SY 12 TF

SY 12 TF Pillow Block Bearing
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Overview

Part Number SY 12 TF
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 Contact, standard
Sealing solution Seal and flinger on both sides
Unit Sealing Arrangement Without
Number of Mounting Holes 2

Dimensions

Shaft Diameter 12 mm
Bore Dia 12 mm
Length Through Bore 27.35 mm
Width of Inner Ring 27.4 mm
Whole Length 127 mm
Overall Height 57 mm
Housing Width 32 mm
Center Height 30.2 mm
Attachment Bolt Diameter 10 mm
Mounting Hole Dia 11.5 mm
Hole Center to Center 97 mm
Hole Ctr-to-Ctr Min 88 mm
Hole Ctr-to-Ctr Max 106 mm
Base Width 32 mm
Diameter of Dowel Pins 2 mm (recommended)
Distance Between Dowel Pins 118 mm
Distance face to thread centre 4 mm
Distance from Locking Device Side Face to Raceway Centre 15.9 mm
Dowel Pin Axial Offset 11.5 mm
Fastening Bolt Hole Type Plain
Foot Height 14 mm
Grease Fitting Head Diameter 6.5 mm
Grease Fitting Hex Key Size 7 mm
Hex Key Size 3 mm
Housing Thread 1/4-28 UNF
Housing Thread Angular Position 45 °
Housing Thread Axial Position 1 mm
Housing Top Width (A1) 18 mm
Length of Attachment Bolt Hole 20.5 mm
Overall Bearing Width 27.4 mm
Recommended Diameter of Attachment Bolts G 10 mm
Recommended Inch-Series Attachment Bolt Diameter 9.525 mm
Set Screw Thread Size M6x0.75
Shoulder Diameter Inner Ring (d1) 24.2 mm

Material

Bearings Material Bearing steel
Coating Without
Housing Material Cast iron

Performance

Dynamic Load Rating 9.56 kN
Static Load Rating 4.75 kN
Fatigue Load Limit 0.2 kN
Max Speed 9500 rpm
Screw Tightening Torque 4 N·m

Properties

Lubricant Grease
Relubrication Hole With
Greasenipple With
Thread of Grease Fitting 1/4-28 SAE-LT
RubberRing Without
Application Field For material handling applications
Standards Met ISO
Weight 0.495 kg

Design Features of SY 12 TF Bearing

SY 12 TF 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 12 TF 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 12 TF 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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