10 best lip seals
Lip seals, also known as rotary shaft seals or oil seals, are essential components used in various industrial applications, particularly in the fields of hydraulics, pneumatics, and plumbing. These seals play a critical role in preventing the leakage of fluids, such as oil or hydraulic fluid, and protecting machinery from contaminants. Here's what you need to know about lip seals:
Design and Structure: Lip seals are typically made of flexible materials such as rubber, elastomers, or synthetic compounds. They have a cylindrical or conical shape with a flexible lip that makes contact with the rotating shaft.
Sealing Function: The primary function of a lip seal is to create a barrier between a rotating or reciprocating shaft and its housing or bore. This barrier prevents the escape of fluids and the ingress of contaminants like dust, dirt, and moisture.
Applications: Lip seals are used in a wide range of industrial applications, including hydraulic systems, pneumatic systems, automotive engines, pumps, gearboxes, and various machinery that involve rotating or reciprocating shafts.
Installation: Installing a lip seal involves placing it in a housing or bore and ensuring that the lip makes contact with the rotating or reciprocating shaft. Proper installation is crucial to achieving an effective seal.
Types: There are various types of lip seals designed for specific applications. Some common types include single-lip seals, double-lip seals (for added sealing security), and spring-loaded lip seals (which maintain constant contact with the shaft).
Material Selection: The choice of material for a lip seal depends on factors like the type of fluid being sealed, temperature, pressure, and environmental conditions.Different materials offer varying levels of chemical resistance, temperature resistance, and durability.
Maintenance: Lip seals require regular inspection and replacement as part of routine maintenance. Over time, the lip may wear down, and the seal's effectiveness may decrease, leading to potential leaks.
Seal Failure: When lip seals fail, they can result in fluid leakage, contamination of machinery components, and reduced efficiency or performance. Identifying and addressing seal failure promptly is crucial to prevent damage to equipment.
Custom Solutions: In some cases, custom-designed lip seals may be required to meet specific application requirements, such as non-standard shaft sizes or extreme operating conditions.
Seal Manufacturers: Various manufacturers produce lip seals, and the choice of supplier depends on factors like product quality, availability, and compatibility with your equipment.
In summary, lip seals are vital components in industrial settings, ensuring the integrity of hydraulic, pneumatic, and plumbing systems by preventing fluid leaks and protecting machinery from contaminants. Proper selection, installation, and maintenance of lip seals are essential for efficient and reliable system operation.
Below you can find our editor's choice of the best lip seals on the market
EAI Oil Seal 0.500"x1.000"x0.250" TC Double Lip w/Spring. 1/2"x1"x1/4" Metal Case w/NBR Coating
EAI Parts
Product description
ENJOY SMOOTH MACHINE PERFORMANCE WITH LESS LEAKAGES AND BREAKDOWNS
In machine components, leakages can lead to intermixture of different mediums or lead to harmful contaminants entering your machinery. That is why a shaft oil seal is an essential component of your delicate machine.
Made for superior sealing performance, this oil seal utilizes a rubber cover for stable seal ability and tight fit, an internal metal case reinforcement for improved rigidity on the seal, and a steel garter spring for constant pressure on the shaft for effective sealing.
This rubber oil seal promises to keep out dirt and other contaminants from outside while avoiding leakage of lubricants or chemicals due to hydrodynamic pumping effect.
Key Features You Will LoveWhy Choose Us?
At EAI we specialize in providing high quality parts and products that’s are manufactured in accordance with OEM specifications and tested for optimum performance and durability.
If for some reason you’re not entirely pleased with your purchase, please don’t hesitate to contact our customer care department for satisfactory solution.
Seal Off Spills and Dirt! Protect Your investment! Click Add to Cart NOW!- !!SAME BUSINESS DAY SHIPPING!! SUPERIOR QUALITY and DURABILITY: EAI oil seals are engineered with sturdy carbon steel spring and high strength nitrile rubber for reliable and long-lasting performance. The rubber cover seal is lightweight and not easy to age
- SEAL OFF LEAKAGE and DIRT: No more getting stressed up by spills from your rotary elements! Crafted with rubber, garter spring, and inner metal case, this inch nitrile oil seal effectively prevents the leakage of lubricants and prevents the entry of dust and dirt into your precious machine.
