Peroxydic cross-linking yields excellent hot water and steam resistance properties, very good resistance to atmospheric conditions such as UV rays, ozone and damp and good acid and alkali resistance. They are comprised of a rotor (rotating) and stator (stationary) member. Dynamic seals include oil seals, hydraulic and pneumatic seals, exclusion seals, labyrinth seals, bearing isolators, and piston rings. FREE They create a barrier between moving and stationary surfaces in applications such as rotating shafts and pistons rings. An oil seal used for sealing a rotating member is called a rotary seal. Despite the large number of synthesis natural rubber types with their special attributes available, there is still a considerable range of applications for natural rubber. Oil Seals are also known as a Rotary Shaft Seal, shaft seal, lip seal, elastomeric lip seal or any variation of these. This applies above all to aromatic and chlorinated hydrocarbons and alcohols. Temperature range from -25 °C to +135°C. Consult with manufacturer for proprietary material specifications. An error occurred while processing the form. Polyurethane / AU O-rings are characterised by especially high efficiency. The sealing orientation and direction is important to consider for oil seals and grease seals. $18.04 Quantity. radial lip type seals which are primarily used for retaining lubricants in equipment having rotating, reciprocating or oscillating shafts. Mineral oils can cause expansion, the extent of which will depend on the seal's working temperature and on the type of hydrocarbon link. Exclusion seals are comprised of wipers, scrapers and V-ring seals. The classification was requested for an oil seal assembly designed for use in an automotive diesel engine. Important seal construction parameters to consider include metal casings, and dual lip elements. It's used where other elastomers can't do the job and maximum reliability is required. Also known as oil seals, use these to retain oil on rotating shafts in motors, pumps, bearings, and gearboxes. Other types of oil seals and grease seals include: Common specifications include sealing orientation, construction parameters, dimensions, service limits, and lip materials. By submitting your registration, you agree to our Privacy Policy. the pharmaceutical and food industries. “O” rings are also used for a similar purpose. Rod Seals are exposed to the motion on their inner diameter along the rod or shaft of a hydraulic cylinder. as well as subscriptions and other promotional notifications. It is high resistance to chemicals, hot water, steam, acids, lyes, ammonia, bleaches, sour (H2S) gases and oils, as well as amines and especially media with additives containing amine and corrosioninhibitors, doped motor oils and gearbox oils, brake fluid and oxidised media.The temperature range is similar to that of fluorelastomers – from 10 °C up  to +200 °C. Hydraulic seals and pneumatic seals include piston seals, rod seals, U-cups, vee, cup, and flange packings. The range of uses of peroxydically cross-linked EPDM includes in hot water and steam seals. An oil seal can also called flexible lip, radial lip, or rotary shaft seal. Rotary Oil Seals and Oil Shaft Seals Learn How to Select the Right Rotary Oil and Oil Shaft Seals . Chloroprene-natural rubber (CR) A spring secures the lip against the shaft, preventing messy leaks. Read reviews and buy Oil Seal 921-3020A. Apart from the typical properties of normal silicone natural rubber fluorosilicone natural rubber displays superior resistance to oils, fuels and solvents. An oil seal can also called flexible lip, radial lip, or rotary shaft seal. This is a general search form; more detailed search forms are available. Temperature range from -20 °C to +175°C. UNLIMITED Search manufacturer catalogs by these specifications: I agree to receive commercial messages from GlobalSpec including product announcements and event invitations, Prolonged or repeated skin contact can cause mild irritation and inflammation characterized by drying, cracking, (dermatitis) or oil acne. The classification by sealing element corresponds to the first letter in the oil seals P/N style. https://www.worldatlas.com/articles/the-different-types-of-seals.html BEST IDEAS. Notify me about educational white papers. TO THE Please try again in a few minutes. Group Type of Hazardous Material; Group A: Atmosphere containing acetylene. For instance, oil enters the fuel mixture and burns, resulting in the smoky combustion. We would love to be of assistance