Oil Seal Just in One Place - The Ultimate Solutions

Looking for an Oil seal Radial Rotary Seal supplier? This ultimate guide will help you understand everything about wholesaling high-quality Oil seal and sealing solutions.

About

Hi, I’m Serena from  Hengoseal, an oil seal supplier in China. We specialize in providing oil seals. With over 10 years of experience, we ensure top-notch sealing solutions that meet your needs.

We provide

rotary shaft seals

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Why Purchase Oil seal from Us?

Choosing the right oil seal supplier is crucial for ensuring long-lasting and leak-proof performance.

high-pressure oil seals

Here are a few reasons why you should consider purchasing from us:

Want to know how we can do business? Let’s talk!

Types of Oil Seals

Hengoseal specializes in high-quality oil seals in bulk. Here are some of the popular oil seal types that our clients love

oil seals by size

Oil Seal Type Material Inner Diameter (mm) Outer Diameter (mm) Thickness (mm)
TG4 Skeleton Oil Seal NBR/FKM 10 to 300 20 to 400 4 to 20
Split Opening Skeleton Oil Seal NBR/FKM 15 to 250 30 to 420 5 to 15
K Type Skeleton Oil Seal FKM 12 to 280 25 to 450 6 to 18
EC End Cap NBR 20 to 350 40 to 500 5 to 12
DKB Skeleton Dust Seal NBR 18 to 300 35 to 480 3 to 10
GA Skeleton Dust Seal NBR 25 to 320 45 to 500 4 to 14
VD Seal NBR/FKM 10 to 280 22 to 400 5 to 12
VS Seal NBR/FKM 15 to 250 30 to 420 6 to 18
Z Type Seal NBR 12 to 280 25 to 450 6 to 18
J Type Skeleton-Free Oil Seal NBR 20 to 300 40 to 500 5 to 12
Y Type Molding Seal NBR/FKM 18 to 280 35 to 480 3 to 10
TCV High-Pressure Oil Seal NBR/FKM 25 to 320 45 to 500 4 to 14

Estimated Oil seal Price

high-pressure oil seals

Standard Oil Seals (NBR/FKM): $0.50 – $5.00 per unit

5/5
Kristy Brooks
TCV TCN BABSL Oil seal

High-Pressure Seals: $2.00 – $10.00 per unit

5/5
Jason Mark
Rotary Dust Seals

Custom Orders: Prices vary based on specifications.
or bulk orders, discounted pricing is available.

5/5
Barbara Simonds

Oil Seal

Estimated Manufacturing and Shipping Times

Our streamlined process guarantees quick turnaround times while maintaining superior sealing performance for all applications.

Manufacturing Time

1-5 business days (depending on order volume).

Custom Orders

Delivery time can be 5-10 business days for highly customized products.

Shipping Time

Typically 7-14 days for international orders, depending on your location.

Our promise

We are committed to providing quick and reliable service, ensuring your Oil seals are delivered in the shortest time possible without compromising on quality.

The Whole Process of Oil Seal Production

We work efficiently to deliver high-quality Oil seals on time. Here’s a breakdown of the whole production process:

Production

Design and Manufacturing Time

We use high-quality NBR, FKM, and other elastomers to mold oil seals according to specifications.

test equipment

Quality Control and Testing

Every batch undergoes rigorous leak-proof, pressure, and durability tests to ensure performance.

O RING SEAL SHIP

Packaging and Shipping

All seals are securely packed to prevent damage and shipped via trusted logistics partners.

Sealing Solutions

Customization and Adjustments

For specialized applications, we modify size, material, and design as needed.

Oil seal you need to know

What is an oil seal and how does it work?

An oil seal, also known as a shaft seal or rotary seal, is a critical component used in machinery and automotive systems to prevent lubricant leakage and block contaminants like dust, dirt, and moisture. It works by forming a tight barrier around rotating shafts, ensuring smooth operation and extended equipment life.

How to choose the right oil seal for my application?

Selecting the right oil seal depends on several factors: Operating Speed & Pressure – Choose a seal rated for your system’s RPM and pressure levels. Material Compatibility – NBR oil seals are great for general applications, while FKM oil seals resist high temperatures and chemicals. Seal Type – Use dual-lip seals for extra dust protection and high-pressure seals for hydraulic systems.

How long do oil seals last, and how can I extend their lifespan?

The lifespan of an oil seal varies based on operating conditions, but they generally last 3-5 years. To extend longevity: Use the right material for your application (NBR for standard use, FKM for high-temperature conditions). Ensure proper installation to avoid damage or leakage. Lubricate appropriately to prevent premature wear. Inspect regularly for signs of cracks, hardening, or leakage, and replace if necessary.

What are the different types of oil seals?

There are several types of oil seals, each designed for different applications: TC Oil Seal – Dual-lip design for enhanced sealing and dust protection. TG4 Skeleton Oil Seal – Used in high-speed rotating shafts. Split Opening Oil Seal – Easy installation without disassembling machinery. K Type Oil Seal – Ideal for high-temperature and high-pressure environments. TCV High-Pressure Oil Seal – Designed for hydraulic and industrial applications.

What materials are oil seals made of, and which one is best?

Oil seals are typically made from: NBR (Nitrile Rubber) – Affordable and resistant to oil and grease, suitable for general industrial use. FKM (Fluorocarbon Rubber) – Withstands high temperatures and chemicals, ideal for automotive and hydraulic systems. PTFE (Teflon Oil Seal) – Used in extreme conditions with aggressive chemicals and high speeds. Choosing the best oil seal material depends on temperature, pressure, and fluid compatibility.

Where can I buy high-quality oil seals at wholesale prices?

For wholesale oil seals, choose a supplier that offers: High-quality NBR/FKM materials for durability. Custom sizes tailored to your requirements. Fast delivery with a 3-day production time for urgent orders. Competitive factory pricing with low MOQ.

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