- DIMENSION: Featured size of 12.7mm x 25.4mm x 6.35mm. The perfect double lip oil seal for autos, motorcycle crankshafts, camshafts, axle shafts, machinery, water pumps, valves, front and rear wheels, and vehicle engines.
- HIGH-TEMPERATURE RESISTANCE: With its 70A Nitrile Butadiene Rubber cover material design, this spring loaded inch rotary shaft will withstand temperatures from -40℉ to 248℉
- HYDROCARBON FLUIDS: Engineered for the hydrocarbon fluids sealing environment, this 0.5"x1"x0.25" TC oil seal boosts a good resistance to grease, mineral oil, hydraulic fluids, and petroleum oil. What more, this seal has low swelling in water, ensuring long term use.
SKF 13711 LDS & Small Bore Seal, R Lip Code, HM18 Style, Inch, 1.375" Shaft Diameter, 2.328" Bore Diameter, 0.406" Width
SKF
Product description
SMALL BORE SEALS
- The package length is 6.35 centimeters
- The package height is 1.27 centimeters
- The package width is 6.604 centimeters
- Package Weight : 0.05 pounds
EAI Oil Seal 35mm X 72mm X 10mm TC Double Lip w/Spring. Metal Case w/Nitrile Rubber Coating
EAI Parts
Product description
ENJOY SMOOTH MACHINE PERFORMANCE WITH LESS LEAKAGES AND BREAKDOWNS
In machine components, leakages can lead to intermixture of different mediums or lead to harmful contaminants entering your machinery. That is why a shaft oil seal is an essential component of your delicate machine.
Made for superior sealing performance, this oil seal utilizes a rubber cover for stable seal ability and tight fit, an internal metal case reinforcement for improved rigidity on the seal, and a steel garter spring for constant pressure on the shaft for effective sealing.
This rubber oil seal promises to keep out dirt and other contaminants from outside while avoiding leakage of lubricants or chemicals due to hydrodynamic pumping effect.
Key Features You Will LoveWhy Choose Us?
At EAI we specialize in providing high quality parts and products that’s are manufactured in accordance with OEM specifications and tested for optimum performance and durability.
If for some reason you’re not entirely pleased with your purchase, please don’t hesitate to contact our customer care department for satisfactory solution.
Seal Off Spills and Dirt! Protect Your investment! Click Add to Cart NOW!- !!SAME BUSINESS DAY SHIPPING!! SUPERIOR QUALITY and DURABILITY: EAI oil seals are engineered with sturdy carbon steel spring and high strength nitrile rubber for reliable and long-lasting performance. This 35mm ID rubber cover seal is lightweight and not easy to age.
- SEAL OFF LEAKAGE and DIRT: No more getting stressed up by spills from your rotary elements! Crafted with rubber, garter spring, and inner metal case, this metric nitrile oil seal effectively prevents the leakage of lubricants and prevents the entry of dust and dirt into your precious machine.
- GREAT FIT: 35mmx72mmx10mm size. The perfect double lip oil seal for automotive, motorcycle crankshafts, differentials, camshafts, axle shafts, machinery, water pumps, valves, front and rear wheels, and vehicle engines. Our oil seal will fit perfectly everywhere you need it.
- HIGH-TEMPERATURE RESISTANCE: With its 70A Nitrile Butadiene Rubber cover material design, this spring loaded metric rotary shaft will withstand temperatures from -4℉ (-20°C) to 245℉ (120°C)
- HYDROCARBON FLUIDS: Engineered for the hydrocarbon fluids sealing environment, this 35x72x10mm TC oil seal boosts a good resistance to grease, mineral oil, hydraulic fluids, and petroleum oil. What more, this seal has low swelling in water, ensuring long term use.