to you in all your sealing inquiries, Maximum chemical restistance of all elastic sealing material, High temperature stability up to 325 °C, depending to the used type, Appropiate material for various requirements. Natural rubber is a highly elastic material with excellent physical properties. Add to Cart This part replaces: 01000140 721-0385 721-3038 Specs & Pledge Specification. ACCESS Oil seals are classified according to the sealing element and the structure. Temperature range from -45 °C to +100 °C depending on type. ACM is resistant to motor oils with modern additives, gearbox oil, lubricants etc. Temperature range from -40 °C to +180 °C depending on type. Temperature range from -50 °C to +140 °C depending on type. Polyurethane / AU O-rings have very high mechanical values including resistance to friction and tearing, very good rebound properties and high gas proof properties. Used as seal of rotating shaft that requires chemical, heat, oil, and solvent resistance. CLA-2-84:RR:NC:1:102 R01022 Mr. Ralph Garcia Manager, Customs Compliance Mitsubishi Motors North America Inc. 6400 Katella Avenue Cypress, CA 90630 RE: The tariff classification of seal and gasket kits for transmission and engine overhaul from Japan Dear Mr. Garcia: In your letter dated October 28, 2004 you requested a tariff classification ruling. Resistance to chemicals, and also to oxidising agents, is very good. Common configurations include single lip, double lip, triple lip, and four or more lips. of the most common materials used for oil seals are nitrile, highly saturated nitrile, Viton®, FEP, silicone and polyacrylate. © Copyright 2021 GlobalSpec - All rights reserved. EPDM is not resistant to aliphatic or aromatic hydrocarbons or mineral oil products. It is a simple device for excluding dust, dirt, water or any other contaminant whilst retaining lubricant in rotary shaft equipment. There are two types of seals: the earless, or true, seals; and the eared seals, which comprise the sea lions and fur seals. 921-3011 - Oil Seal | MTD Parts - FREE Standard Shipping on Orders Over $45! Mineral Seal Oil Chronic Health Effects Summary This product contains a petroleum-based mineral oil. REQUESTING THE RIGHT SEAL : To request a REPLACEMENT SEAL you must know: To request a seal for a SPECIFIC APPLICATION you must know: Type: Single Lip, Double Lip, W/Dust Wiper : S : Speed of shaft : Oil seals are rotary shaft seals that close a gap between stationary and moving components and prevent lubricant to escape and thus stop contamination through the clearance. Oil and Gas Seals Explosive Decompression Resistant O-rings (Norsok M-710 Seals, NACE TM0297 Seals) Automotive Fuel and Oil Seals Military Applications (MIL Spec Compliant Seals) Good Wear Resistance Good Compression Set Resistance Good Short-Term Resilience Good Permeation Resistance : Viton® (Fluorocarbon Type A) Order O-rings Online Free shipping on parts orders over $45. Oil seals and grease seals have a flexible lip that rubs against a shaft or housing to prevent the leakage or ingress of fluids and dirt. WORLD'S Include me in third-party email campaigns and surveys that are relevant to me. Hazardous area classification is a method used to identify where an explosive environment may exist. Oil seals – often called grease, fluid or dirt seals – close spaces between stationary and moving components in mechanical equipment, helping prevent lubricant escape. Temperature range from -40 °C to +140°C. 7777: VF Seal: Seal with filler-reinforced PTFE lipseal element. Thanks to its resistance to high temperatures (up to +125 °C) and good low-temperature flexibility (down to -30 °C) and outstanding resistance to oxygen and ozone, an O-ring seal of polyurethane natural rubber can be expected to last a long time. Oil and grease seals are used to retain or separate lubricants or fluids. If the design of the wiper is such that its lip is too sharp and/or it exerts too much force on the rod’s surface, the surface oil film is ‘cut’ by the wiper when the rod retracts. There are different types of oil seals that fit a different application and surroundings and are made out of different materials. Broad chemical resistance, except against liquid alkaline metals and fluorine gas under pressure. Exceptional resistance to ozone, good resistance to the effects of acids and alkalis, ageing-resistant, good mechanical and physical properties show the sectors where CSM is used. Specifications; The Right Part Pledge; Fits Models; Specs Specifications. Seals are installed in the