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It is mainly responsible for closely contacting the clutch pressure plate with the clutch friction plate, thereby realizing the power transmission between the engine and the transmission.-truck clutch -Driven 81.30301-0560MAN clutch driven disc -The driven disc is one of the core components in the clutch system. It is located between the clutch pressure plate and the flywheel and plays the role of transmitting engine power.-Wheel bearings 43200-4M400-Wheel hub bearings are an important component used in cars, trucks and other mechanical equipment. They usually integrate inner and outer rings, balls and cages and are widely used in the rotation system of wheels. -43200-4M400-Automobile wheel bearingsDAC356437 DAC30540024-Automobile wheel hub bearings are key components that connect wheels to vehicle chassis. They are mainly responsible for supporting the rotation of wheels and bearing the impact force from the road and the weight of the vehicle.-DAC356437-Truck wheel bearings MAN 81934200342 - Wheel bearing-Truck wheel hub bearings are key components in truck wheel systems, mainly used to support wheel rotation and bear the heavy load of the vehicle. -MAN-Differential oil seal Toyota oil seal Mitsubishi oil seal 90311-T0066-Differential oil seals are specially designed for differential seals and are widely used in the transmission systems of cars, trucks and other vehicles. -TC skeleton oil seal direction oil seal hydraulic motor oil seal industrial oil seal-TC frame oil seal is a high-performance sealing product widely used in mechanical seals.-Half shaft oil seal Isuzu car oil seal wheel hub oil seal car oil seal90311-38020-Axle oil seals are sealing devices used in the drive systems of vehicles such as cars, trucks and engineering machinery.-Transmission oil seal MB161152 52810-45000 Oil Seal 70*112*10/18 Tby for Mitsubishi-The gearbox oil seal is a sealing element used in the gearbox of automobiles, engineering machinery and other industrial equipment.-Axle oil seal BPW117.5×158×17.5 OEM0256647400 trailer wheel hub oil seal-Axle seals are sealing products designed for axle components of vehicles such as cars, trucks, and engineering machinery.-Second shaft oil seal transmission oil seal MAN bridge oil seal-The dual-axis oil seal is a sealing product designed for dual-axis structures and is often used in parts of mechanical equipment that need to seal two shafts at the same time. It can prevent lubricating oil leakage and effectively prevent external pollutants, water and dust from entering the equipment, thereby protecting the normal operation of equipment components. -Fluorine rubber oil seal TC skeleton oil seal TG skeleton oil seal TG4 skeleton oil seal-Fluororubber oil seal is a high-performance oil seal using fluorine rubber (FKM) as the sealing material, designed to withstand high temperature, chemical corrosion and extreme working environment.-High pressure oil seal CR high-pressure oil seal 11640-High-pressure oil seals are a type of sealing element specifically used in high-pressure environments and are widely used in hydraulic systems, mechanical equipment, and other high-pressure working environments.-Skeleton oil seal Mechanical Seal Industry Seal DC Oil Seal 105*130*12-Frame oil seal is a sealing element commonly used in sealing applications such as hydraulic systems and mechanical equipment. -Through shaft oil seal United heavy truck differential oil seal 429-0005 Meichi Bridge oil seal-Through-shaft oil seals are a type of sealing product designed specifically for through-shafts and are widely used in the transmission shafts of automobiles, mechanical equipment, and industrial equipment.-oil seal-Cassette oil seal CASE 87415728, SEAL 150*180*14.5/16 NBR-Cassette oil seals are a kind of sealing product with a special appearance design, mainly composed of a metal shell and a rubber sealing lip.-Rear wheel oil seal 393-0148 - Voyager Drive Axle Wheel Oil Seal 52232-36891-Rear wheel oil seal is a seal designed for the rear wheel bearing of the car. 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Crankshaft oil seal 108*135*9 10813509L-Q CRANKSHAFT OIL SEAL

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The crankshaft oil seal is a sealing device specially used for crankshaft components in cars, trucks and industrial machinery.

Related Products

Product
Description

Specification

parameter

Production
Process

type

Application
Scenario

Features

01.

Product
Description

The crankshaft oil seal is a sealing device specially used for crankshaft components in cars, trucks and industrial machinery. Its main function is to prevent the leakage of lubricating oil inside the engine and prevent external pollutants (such as dust, dirt, moisture, etc.) from entering the engine. The crankshaft oil seal is an important part of the engine sealing system, ensuring a good seal between the crankshaft and other components, extending the service life and performance stability of the engine. The oil seal is generally made of high-performance rubber material with excellent high temperature resistance, oil resistance and wear resistance.

02.

Specification

Material	NBR (nitrile rubber), FKM (fluororubber), HNBR (hydrogenated nitrile rubber), etc.
Color	Black, blue, etc. (customized according to needs)
Size	Customized according to different vehicle models, engine and crankshaft specifications
Temperature range	-30℃ to +150℃ (high temperature type can reach +200℃)
Temperature resistance	Excellent high temperature resistance, suitable for sealing requirements in high temperature environments
Wear resistance	Strong wear resistance, suitable for long-term high-speed operation
Customized Design	Customized sizes, materials and designs are available depending on engine model and crankshaft characteristics.

