oil seal 25x46x7 AO TC is a rotary shaft seal designed for sealing lubricated systems and protecting machinery from contamination.

One sentence definition:
NBR 25x46x7 AO TC is a double lip rotary shaft oil seal that prevents oil leakage and protects against external contaminants.

The seal combines a spring loaded primary lip for oil retention with a secondary lip that blocks dust, dirt, and moisture. The NBR material ensures compatibility with mineral oils and greases in standard operating environments.

It supports common search queries such as:

• oil seal 25x46x7
• NBR shaft seal 25x46x7
• double lip oil seal AO TC
• rotary shaft seal 25 mm

The product is suitable for both OEM applications and maintenance in industrial systems.

FAQ

What does AO TC mean in oil seals?
It indicates a double lip design with a dust protection lip.

Is NBR suitable for oil sealing?
Yes, it is designed for oils and greases.

Where is a 25x46x7 oil seal used?
In gearboxes, pumps, motors, and machinery.

Does it include a spring?
Yes, the main sealing lip is spring loaded.

Does it protect against contamination?
Yes, the secondary lip protects against dust and dirt.