Oil Seal Nitrile Rubber Cover Double Lip with Spring for Automotive Axle Shaft 0.55'' ID x 1.1''OD x 0.28''Thick (2 Pack)
Product description
0.55'' ID x 1.1''OD x 0.28''Thick （14mm x 28mm x 7mm）Oil Seal Nitrile Rubber Cover Double Lip with Spring for Automotive Axle Shaft (2 pack)
- 0.55'' ID x 1.1''OD x 0.28''Thick （14mm x 28mm x 7mm）Oil Seal Nitrile Rubber Cover Double Lip with Spring for Automotive Axle Shaft (2 pack)
- Widely used in oil pumps, automobiles & motorcycle crankshafts, camshafts, differentials, engines, axle shafts, front & rear wheels bearing seal and much more
- With its 70A Nitrile Butadiene Rubber cover material design, this spring loaded metric rotary shaft will withstand temperatures from -40℉ (-40°C) to 245℉ (120°C)
- Hydrocarbon fluids resistant, and Wear resistant for optimum sealing performance.
- Please confirm the required size and material before purchase, and put it in the right place
EAI VITON Oil Seal 35mm X 48mm X 8mm TC Double Lip w/Stainless Steel Spring. Metal Case w/Viton Rubber Coating
EAI Parts
Product description
At our company, there’s no room for compromise. That’s why we work only with top quality materials and verified suppliers, which are guaranteed to deliver to our high expectations. If for some reason you’re not entirely pleased with your purchase, our customer care department has got you covered!
Why is this product for you?
Our amazing Double Lip Oil Seal is a must-have accessory for people who are used to make no compromises about their automotive and industrial Machinery. Easy to use and practical, this stainless steel spring oil seal helps prevent the leakage of lubricants, as well as keeping dust and dirt out of the machine. It is durable, reliable, and super resilient to high temperatures of 230oC. Has a 70A hardness, and it is strong corrosion resistant as well as antistatitc.
Some of the amazing features of this product:
- Top-quality stainless steel spring material;
- Viton Rubber cover;
- Resists at a range of -26oC to 230oC;
- Prevents lubricant leakage;
- Keeps dust and dirt out of the machinery;
- Durable and reliable;
- Wide Application.
- !!SAME BUSINESS DAY SHIPPING!! SUPERIOR QUALITY and DURABILITY: EAI Viton Oil Seals are engineered with high quality stainless steel spring and high strength Viton Rubber for reliable and long-lasting performance. This 35mm ID seal is easy to use, practical, and versatile and is a great solution to stop lubricant leakage.
- SUPERIOR QUALITY and DURABILITY: EAI oil seals are engineered with Stainless Steel Spring and high strength VITON RUBBER for reliable and long-lasting performance. The rubber cover seal is lightweight and not easy to age.
- GREAT FIT: 35x48x8 MM size. It is widely used in any application involving oil, fuel, mineral acid. Our oil seal will fit perfectly everywhere you need it.
- LIQUID RESISTANT: This stunning Double Lip oil seal is resistantce to UV exposure, ozone, oxidation, weather, mold, fungus and chemicals. It will pass the test of time as it is made with passion.
- HIGH-TEMPERATURE RESISTANCE: Due to its 70A Viton Rubber, it will upstand temperatures from -26oC to 230oC. Also, our Oil Seals has high tensile strength.
EAI Oil Seal 35mm X 48mm X 8mm (3 PCS) TC Double Lip w/Spring. Metal Case w/Nitrile Rubber Coating
EAI Parts
Product description
ENJOY SMOOTH MACHINE PERFORMANCE WITH LESS LEAKAGES AND BREAKDOWNS
In machine components, leakages can lead to intermixture of different mediums or lead to harmful contaminants entering your machinery. That is why a shaft oil seal is an essential component of your delicate machine.
Made for superior sealing performance, this oil seal utilizes a rubber cover for stable seal ability and tight fit, an internal metal case reinforcement for improved rigidity on the seal, and a steel garter spring for constant pressure on the shaft for effective sealing.
This rubber oil seal promises to keep out dirt and other contaminants from outside while avoiding leakage of lubricants or chemicals due to hydrodynamic pumping effect.
Key Features You Will LoveWhy Choose Us?
