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Ball bearing with hexagonal bore and spherical outer surface · SKF PER.203RRR5-A
Y-bearing (insert bearing) SKF PER.203RRR5-A

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Y-bearing (insert bearing) SKF PER.203RRR5-A

Manufacturer Part Number
PER.203RRR5-A
Brand
SKFOfficial brand
Category
Bearings
Subcategory
Y-bearing (insert bearing)

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Description

SKF PER.203RRR5-A is a y-bearing (insert bearing) reference, within Bearings. Request a quote for PER.203RRR5-A via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The SKF Y-bearing PER.203RRR5-A is an insert with an extended inner ring and set screw locking, designed to be mounted in split plummer block or pillow block housings. It is used in equipment requiring smooth rotation and simple alignment, such as conveyor belts, fans and agricultural machinery. Its sealed construction protects it from dust and moisture, extending service life in demanding environments. MR Accesorios Industriales carries this official brand and advises you on choosing the correct insert.

The designation PER.203RRR5-A is read in parts: PER indicates that it is a Y-bearing of the PER series, with extended inner ring and set screw locking. The number 203 defines the bore diameter according to the SKF numbering system for inserts. The suffix RRR5 indicates the seal type, with double lip and additional protection against contaminants. The final letter A identifies a design variant within the series. Knowing these codes allows you to order the exact replacement without confusion.

This type of bearing is used in industries such as food, agriculture and logistics. In Argentina it is commonly found in conveyor belts at grain storage plants, in screw conveyors, in shed fans and in combine harvesters. It is also mounted in bottling equipment and in package conveyors. Its ability to withstand radial loads and some axial thrust makes it versatile for shafts rotating at moderate speeds and requiring simple maintenance.

To select the correct insert, verify that the shaft diameter matches the bearing bore and that the housing is compatible with the PER series. The RRR5 seal is suitable for environments with moderate dust or moisture; if there is frequent washing, consider extra protection. During mounting, tighten the set screws onto the shaft with the appropriate wrench and verify the housing alignment to avoid parasitic loads. Lubricate according to the working conditions and periodically check the condition of the seals.

Regarding equivalents, Y-bearings from different brands can be interchanged if the main dimensions and the locking type match. The SKF PER series has counterparts in other brands, but the seal suffixes and tolerances may vary. Therefore, it is always advisable to compare the bore dimensions, the overall width and the outer diameter before replacing. At MR Accesorios Industriales we can help you find the right replacement.

If you need to request a quote for the SKF Y-bearing PER.203RRR5-A or its equivalent, send us the part number on WhatsApp. At MR Accesorios Industriales we reply with the quote and the alternatives that best suit your equipment. We can also advise you on housings, seals and complementary lubricants so that your assembly is complete and works without problems.

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

What does the RRR5 suffix mean in this bearing?
The RRR5 suffix indicates the seal type of the Y-bearing. In this case, it corresponds to a double-lip seal with additional protection against dust and moisture, suitable for moderately contaminated industrial environments. It does not change the main dimensions of the insert.
Is this Y-bearing compatible with housings from other brands?
Yes, as long as the housing has the same bore dimensions and the locking system matches. The SKF PER series is usually interchangeable with other brands, but verify the bore diameter and the outer ring width before mounting.
How should I mount and lubricate this insert?
Mount the bearing on the shaft, tighten the set screws with the corresponding wrench and secure it to the housing. Lubricate with good quality grease according to the working conditions. Periodically check the condition of the seals and the alignment to avoid premature wear.
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