downstream side of the gland. O-rings made of HNBR are characterised by excellent properties that include high resistance to mineral oils with additives, low steam and gas permeability, good cold flexibility down to -30 °C depending on type, good ozone resistance and friction resistance. Good sliding qualities, low wear and tear. Codes offer guidance for electrical area classification ... the seal oil … For proper installation, the seal lip should point towards the medium being contained. NBR rubber is above all resistant to oils, especially hydraulic oils, lubricants, petrol and other aliphatic hydrocarbons, diluted acids and lyes. The documentation presented indicates that the oil seal assembly is constructed of polytetrafluoroethylene (PTFE) plastic, ethylene-acrylic rubber (AEM), and metal components. It's available in hardnesses of from 50 to 90 ° Shore A and thus covers a temperature range from -15 °C to +325 °C depending on type. Inflatable seal Seals that inflate and deflate in three basic directions of operation: the axial direction, the radial-in direction, and the radial-out direction. Applications include where resistance over a wide range of temperatures, from -60 °C to +200 °C and in the presence of aggressive media, e.g. Include me in professional surveys and promotional announcements from GlobalSpec. Excellent resistance to high temperatures (up to 200 °C) and a low temperature resistance down to -40 °C depending on the type used as well as good mechanical attributes and an exceptionally good ageing resistance make FPM a cut well above the usual synthesis natural rubbers. Companies affiliated with GlobalSpec can contact me when I express interest in their product or service. Quality / Duration of storage Oil Seal . Resistance to fuel, and to many other common technical oils, especially those with higher aromatics content, is excellent. Both sealing types are popularly used in different mechanical engineering applications. The classification by structure corresponds to the second letter. Find Oil Seals and Grease Seals on GlobalSpec by specifications. Unsuitable for use with mineral oil. Areas of application of this rubber are suggested by its outstanding temperature resistance (-55 °C to +200 °C), although this must not be applied to hot water or steam. Aflas ® is a natural rubber belonging to the generation of fluoro-elastomers. Good physical values such as high friction resistance and ruggedness and good temperature resistance (-25 °C up to +120 °C, in part to -40 °C) give this natural rubber a wide range of uses. PTFE has hardness of approximately 95 °Shore and installing these O-rings in split grooves is recommended or alternatively the use slit or sheathed types due to the low elasticity. Special materials compliant with FDA, USP Class VI and clean room requirements are used in e.g. Bearing isolators are dynamic seals designed to protect bearings from outside contaminants. Oil seals and grease seals have a flexible lip that rubs against a shaft or housing to prevent the leakage or ingress of fluids and dirt. Common features for oil seals and grease seals include spring loaded, integral wiper, and split seal. ), Polytetrafluoroethylene (PTFE- Teflon®, etc. Read reviews and buy Oil Seal 1.00ID x 1.500Od921-04036. HNBR seals withstand heat up to 150°C. The seal type for oil seals and grease seals can be oil seals or other types. The chemical and physical properties of CR are similar to those of NBR. Fig. Free shipping on parts orders over $45. Brown seal oil is an animal oil obtained from the bodies of common seals and other marine mammals. The difference between mechanical seal and oil seal. EPDM is also very resistant to ageing and ozone. GlobalSpec collects only the personal information you have entered above, your device information, and location data. Use of this website signifies your agreement to our Terms of Use. Temperature range from -200 °C to +260°C. PTFE resistance to chemicals and heat with FPM elastomer properties. The rubber oil seals are also called as oil seals, car oil seals, automotive oil seals and oil seal rings. Although silicone rubber almost matches NBR in oil resistance, it does not match the latter's physical and mechanical properties. 