Technical manual oil seals eriks offers technical expertise to provide customized solutions for your oilseal tasks. Ess technology combines a proprietary elastomer with a new optimized lip loading design that in many cases eliminates the need for the spring found in conventional shaft seals. The present invention relates generally to fluid seals for establishing a seal between a shaft and a housing which are rotatable relative to one another and, more particularly, to socalled unitized oil seals. Functional parts such as oil seals and mechanical seals created from noks technology are used not only in the automotive industry but also in various fields. Our flexible part numbering system page allows for you to specify. Find all the bearings, bearing housings, vbelts, oil seals, collars you need and more including the agriculture seal 11164, m17824, 11174vb, 906981, 204020 at. It is published in a4 format and is obtainable from beuth.
This document was uploaded by user and they confirmed that they have. Please note that the temperature at the lip of the t type seal rises twice as much as the s type, and that the temperature rise of the v and k types is the same as that of the s type. Note that some old reference numbers do not have new reference number and therefore do not appear in the table. Oil seals are used wherever shafts rotate and bearings require lubrication. Tai tsuang oil seal oil seals and related products industry. Understanding the sealing mechanism of the radial lip seal for.
Part of the fluid mechanics and its applications book series fmia, volume 8. We provide 20 for you about national oil seal catalog pdf page 1. Technical data and features of the nok single lip no. Available in inch and metric sizes, the timken line of oring seal kits have the. Understanding oil and gas shows and seals in the search for hydrocarbons. The grabcad library offers millions of free cad designs, cad files, and 3d models. Functional parts such as oil seals and mechanical seals created from nok s technology are used not only in the automotive industry but also in various fields. This page is oil sealsour products of nok corporation. These look nice in a xsection view of a gearbox with bearings and shafts included and allow access to seal part numbers by sight. Vb9 nok metal od, mulit lip oil seal, no spring special feature grease or viscous fluid retention or dust exclusion, metal o. Fluid seals is an importer and australiawide distributor. Composed of synthetic rubber, metal rings and springs, they prevent the leakage of lubricants from gaps within machines and bearings. Lubricants g e x e waterglycol e x g f alcohol e x g f. Technical manual oil seals eriks offers technical expertise to provide customized solutions for your oil seal tasks.
The most common radial lip seal or oil seal design is the metalcased seal. Vbj nok metal od, single lip oil seal, no spring with ptfe lipspecial metal o. Crankshafts free delivery possible on eligible purchases. Available in inch and metric sizes, the timken line of oring seal kits have the coverage you need for the most popular applications. The big bearing store supplies the highest quality oil seals the market has to offer. The apple rubber seal design guide was first published in. The data presented here is to provide a guideline or reference for general information only, it. Temperature limitations for the stype oil seal, which is a typical oil seal, are summarized for your reference.
Surplus inventory offer of mitsubishi motors corp engine seal misc nok oil seal. E e g e super gear e e f e gear oil hypoid gear g g x e turbine oil no. The user needs to be aware that many design configuration of seals exist to meet specific requirements. This page is oil seals our products of nok corporation. More to come, maybe ill create them as a library feature if i get time. If the seal is hard, a small crescentshaped gap appears with slight wear or wobble, and is sufficient to allow. Technical data and features of the nok single lip no spring. Misumi offers free cad download, short lead times, competitive pricing, and no minimum order quantity. All oil seal product datasheets are visible as a webpage. This chapter deals with the sealing of fluids on rotating shafts, a delicate problem that now finds its almost universal solution in the application of a product known as a rotary shaft seal. If a specific seal is not found, contact your timken sales representative to check the availability of that particular seal. Important considerations for a soft seal are resilience and flexibility to grip the shaft or component where relative movement occurs, and imperviousness to the lubricant retained. Technical product documentation on oilseals is to be downloaded directly. When ordering, please indicate the nok part number and the.