At EAI we specialize in providing high quality parts and products that’s are manufactured in accordance with OEM specifications and tested for optimum performance and durability.
If for some reason you’re not entirely pleased with your purchase, please don’t hesitate to contact our customer care department for satisfactory solution.
Seal Off Spills and Dirt! Protect Your investment! Click Add to Cart NOW!- !!SAME BUSINESS DAY SHIPPING!! SUPERIOR QUALITY and DURABILITY: EAI oil seals are engineered with sturdy carbon steel spring and high strength nitrile rubber for reliable and long-lasting performance. This 35mm ID rubber cover seal is lightweight and not easy to age.
- SEAL OFF LEAKAGE and DIRT: No more getting stressed up by spills from your rotary elements! Crafted with rubber, garter spring, and inner metal case, this metric nitrile oil seal effectively prevents the leakage of lubricants and prevents the entry of dust and dirt into your precious machine.
- GREAT FIT: 35mmx48mmx8mm size. The perfect double lip oil seal for automotive, motorcycle crankshafts, differentials, camshafts, axle shafts, machinery, water pumps, valves, front and rear wheels, and vehicle engines. Our oil seal will fit perfectly everywhere you need it.
- HIGH-TEMPERATURE RESISTANCE: With its 70A Nitrile Butadiene Rubber cover material design, this spring loaded metric rotary shaft will withstand temperatures from -4℉ (-20°C) to 245℉ (120°C)
- HYDROCARBON FLUIDS: Engineered for the hydrocarbon fluids sealing environment, this 35x48x8mm TC oil seal boosts a good resistance to grease, mineral oil, hydraulic fluids, and petroleum oil. What more, this seal has low swelling in water, ensuring long term use.
EAI Oil Seal 0.750"x1.000"x0.125" VB Single Lip Seal 3/4"x1"x1/8" Outer Metal Case w/Inner NRB Coating
EAI Parts
Product description
EAI Oil Seals are manufactured using the high grade material in accordance with the international industry standards. Good stability when installed, preventing the bounce-back effect Primary sealing lip generating low levels of friction and heat. Sealing for high viscosity fluids
- Inch Rotary Shaft Seal - 3/4" x 1" x 1/8"
- Dimension- 0.750inch x 1.000inch x 0.125inch
- VB 19.05X25.4X3.18 (IDxODxW) MM
- Double Lip Seal - 0.75"x1"x0.125" - Inch Size
Oil Seal Nitrile Rubber Cover Double Lip with Spring for Automotive Axle Shaft 1.1'' ID x 1.65''OD x 0.28''Thick (2 Pack)
Product description
1.1'' ID x 1.65''OD x 0.28'' (28mm X 42mm X 7mm) Thick Oil Seal Nitrile Rubber Cover Double Lip with Spring for Automotive Axle Shaft (2 pack)
- 1.1'' ID x 1.65''OD x 0.28'' (28mm X 42mm X 7mm) Thick Oil Seal Nitrile Rubber Cover Double Lip with Spring for Automotive Axle Shaft (2 pack)
- Widely used in oil pumps, automobiles & motorcycle crankshafts, camshafts, differentials, engines, axle shafts, front & rear wheels bearing seal and much more
- With its 70A Nitrile Butadiene Rubber cover material design, this spring loaded metric rotary shaft will withstand temperatures from -40℉ (-40°C) to 245℉ (120°C)
- Hydrocarbon fluids resistant, and Wear resistant for optimum sealing performance.
- Please confirm the required size and material before purchase, and put it in the right place
EAI VITON Oil Seal 41mm X 52mm X 7mm TF Double Lip w/Stainless Steel Spring. Metal Case w/Viton Rubber Coating
EAI Parts
Product description
At our company, there’s no room for compromise. That’s why we work only with top quality materials and verified suppliers, which are guaranteed to deliver to our high expectations. If for some reason you’re not entirely pleased with your purchase, our customer care department has got you covered!
Why is this product for you?
