
SKF SYF 40 TF y-bearing unit
- Brand
- SKF
- Category
- Bearing housings
- Subcategory
- Y-bearing unit
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Description
SKF SYF 40 TF belongs to y-bearing unit, part of our Bearing housings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for SYF 40 TF and any equivalents.
The SKF SYF series Y-bearing housed unit combines a cast iron housing with a matching insert bearing. It supports rotating shafts in applications where mounting simplicity and basic alignment are priorities. This unit is commonly chosen for low to medium-duty machinery that does not require high centering precision.
The SYF designation covers the SKF Y-bearing housed unit line. The number that follows, as in SYF 20 TF or SYF 35 TF, specifies the shaft diameter in millimeters. The TF suffix denotes a sealing variant and construction details for this series. Sizes span from SYF 20 TF to SYF 50 TF, giving a range of options to inquire about.
Typical uses include conveyors, belts, elevators, mixers, fans and general transmission equipment. Maintenance teams in food, chemical and cement plants, as well as workshops replacing worn units, rely on these housed units. The two-hole mounting format simplifies installation on metal structures or machine beds, and the insert bearing arrives prelubricated to ease commissioning.
When selecting a housed unit, confirm the shaft diameter and load type: radial, axial or combined. Inspect the shaft surface condition, since the insert locks with set screws or an eccentric collar and requires a firm seat. Proper alignment between housed units prevents stress and overheating. The insert seal guards against dust and moisture; in harsh environments, consider additional protection. Factory lubrication is typically adequate, but during service, check its condition and relubricate if needed.
Y-bearing housed units are interchangeable across brands in main dimensions, but part numbers do not always match. For replacement, compare the housing dimensions, shaft diameter and insert locking type. At MR Industrial Accessories, we supply SKF and can help you identify a compatible unit.
To replace a Y-bearing housed unit, contact us on WhatsApp. Send the full part number, such as SYF 30 TF, or the shaft and housing dimensions, and we will provide a quote. MR Industrial Accessories works with leading brands to help you find the right part efficiently.
Dimensions
- Código universal
- UCPA 208
Frequently asked questions
- What does the number in an SYF housed unit indicate?
- The number after SYF represents the shaft diameter in millimeters. For instance, SYF 20 TF fits a 20 mm shaft and SYF 50 TF fits a 50 mm shaft. Always verify the actual shaft size before ordering a replacement.
- Can a housed unit from another brand be replaced with an SKF SYF?
- Generally yes, if the housing dimensions, shaft diameter and insert locking type are compatible. Since there is no universal interchange table, comparing dimensions or consulting us with the original part number is the safest approach.
- How is a Y-bearing housed unit mounted and aligned?
- Fasten the housed unit to the machine bed with the appropriate bolts, insert the shaft, and tighten the insert set screws or eccentric collar. Ensure the housed units are aligned with each other to avoid undue loads and premature wear.