A wide variety of nsk oil seals options are available to you, such as number of row, type, and material. 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. Oil seal selection the engineering data presented here is to provide a guide line for selection of a standard seal for a general purpose application. When ordering, please indicate the nok part number and the relevant dimensions. A leading manufacturer of engine sealing components, auto parts and seals, nsh oil seal specialized in producing automatic transmission seals, crankshaft seals, industrial seals, motor seals and oil seal for worldwide clients. Technical product documentation on oil seals is to be downloaded directly.
The d style seal incorporates the two lips into one design. Nok seals have various applications based on which materials like metal or rubber cases in metric or imperial systems are used. Sizes listed are for standard nitrile elements, except models 25 and 62 which have ptfe elements. Source highquality oil seals for heavy vehicles in taiwan from oil seals suppliermanufacturernjk oil seal corp. They also prevent the entry of dust from the outside.
All oilseal product datasheets are visible as a webpage. About 42% of these are deep groove ball bearing, 0% are seals, and 12% are angular contact ball bearing. The nok group will continue to create stronger and more original parts by further improving the seal technology, fpc technology, and. Search our online oil seal catalog enter the shaft size needed and indicate whether metric or inch will default to inches if nothing is chosen. 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. The nok group will continue to create stronger and more original parts by further improving the seal technology, fpc technology, and roll. Db2 nok seal type db2 oil seal applications which require separating two fluids from each other should use two spring loaded lips. A molded rubber sealing element is captured inside of a carbon steel case. Each cassette seal consists of an oil seal and a slip ring, which. Nak sealing technologies corporation product overview. Join the grabcad community today to gain access and download. For proper installation, the seal lip should point towards the medium being contained. Choose an oilseal datasheet in the product schedule down below. Since it was founded, the company has been producing a wide range of functional parts, such as oil seals, orings, packings, and other synthetic rubberbased products.
The bore depth must be increased to accommodate the two. The data presented here is to provide a guideline or reference for general information only, it is not intended to be. Double cage this seal requires some assembly process. Nok corporation nok was established as japans first oil seal manufacture in 1941. Oil seals of nok, check out the variety of configurable, oil seals of nok for industrial applications. Transmission fluid e e f e petroleum base lube oil e e f e gasoline f x x e light oil kerosene f x x g cutting oil e g f e grease e e e e e. Here you can find the latest products in different kinds of national oil seal catalog pdf.
Understanding oil and gas shows and seals in the search for. The bore depth must be increased to accommodate the two seal lips. Nonetheless, a2z seals makes use of thousands of seal tools. Transmission fluid e e f e petroleum base lube oil e e f e gasoline f x x e light oilkerosene f x x g cutting oil e g f e grease e e e e e.
Technical data and features of the nok special oil seal. The book covers in detail the ways to differentiate between residual and continuous phase trapped oil, false shows and shows associated with source. Many solutions can be found in this eriks technical oilseal manual. A wide variety of nak oil seals options are available to you, there are 577 suppliers who sells nak oil seals on, mainly located in asia.
Teaming up with champ oil seals we offer a high quality low cost oil seal for many applications including atv and automotive. Table 1 shows the types and features of the various rubber materials used in oil seals, and table 2 shows their resistance to oils and chemicals. Completed the establishment of kunshan maoshun sealing products industrial co. Unfollow national oil seals to stop getting updates on your ebay feed. Choose an oil seal datasheet in the product schedule down below. The elastomeric radial lip seal has been used throughout industry for many. Agriculture seal 11164, m17824, 11174vb, 906981, 204020. The entire discussion is destined for designers and users, as a valid support and guidance for selecting the most appropriate type for their specific uses. This table gives a cross reference between these two types of numbers in both directions. Nok oil seals are used for sealing around a rotating shaft and keeping an oily fluid inside the engine, axle, etc. Deviation from the standard limitations provided here general guidelines. Many solutions can be found in this eriks technical oil seal manual. Freudenbergnok offers energy saving seal ess designed to utilize less than onequarter of the energy used by conventional radial shaft seals.
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