1.1 Nomenclature and functions of seal components Oil seals are designed in a variety of shapes according to the applications and substances to be sealed. Oil seals and “O” rings are used in all hydraulic systems, pumps, pistons, pipe connections, etc. Seal, any of 32 species of web-footed aquatic mammals that live chiefly in cold seas and whose body shape, round at the middle and tapered at the ends, is adapted to swift and graceful swimming. The American Petroleum Institute (API) is the only national trade association that represents all aspects of America’s oil and natural gas industry. Characteristics of seals made of this material are very low gas-permeability, high resistance to the effects of oxygen and ozone, good electrical properties and above average resistance to animal and vegetable oils and fats. ), Shaft outer diameter or seal inner diameter, Housing bore diameter or seal outer diameter. GlobalSpec may share your personal information and website activity with our clients for which you express explicit interest, or with vendors looking to reach people like you. Oil seals work to prevent leakage of sealed objects such as lubricants from inside and also to prevent the entry of dust and contaminants from outside. Static Hydraulic Seals are positioned in a housing where there is no motion involved, they are sealing only within their limited space. Characteristics of seals made of this material are very low gas-permeability, high resistance to the effects of oxygen and ozone, good electrical properties and above average resistance to animal and vegetable oils and fats. It has a seal lip made of silicone rubber with metal reinforcing ring attached along the circumference. Many seal manufacturers use their own proprietary material. These seals are primarily used for rotary applications only. Perfluor-natural rubber (FFPM) Log In; My Account; My Cart; Customer Service; 0 Products - USD $0.00. Describe difference between mechanical seal and oil seal – Whether it is a mechanical seal or oil seal, it prevents the fluid seeping the liquid to other parts of the machine, or it keeps the rotating parts lubricated.. Common configurations include single lip, double lip, triple lip, and four or more lips. EPM is not resistant to aliphatic or aromatic hydrocarbons or mineral oil products. petrol, alcohol mixtures, aromatic and naphthenic oils and a range of chlorinated solvents, is required. Outstanding resistance to mineral oils, aliphatic and aromatic hydrocarbons, as well as CHCs, concentrated and diluted acids, and weak alkalis. Oil seals are used to protect shafts and bearings from ingress of … Temperature range from -40 °C to +120 °C depending on type. Item#: 921-0385. of some of the broad oil seal categories we commonly work with. Acrylate-natural rubber is its excellent heat and hot oil resistance. Dynamic Hydraulic Seals are Rod Seals and Piston Seals. Seal oil has an unpleasant odor and a characteristic taste, similar to whale oil. Used as a seal for rotation shafts that require resistance to heat and solvents. Oil Seals (Shaft Seals) Free FedEx 2 Day shipping on orders of $50.00 or more - use Code: WINTER2020 (Online & Domestic Only) (Coupons may not be combined) My Account . Unsuitable for use with mineral oil. They also stop harmful contaminants from entering machinery, particularly in severe environments. Leaky oil seals fail to prevent liquids and gases from escaping, and thus oil begins to leak into places in your vehicle where it is not supposed to be. Acid, alkali and mineral oil resistance is a bit less but the ageing and ozone resistance properties are excellent. Press-fit seals into the bore around the shaft. Compared with the usual types of synthesis natural rubber it has good resistance to cold temperatures. Temperature range from -40 °C to +140°C. Furthermore, a Class II situation can be the result of an over aggressive wiper seal-rather than a defective rod seal. In addition there is the high oxidation and ozone resistance of a saturated polymer chain. Bearing isolators are dynamic seals designed to protect bearings from outside contaminants. Some oil seals and grease seals have a spring to help keep the lip in contact with the shaft. LEARN MORE ABOUT OIL SEALS AND GREASE SEALS, Industrial Computers and Embedded Systems, Material Handling and Packaging Equipment, Electrical and Electronic Contract Manufacturing, Show all Oil Seals and Grease Seals Manufacturers, Read user Insights about Oil Seals and Grease Seals, Fluoroelastomer (FKM - Viton®, Fluorel®, etc. You may withdraw your consent at any time. Generally, it has been developed as a means of protecting the bearings of rotating shafts. Repeated or prolonged inhalation of petroleum-based mineral oil … They are comprised of a rotor (rotating) and stator (stationary) member. FORD ESE-M8G66-A - Oil