WSTU 012-WF

WSTU 012-WF Take-Up Bearing
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Overview

Part Number WSTU 012-WF
Brand: LILY Brand: LILY Interchangeable With: SKF
Product Type Ball bearing units
Manufacturer SKF

Characteristics

System of Measurement Metric
Nominal Series System Inch
Housing Style Take-Up
Bearing Type Ball Bearing
Expansion Type Non-Expansion Bearing (Fixed)
Bore Type Cylindrical
Shaft Mount Type Eccentric collar
Bearing Seal Type Contact, standard
Sealing solution Seal and flinger on both sides
Unit Sealing Arrangement Optional end cover

Dimensions

Shaft Diameter 19.05 mm
Bore Dia 19.05 mm
Overall Height 88.9 mm
Housing Width 31.8 mm
Mounting Hole Dia 17.5 mm
Attachment End Face to Bearing Centre 61.1 mm
Attachment End Length 10.3 mm
Collar Diameter 32.4 mm
Distance Between Bottoms of Piloting Grooves 76.2 mm
Distance face to thread centre 4.75 mm
Distance from Locking Device Side Face to Raceway Centre 26.6 mm
End Cover Projection 20.5 mm
Grease Fitting Head Diameter 6.579 mm
Grease Fitting Hex Key Size 7.938 mm
Height of Attachment End 50.8 mm
Height of Attachment Slot 31.8 mm
Hex Key Size 3.175 mm
Housing Thread 1/8-27 NPT
Housing Thread Angular Position 30 °
Housing Thread Axial Position 1.65 mm
Length of Attachment Slot 15.9 mm
Length of Location Slot 50.8 mm
Overall Bearing Width 43.7 mm
Overall Width (L) 94.4 mm
Set Screw Thread Size 1/4-28 UNF
Shoulder Diameter Inner Ring (d1) 28.2 mm
Width of Piloting Groove 13.5 mm
Width of Piloting Groove Glange 20.6 mm

Material

Bearings Material Bearing steel
Coating Without
Housing Material Cast iron

Performance

Dynamic Load Rating 12.7 kN
Static Load Rating 6.55 kN
Fatigue Load Limit 0.28 kN
Max Speed 8500 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 North American standard
Weight 0.906 kg

Design Features of WSTU 012-WF Bearing

WSTU 012-WF feature a robust bearing housing mounted on a sliding or adjustable frame, allowing the take-up bearing to move along a guide to maintain proper tension in belts, chains, or conveyors. The design typically includes sealed bearing inserts for protection against contaminants and durable materials to withstand continuous load and movement. Adjustable and self-aligning features ensure reliable operation, accurate alignment, and extended service life in dynamic industrial applications.


What Benefits Can WSTU 012-WF Bearing Provide?

  • Automatic or Adjustable Tensioning: They maintain proper tension in belts, chains, or conveyors, reducing slippage and improving operational efficiency.
  • Enhanced Shaft Support: The bearing housing provides stable support for moving or sliding shafts under continuous load.
  • Contamination Resistance: Sealed bearing inserts protect against dust, moisture, and debris, extending service life.
  • Easy Installation and Adjustment: The sliding or adjustable frame allows quick setup and fine-tuning without disassembling machinery.
  • Reliable Performance in Dynamic Applications: Designed to accommodate movement and misalignment, ensuring consistent operation in conveyors, material handling, and other industrial systems.


What Can WSTU 012-WF Bearing Be Used for?

  • Conveyor Systems: They maintain proper tension in belt and roller conveyors, ensuring smooth and efficient material transport.
  • Material Handling Equipment: Applied in systems where chain, rope, or belt tension must be adjusted dynamically for reliable operation.
  • Mining and Bulk Processing Machinery: Used in feeders, crushers, and screens to maintain consistent drive tension under heavy loads.
  • Agricultural and Food Processing Equipment: Support belts or chains in harvesters, conveyors, and packaging machinery where variable tension is required.
  • Industrial Fans and Mechanical Drives: Provide stable support and tensioning for overhung shafts or belt-driven systems in dynamic industrial environments.

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