PTFE Carbon stainless steel spring U Seals Rotary seal

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$0.25 - $5.00 / Piece | 50 Piece/Pieces (Min. Order)
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Quick Details
Place of Origin:
Guangdong, China
Brand Name:
Model Number:
DL Seals
PTFE stainless steel
standard or nonstandard
red, black, brown,black white
U seal
Supply Ability
Supply Ability:
100000 Piece/Pieces per Week
Packaging & Delivery
Packaging Details
PEbag for inner packing and carton for the outside packing
Spring seals

Spring Energized Seals&Spring loaded Seals

DL Seals produces a full range of spring energized seals that are used in a wide range of applications. Spring energized seals can be produced for applications that present challenges to other conventional seal designs and no matter what the media a seal can be designed to fit the application. Common seal applications that call for spring loaded seals range from explosive decompression resistant seals or AED Seals, extreme temperature applications, high surface speeds, non-lubricated systems, Extreme pressure, Vacuum applications and more. A variety of spring designs can be used and the spring configuration is selected based on your application. Spring configurations such as helical spring energized seals, Slanted coil spring energized seals, U-Spring energized seals & V Spring energized seals are readily available or can be produced custom to your application. DL Seals can produce springs made from 301 Stainless Steel, 302 Stainless Steel, 304 Stainless Steel, 316 Stainless Steel, Alloy C-276 Beryllium Copper, Elgiloy and other Alloys.

Spring Energized Seals&Spring loaded Seals Data sheet
PTFE+Stainless steel spring,Peek+,POM,UHM ect
Working Temperature
-268°C (-450°F) to +316°C (+600°F)
Working Pressure
Vacuum up to 3448 bar (50,000 psi) • Low
Working Medium
 lubricating oil,oil,water,etc

Automotive and motorsport/Food processing equipment/landing gear actuation systems

Common Applications of Spring Energized Seals&Spring loaded Seals:

 Brakes • Fuel controls, pumps, valves • Gearboxes • Hydraulic systems • Mixers • APUs (Auxiliary Power Unit) • Scrapers across various platforms • Static seals in utility and landing gear actuation systems • Oxygen systems • Cryo coolers • Aircraft engines • Fuel control systems • Medical and laboratory instrumentations • Semiconductor processing equipment • Pumps, valves and compressors • Oilfield equipment • Automotive and motorsport • Food processing equipment

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Types of spring seal

DLseals Finger Spring Rotary Seal

Finger spring engineered seal are suited for sealing viscuous media as the load is applied to the edge of the sealing lips.

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 Helical Spring Rotary Seal

Helical spring engineered seal are suited for slow service, cold and vacuum service.

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Angled Coil Spring Rotary Seal with Flange

Angled coil engineered seals are suited for low friction, small inside diameter cross sections and best at compensating for tolerance variation, and overcoming jacket wear.

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Finger Spring with Elastomeric O ring Rotary Seal.

Finger spring engineered seal are suited for sealing viscuous media as the load is applied to the edge of the sealing lips. This seal replaces conventional oil seals where a housing incases the seal. The elastomeric feature provides outer diameter sealing and helps prevent outer diameter rotation.

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Spring seals images
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Our Company

For over 20 years,DLSEALS has specialized in the development and production of sealing systems which were used in the Metallurgical,Electrical,Auto, Engineering machinery, Light industrial machinery and Electrical appliance manufacturing industries. 

Our Advantage

1, Focus on the development and manufacture of seals for 20 years.
2, A great number standard parts in stock
3, Customized seasl service
4,CNC Machining Seals without mould cost ,fast dispatch.
5, All of seals the inner diameter from 0.2mm to 3500mm can be produced.
6, Seals solutions and technical support.
7, 24 hours online service.