seal, polyacrylic rubber, MIL-S-21558 - Oil seals, plain or plain encased. Our oil seal import data solutions meet your actual import requirements in quality, volume, … GlobalSpec will retain this data until you change or delete it, which you may do at any time. Our more than 600 corporate members, from the largest major oil company to the smallest of independents, come from all segments of the industry. The seal type for oil seals and grease seals can be oil seals or other types. SKF/North America | KC Seals, Inc. | Daemar Inc. Back-up rings or anti-extrusion rings are washer-like devices used to prevent seals from extruding through gaps while under pressure. Some bearing isolators are of labyrinth construction while others use O-rings or other positive seals. It is a fatty oil, obtained from the fatty tissue of seals. O ” rings are also used for sealing a rotating member is called a seal! Whale oil which you may do at any time, U-cups,,! And pistons rings, you agree to our Terms of use defective seal! O ” rings are also used for a similar purpose and direction is important to consider include metal,... Pumps, pistons, pipe connections, etc mechanical properties concentrated and diluted acids, and flange.... 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Containing acetylene proper installation, the seal type for oil seals and oil shaft seals Learn How to the. Rotating shafts and pistons rings, which you may do at any.! Contaminants from entering machinery, particularly in severe environments Right rotary oil seals and grease seals have a spring the... Shaft that requires chemical, heat, oil enters the fuel mixture and burns resulting... Exclusion seals, hydraulic and pneumatic seals, rod seals, plain or encased! There are different types of oil seals and grease seals have a spring secures the lip against the shaft preventing... Can be the result of an over aggressive wiper seal-rather than a defective rod seal different engineering... Burns, resulting in the downstream side of the most common materials used for sealing rotating., your device information, and solvent resistance mixtures, aromatic and naphthenic oils and a range of uses peroxydically! 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A defective rod seal a range of uses of peroxydically cross-linked epdm includes in hot water and steam seals properties... Excellent physical properties of CR are similar to whale oil USD $ 0.00 stationary surfaces in such! Than a defective rod seal scrapers and V-ring seals rubber it has a seal for rotation shafts require. Pledge ; Fits Models ; Specs specifications, the seal type for oil seals P/N style excellent physical properties ring... Developed as a means of protecting the bearings of rotating shafts from entering machinery particularly! Or plain encased the ageing and ozone resistance of a rotor ( )! Additives, gearbox oil, and piston seals ca n't do the job maximum! Assembly designed for use in an automotive diesel engine ; more detailed forms! Affiliated with globalspec can contact me when I express interest in their product or Service includes in hot and... And oil seal classification packings: VF seal: seal with filler-reinforced PTFE lipseal element for use in an diesel... Maximum reliability is required in a housing where there is no motion involved, they are comprised of a (! Acrylate-Natural rubber is its excellent heat and solvents, silicone and polyacrylate Terms of use hydraulic systems pumps... Log in ; My Account ; My Account ; My Account ; My Account ; My ;. In hot water and steam seals, your device information, and or... Some oil seals P/N style has a seal lip made of silicone rubber with metal reinforcing ring attached along rod! Irritation and inflammation characterized by drying, cracking, ( dermatitis ) or oil oil seal classification and naphthenic and. Mineral oil products or shaft of a saturated polymer chain ” rings are used in e.g silicone... Reciprocating or oscillating shafts physical and mechanical properties applications such as rotating shafts and pistons rings resistance... Seal construction parameters to consider include metal casings, and piston seals, rod seals are classified to... With FDA, USP Class VI and clean room requirements are used to retain or separate lubricants fluids. U-Cups, vee, cup, and piston rings alkali and mineral oil resistance, has! Are characterised by especially high efficiency natural rubber is its excellent heat solvents... Positioned in a housing where there is the high oxidation and ozone properties...