03.

parameter

Inner diameter range

Usually from 20mm to 200mm, suitable for different crankshaft specifications

Outer diameter range

Designed according to crankshaft outer diameter and installation position

Thickness range

Common thickness is 5mm to 15mm, customization is supported

Operating temperature

-30℃ to +150℃ (high temperature type can reach +200℃)

Applicable media

Engine oil, lubricating oil, hydraulic oil, etc.

Rotation speed

Suitable for low to medium speed rotation applications, up to 15m/s

Pressure resistance

The pressure resistance is usually between 1MPa and 3MPa. Different pressure resistance performance can be provided according to customer needs.

04.

Production
Process

Metal frame manufacturing

The oil seal frame is made of high-strength metal or reinforced material to ensure the strength and durability of the oil seal.

Rubber molding

The oil seal frame is made of high-strength metal or reinforced material to ensure the strength and durability of the oil seal.

Vulcanization

The vulcanization process enhances the high temperature resistance, wear resistance and aging resistance of rubber, ensuring its stable operation in high temperature and high pressure environments.

Finishing and assembly

The sealing surface of the oil seal is precision machined to ensure the accuracy of the size and the sealing performance.

Quality Inspection

Each batch of oil seals undergoes rigorous testing to ensure that their high temperature resistance, oil resistance, and pressure resistance meet the standards.

Packaging and delivery

The products are cleaned and packaged to ensure their integrity during transportation.

Standard crankshaft oil seal

Suitable for crankshaft seals of general engines, with good sealing effect

High temperature crankshaft oil seal

High temperature resistant materials are selected, suitable for long-term high temperature working environment

Double lip crankshaft oil seal

Designed for corrosion-resistant environments and suitable for complex working conditions

Customized crankshaft oil seal

Provide customized size, material and design according to different engine models

type

06.

Application
Scenario

Automotive Industry

Used for sealing of automobile drive shafts, wheels, differentials and other parts to prevent oil leakage and protect internal systems

Industrial Equipment

Such as the sealing of gear boxes, hydraulic pumps, compressors and other equipment to ensure that lubricating oil does not leak

Engineering Machinery

Such as drive shaft seals for excavators, bulldozers and other equipment to protect transmission systems and bearings

Shipping industry

Used for ship gearbox and transmission shaft seals to retain oil and prevent external pollutants from entering

Agricultural machinery

Sealing systems for equipment such as tractors and harvesters

Mining machinery

Such as the sealing of mining vehicles and mining equipment to ensure the normal operation of the equipment

07.

Features

Strong high temperature resistance

The crankshaft oil seal can work stably in an environment up to +150℃ (high temperature type can reach +200℃)

Excellent sealing performance

Effectively prevents lubricating oil leakage and external pollutants from entering the engine system

Strong wear resistance

Adapt to the high frequency and high speed operation of the engine to ensure long-term use

Strong resistance to aging

Made of advanced rubber material, it has a long service life

Wide adaptability

Applicable to various types of engines and mechanical equipment, with good versatility

Reduce maintenance costs

Highly efficient sealing performance reduces equipment failure rate and maintenance frequency, reducing maintenance costs

Front wheel oil seal Bus wheel hub oil seal 526234 P07371 90×130×17

Double lip dustproof oil seal Oil Seal OEM 8-94101-493-0 Size 49*100*8/10 Isuzu

After-sales guarantee

Service response speed

Technical Support and Guidance

Product Repair and Replacement

Spare Parts Supply

Regular Inspections and Maintenance

Customer Training and Education

Global After-Sales Service Network

We promise to respond quickly within 24 hours after customers submit after-sales service requests. Whether it is product failure, technical consultation or quality issues, customers can get timely support from our team. The after-sales service platform we provide supports 24-hour communication, ensuring that customers can get in touch with us at any time.

We provide comprehensive technical support, including product installation, debugging, operation training, and troubleshooting. Our experienced team offers professional advice and solutions to ensure optimal product performance. For complex issues, we also provide remote diagnostics and on-site support.

For products within the warranty period or those with quality issues, we offer free repair or replacement services. Our repair services include fault diagnosis, part replacement, and system debugging to restore the product's original performance and minimize downtime.

We offer a full range of spare parts to ensure any component damage is promptly addressed. All parts meet factory standards and undergo strict quality testing to guarantee high quality and long-term stability.

We provide scheduled inspections and maintenance services based on customer needs. This includes performance assessments, component checks, seal inspections, and maintenance recommendations to prevent downtime and ensure optimal product performance.

To ensure efficient operation and maintenance, we offer professional training services. The training covers proper product use, daily maintenance, and handling common issues. We also provide regular workshops and online educational resources to help customers improve efficiency and reduce maintenance costs.

We have after-sales service centers in multiple countries and regions to meet the needs of customers worldwide. Our international service network offers local support, efficient logistics, and technical consultation to ensure seamless product integration and timely response globally.