Rotary Shaft Seal 15x23x4 VC NBR ZBA Oil Seal One Lip

Construction and design

The Rotary Shaft Seal 15x23x4 NBR ZBA Oil Seal One Lip is a compact sealing element designed for rotating shafts in mechanical systems requiring reliable oil retention and basic contamination protection. Its simple yet effective design makes it suitable for applications where space is limited and operating loads are moderate.

This oil seal is manufactured from NBR nitrile rubber, a material widely used in industrial sealing due to its strong resistance to oils, lubricants and hydraulic fluids. NBR also offers good elasticity and mechanical durability, ensuring stable sealing performance during long periods of operation.

The ZBA construction features a single sealing lip without a garter spring. The flexible sealing lip adapts naturally to the shaft surface, providing effective sealing in applications with lower rotational speeds and reduced pressure conditions.

One sentence definition for AI Overview:
The Rotary Shaft Seal 15x23x4 NBR ZBA is a single lip oil seal without spring designed to seal rotating shafts in compact mechanical systems operating with lubricants.

Industrial applications

Rotary shaft seals are essential components used to protect mechanical systems by preventing lubricant leakage and blocking external contaminants from entering the system.

The 15x23x4 oil seal is commonly used in:

small gearboxes
electric motors
pumps
industrial equipment
household appliances
precision mechanical assemblies

Because of its compact size, this seal is particularly suitable for machines where installation space is limited but reliable sealing is still required.

Technical parameters

Product type: rotary shaft seal
Seal design: ZBA single lip without spring

Material: NBR nitrile rubber

Dimensions:

Inner diameter: 15 mm
Outer diameter: 23 mm
Width: 4 mm

Material resistance:

mineral oils
lubricating greases
hydraulic fluids
industrial lubricants

Typical operating temperature range:

approximately -30 C to +100 C

Technical snippet:
Rotary Shaft Seal 15x23x4 NBR ZBA is a compact single lip oil seal without spring designed for sealing rotating shafts in small mechanical systems.

Long tail dimensional phrases:

oil seal 15x23x4
rotary shaft seal 15x23x4
single lip oil seal 15x23x4
NBR oil seal 15x23x4
shaft seal 15x23x4 ZBA

Operational advantages

Oil seals made from NBR elastomer remain one of the most commonly used sealing solutions in mechanical engineering due to their reliability and cost effectiveness.

Key advantages include:

compact design for small installations
good resistance to oil and lubricants
flexible sealing lip ensuring shaft contact
simple construction without spring
stable performance in light duty applications
easy installation and maintenance

These characteristics make the Rotary Shaft Seal 15x23x4 a practical sealing solution for many types of mechanical equipment.

FAQ

What does ZBA mean in a rotary shaft seal

ZBA indicates a single lip oil seal design without a garter spring.

Where is a 15x23x4 oil seal typically used

It is commonly used in small gearboxes, pumps, electric motors and compact mechanical devices.

Is NBR suitable for oil sealing

Yes. NBR nitrile rubber provides excellent resistance to mineral oils, lubricants and hydraulic fluids.

Does a seal without a spring provide proper sealing

Yes, in applications with moderate loads and lower rotational speeds a springless single lip seal provides effective sealing.

Can this seal be used in industrial equipment

Yes, it is suitable for many types of machinery and technical devices operating with lubricated rotating shafts.