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Circular double-lip seal for bearing housing · SKF TFL 518
Housing covers and accessories SKF TFL 518

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Housing covers and accessories SKF TFL 518

Manufacturer Part Number
TFL 518
Brand
SKFOfficial brand
Category
Bearing housings
Subcategory
Housing covers and accessories

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Ask us about alternatives. Equivalence is verified for each reference and application.

SKF

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Description

SKF TFL 518 is a housing covers and accessories reference, within Bearing housings. Request a quote for TFL 518 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

TFL covers are closure components for split plummer block housings. They are placed at the ends of the housing and perform a key function: retaining lubricant, preventing the entry of dust, water or particles and protecting the bearing in demanding environments. In transmission lines, pumps, fans or process equipment, a suitable cover extends the service life of the assembly and reduces maintenance downtime. MR Accesorios Industriales carries this SKF line in Buenos Aires, Argentina, and helps you identify the correct size for your housing.

The designation TFL is read as a family of covers for split plummer block housings. The number that follows — for example, TFL 508, TFL 509 or TFL 510 — identifies the size and the type of housing it corresponds to. It is not a universal code: each manufacturer may use its own numbering, so the exact housing reference is the starting point for choosing the cover. If your equipment has an SKF housing, the most direct approach is to send the complete part number of the housing and the cover shown on the drawing or on the identification plate.

These covers are used in equipment with split plummer block housings: conveyors, mixers, centrifugal pumps, fans, mills, belt conveyors and process machinery in general. In Argentina we see them in food, cement, paper, tannery and mining plants, where dust and humidity punish bearings. Also in applications where the housing works outdoors or with frequent washdowns. The correct cover does not only close: it defines the type of sealing and conditions the relubrication frequency.

To select a TFL cover, first verify the housing model and its size. Then, the type of closure: a blind cover is not the same as one with a labyrinth or with an oil seal, because the protection against dust and water changes. Also check the available axial clearance and the lubrication method: if the housing has a grease fitting, the cover must allow access. During assembly, clean the seating faces, verify that the cover seats without forcing and check shaft alignment. A poorly placed cover can cause leaks or overheating.

As for equivalences, covers are chosen by size and type of housing, not by brand. If the housing is SKF, the corresponding TFL cover maintains the mounting dimensions. If the housing is from another brand, the outer diameter, holes and height must be compared. Do not invent cross-references: with the original part number and a photo of the housing, interchangeability can be verified. MR Accesorios Industriales carries SKF as an official brand and can guide you if your housing has no visible identification.

To request a quote, send us on WhatsApp the cover part number (for example, TFL 508 or TFL 515) or the housing model. If you don't have it at hand, a photo and the main dimensions help identify it. We work with SKF and other housing lines, and we can advise you on the option that best suits your equipment. MR Accesorios Industriales has more than 80 years in the industry and handles technical inquiries from all over the country.

This description provides guidance on the product type. Check the configuration and dimensions of this reference.

Dimensions

Dimensions and tolerances: Send us the part number via WhatsApp and we'll confirm dimensions, sealing, and internal clearance against the manufacturer's data sheet.

Frequently Asked Questions

How do I know which TFL cover corresponds to my housing?
You need the SKF housing part number or the housing dimensions. The cover is chosen by size and type of closure. If you don't have the part number, send us a photo and the main dimensions and we will help you identify it.
Do TFL covers work for housings from other brands?
They can work if the diameter, holes and mounting height match. There is no universal equivalence table: the dimensions must be compared. With the original part number or a sample, compatibility can be verified.
What is the difference between a blind cover and one with an oil seal?
The blind cover closes the end of the housing and retains grease, but does not let the shaft pass through. The cover with an oil seal or labyrinth seals around the shaft and offers better protection against dust and water. The choice depends on the environment and the type of lubrication.
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