Our amazing Double Lip Oil Seal is a must-have accessory for people who are used to make no compromises about their automotive and industrial Machinery. Easy to use and practical, this stainless steel spring oil seal helps prevent the leakage of lubricants, as well as keeping dust and dirt out of the machine. It is durable, reliable, and super resilient to high temperatures of 230oC. Has a 70A hardness, and it is strong corrosion resistant as well as antistatitc.
Some of the amazing features of this product:
- Top-quality stainless steel spring material;
- Viton Rubber cover;
- Resists at a range of -26oC to 230oC;
- Prevents lubricant leakage;
- Keeps dust and dirt out of the machinery;
- Durable and reliable;
- Wide Application.
- OPTIMAL SOLUTION: Enjoy a smooth ride without problems with our Double Lip Oil Seal! Easy to use, practical, and versatile, our oil seal is a great solution to stop lubricant leakage.
- MADE TO LAST: Our premium oil seal is made of stainless steel spring, a durable and reliable material that will pass the test of time. The TF style VITON rubber is added to increase leakage seal and prevent you from having headaches.
- GREAT FIT: 41mmx52mmx7mm size. It is widely used in any application involving oil, fuel, mineral acid. Our oil seal will fit perfectly everywhere you need it.
- LIQUID RESISTANT: This stunning double lip oil seal is resistantce to UV exposure, ozone, oxidation, weather, mold, fungus and chemicals. It will pass the test of time as it is made with passion.
- HIGH-TEMPERATURE RESISTANCE: Due to its 70A Viton Rubber, it will upstand temperatures from -26oC to 230oC. Also, our Oil seal has high tensile strength.
EAI Oil Seal 35mm X 52mm X 7mm TC Double Lip w/Spring. Metal Case w/Nitrile Rubber Coating
EAI Parts
Product description
ENJOY SMOOTH MACHINE PERFORMANCE WITH LESS LEAKAGES AND BREAKDOWNS
In machine components, leakages can lead to intermixture of different mediums or lead to harmful contaminants entering your machinery. That is why a shaft oil seal is an essential component of your delicate machine.
Made for superior sealing performance, this oil seal utilizes a rubber cover for stable seal ability and tight fit, an internal metal case reinforcement for improved rigidity on the seal, and a steel garter spring for constant pressure on the shaft for effective sealing.
This rubber oil seal promises to keep out dirt and other contaminants from outside while avoiding leakage of lubricants or chemicals due to hydrodynamic pumping effect.
Key Features You Will LoveWhy Choose Us?
At EAI we specialize in providing high quality parts and products that’s are manufactured in accordance with OEM specifications and tested for optimum performance and durability.
If for some reason you’re not entirely pleased with your purchase, please don’t hesitate to contact our customer care department for satisfactory solution.
Seal Off Spills and Dirt! Protect Your investment! Click Add to Cart NOW!- !!SAME BUSINESS DAY SHIPPING!! SUPERIOR QUALITY and DURABILITY: EAI oil seals are engineered with sturdy carbon steel spring and high strength nitrile rubber for reliable and long-lasting performance. This 35mm ID rubber cover seal is lightweight and not easy to age.
- SEAL OFF LEAKAGE and DIRT: No more getting stressed up by spills from your rotary elements! Crafted with rubber, garter spring, and inner metal case, this metric nitrile oil seal effectively prevents the leakage of lubricants and prevents the entry of dust and dirt into your precious machine.
- GREAT FIT: 35mmx52mmx7mm size. The perfect double lip oil seal for automotive, motorcycle crankshafts, differentials, camshafts, axle shafts, machinery, water pumps, valves, front and rear wheels, and vehicle engines. Our oil seal will fit perfectly everywhere you need it.
- HIGH-TEMPERATURE RESISTANCE: With its 70A Nitrile Butadiene Rubber cover material design, this spring loaded metric rotary shaft will withstand temperatures from -4℉ (-20°C) to 245℉ (120°C)
- HYDROCARBON FLUIDS: Engineered for the hydrocarbon fluids sealing environment, this 35x52x7mm TC oil seal boosts a good resistance to grease, mineral oil, hydraulic fluids, and petroleum oil. What more, this seal has low swelling in water, ensuring long term use.
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