SY 55 TF/VA228

SY 55 TF/VA228 Pillow Block Bearing
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Overview

Part Number SY 55 TF/VA228
Brand: LILY Brand: LILY Interchangeable With: SKF
Product Type Ball bearing units
Manufacturer SKF

Characteristics

System of Measurement Metric
Nominal Series System Metric
Housing Style 2-Bolt Pillow Block
Housing Configuration 1 Piece Solid
Bearing Type Ball Bearing
Bore Type Cylindrical
Shaft Mount Type Set screws
Bearing Seal Type Non-contact
Sealing solution Shield and flinger on both sides
Unit Sealing Arrangement Without
Number of Mounting Holes 2

Dimensions

Shaft Diameter 55 mm
Length Through Bore 55.6 mm
Width of Inner Ring 55.6 mm
Overall Height 126 mm
Housing Width 60 mm
Center Height 63.5 mm
Attachment Bolt Diameter 16 mm
Hole Center to Center 171.5 mm
Hole Ctr-to-Ctr Min 162 mm
Hole Ctr-to-Ctr Max 181 mm
Base Width 60 mm
Distance face to thread centre 9 mm
Distance from Locking Device Side Face to Raceway Centre 33.4 mm
Fastening Bolt Hole Type Plain
Hex Key Size 5 mm
Housing Top Width (A1) 40 mm
Length of Attachment Bolt Hole 27.5 mm
Overall Bearing Width 55.6 mm
Overall Width (L) 219 mm
Recommended Diameter of Attachment Bolts G 16 mm
Recommended Inch-Series Attachment Bolt Diameter 15.875 mm
Set Screw Thread Size M10x1
Shoulder Diameter Inner Ring (d1) 69.06 mm
Step Height (a) 24 mm
Width of Attachment Bolt Hole 18 mm

Material

Bearings Material High temperature steel
Coating Zinc-coated housing and manganese phosphate coated bearing
Housing Material Cast iron

Performance

Dynamic Load Rating 43.6 kN
Static Load Rating 29 kN
Max Speed 110 rpm
Max. Operating Temperature 350 °C
Screw Tightening Torque 16.5 N·m

Properties

Lubricant Solid lubricant
Relubrication Hole Without
Greasenipple Without
RubberRing Without
Running-In Required No
Weight 3.68 kg

Design Features of SY 55 TF/VA228 Bearing

SY 55 TF/VA228 Bearing integrate a robust housing with a precision-mounted bearing insert to provide reliable shaft support, simplified installation, and effective load distribution. Their self-aligning capability, sealed design, and durable materials enhance operational stability while reducing maintenance requirements. As a result, pillow block bearings are a practical and dependable solution for a wide range of industrial and material-handling applications.


What Benefits Can SY 55 TF/VA228 Bearing Provide?

  • Easy Installation and Replacement: The integrated housing and bearing unit allows for quick mounting and straightforward replacement, reducing downtime and labor costs.
  • Self-Alignment Capability: Many pillow block bearings can accommodate initial misalignment, helping prevent premature wear and improving overall system reliability.
  • High Load-Carrying Capacity: The rigid housing supports both radial and moderate axial loads, making pillow block bearings suitable for demanding industrial applications.
  • Reduced Maintenance Requirements:Sealed or lubricated-for-life designs protect against contaminants, extending service life and minimizing routine maintenance.
  • Versatile Application Range: Available in multiple housing materials, bearing types, and mounting configurations, pillow block bearings can be adapted to a wide variety of operating environments and industries.


What Can SY 55 TF/VA228 Bearing Be Used for?

  • Conveyor Systems: They support rotating shafts in belt and roller conveyors, ensuring smooth operation and stable load handling.
  • Material Handling Equipment: Widely used in packaging, sorting, and lifting machinery where reliable shaft support is required.
  • Agricultural Machinery: Applied in harvesters, seeders, and irrigation equipment due to their durability and tolerance to harsh environments.
  • Industrial Fans and Blowers: Provide stable support for fan shafts, helping reduce vibration and extend equipment life.
  • General Manufacturing Machinery: Used in mixers, crushers, woodworking machines, and other production equipment requiring robust and easy-to-maintain bearing solutions.

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