
SKF PER.UC206-20-B y-bearing (insert bearing)
- Brand
- SKF
- Category
- Bearings
- Subcategory
- Y-bearing (insert bearing)
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Description
SKF PER.UC206-20-B belongs to y-bearing (insert bearing), part of our Bearings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for PER.UC206-20-B and any equivalents.
The SKF PER.UC-B is a Y-bearing insert with a spherical outer ring and set screw locking. It fits split plummer block and pillow block housings to support rotating shafts in transmission equipment. The design tolerates slight misalignment and mounts on unmachined shafts. MR Industrial Accessories supplies this series for industrial and agricultural use.
Reading the code helps you order the right unit. PER denotes the Y-bearing series with a spherical outer ring. UC indicates set screw locking. The following digits give the shaft diameter in millimeters, or an inch size when a hyphen and figure appear. The trailing B identifies a particular sealing execution. So PER.UC205-B fits a 25 mm shaft, while PER.UC206-18-B and PER.UC206-20-B cover inch dimensions.
Typical installations include conveyors, bucket elevators, belt conveyors, mills, mixers, and process equipment. These bearings are common in food, cement, and mining operations and in grain storage facilities. They also appear on road machinery and agricultural equipment, where simple mounting and misalignment tolerance help reduce downtime.
Selection starts with shaft diameter and housing type. Set screw locking calls for adequate shaft hardness and screws tightened to the recommended torque. Choose the seal according to the environment: contact seals for dust or moisture, non-contact for high speeds. Lifetime lubrication is common, though severe conditions may require relubrication. Housing alignment and internal clearance affect service life.
Metric Y-bearings are generally interchangeable between brands that follow the same mounting standards. Inch versions can differ slightly in inner ring width. Always confirm the full part number and critical dimensions before replacing. Our technical team can help with equivalences.
To request this bearing, send the complete part number on WhatsApp or by email to MR Industrial Accessories. We reply promptly and can suggest equivalents and help you choose the correct variant for your application.
Dimensions
Dimensions and tolerances: Message us the part number on WhatsApp and we'll verify its dimensions and version with the manufacturer's datasheet.
Frequently asked questions
- How do I interpret the PER.UC205-B part number?
- PER means a Y-bearing with a spherical ring; UC means set screw locking; 205 indicates a 25 mm shaft diameter; B denotes a specific sealing. Part numbers with a hyphen, such as PER.UC206-18-B, are inch sizes.
- Where is this bearing used?
- It is found in conveyors, elevators, mills, and agricultural equipment. It is common in food, cement, and mining industries where misalignment tolerance and simple mounting are needed.
- How is it mounted and lubricated?
- Mount it in split plummer block or pillow block housings and tighten the set screws to torque. Lubrication may be for life or require relubrication depending on the environment. Check alignment and sealing.

