The 14x20x5 NBR AO/TC rotary shaft oil seal is a high-quality sealing solution for industrial rotating equipment. Its double lip construction, spring-loaded sealing element and durable NBR material provide dependable lubricant retention and contamination protection. Suitable for OEM replacement, industrial maintenance and machine rebuilding, it is an excellent choice for manufacturers, maintenance departments and B2B customers requiring reliable sealing performance and fast product availability.
Warehouse and Store:
Lublin, Smoluchowskiego 1 Street, Building 4
24h Shipping - Fast Order Fulfillment
Available from stock in Poland for fast delivery throughout the European Union.
The 14x20x5 NBR AO/TC rotary shaft oil seal is designed to provide reliable sealing of lubricated rotating shafts while protecting machinery against dust, moisture and external contaminants. Featuring a double lip construction with a spring-loaded primary sealing lip and an auxiliary dust lip, this seal delivers excellent oil retention and extended service life in dynamic operating conditions. Manufactured from high-quality NBR (Nitrile Butadiene Rubber), it offers excellent resistance to mineral oils, greases and common industrial lubricants. Its compact 14x20x5 mm dimensions make it suitable for gearboxes, electric motors, pumps, reducers, agricultural equipment and a wide variety of industrial machinery. The AO/TC design represents one of the most widely used radial shaft seal profiles for OEM manufacturing and industrial maintenance.
The 14x20x5 AO/TC rotary shaft seal is developed for rotating equipment requiring dependable lubricant retention and contamination protection.
Typical applications include:
The AO/TC design belongs to the family of radial rotary shaft seals with integrated dust protection.
Key design features include:
Industry-related entities naturally associated with this product include:
The seal is manufactured from premium NBR (Nitrile Butadiene Rubber), providing excellent resistance to mineral oils, greases and petroleum-based lubricants. The integrated garter spring maintains constant sealing force on the rotating shaft, while the auxiliary dust lip prevents dirt, dust and moisture from entering the system. The rubber-covered outer diameter improves housing sealing and installation stability. The typical operating temperature range is approximately -30 C to +100 C.
Type: Rotary Shaft Oil Seal AO/TC
Material: NBR (Nitrile Butadiene Rubber)
Design: Double lip, spring-loaded primary lip, auxiliary dust lip, rubber covered outside diameter, steel reinforcement
Inner Diameter: 14 mm
Outer Diameter: 20 mm
Width: 5 mm
Temperature Range: Approximately -30 C to +100 C
Application: Gearboxes, electric motors, pumps, reducers, industrial machinery, agricultural equipment, rotating drive systems
Industrial customers select the 14x20x5 AO/TC oil seal because it combines reliable sealing performance with broad equipment compatibility.
Suitable for:
This rotary shaft seal is widely supplied to:
A rotary shaft oil seal is a precision sealing component designed to retain lubricants while preventing dust, moisture and contaminants from entering rotating machinery, making it essential for gearboxes, pumps, electric motors and industrial drive systems.
AO/TC refers to a double lip rotary shaft seal with a spring-loaded primary sealing lip and an additional dust lip for improved contamination protection.
Yes. NBR is the most commonly used sealing material for mineral oils, greases and petroleum-based lubricants.
The spring-loaded sealing lip should always face the lubricant or fluid that must be retained inside the equipment.
Yes. It is widely used in industrial gearboxes, speed reducers, pumps and electric motors.
No. The secondary lip primarily protects the main sealing lip by preventing dirt, dust and moisture from entering the sealing area.
You might also like
The 14x20x5 NBR AO/TC rotary shaft oil seal is a high-quality sealing solution for industrial rotating equipment. Its double lip construction, spring-loaded sealing element and durable NBR material provide dependable lubricant retention and contamination protection. Suitable for OEM replacement, industrial maintenance and machine rebuilding, it is an excellent choice for manufacturers, maintenance departments and B2B customers requiring reliable sealing performance and fast product availability.
Warehouse and Store:
Lublin, Smoluchowskiego 1 Street, Building 4
24h Shipping - Fast Order Fulfillment
Available from stock in Poland for fast delivery throughout the European Union.
