WSTU 407-SRB-SRH

WSTU 407-SRB-SRH Take-Up Bearing
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Overview

Part Number WSTU 407-SRB-SRH
Brand: LILY Brand: LILY Interchangeable With: SKF
Product Type Roller bearing units
Manufacturer SKF

Characteristics

System of Measurement Metric
Nominal Series System Inch
Housing Style Wide Slot Take-Up
Bearing Type Spherical roller bearing
Bearing Position Locating
Expansion Type Non-Expansion Bearing (Fixed)
Bore Type Cylindrical
Shaft Mount Type Set screws
Bearing Housing Seal Type Radial lip seal
Unit Sealing Arrangement Without

Dimensions

Shaft Diameter 112.713 mm
Width of Inner Ring 155.575 mm
Whole Length 339.725 mm
Whole Width 126.206 mm
Overall Height 262.731 mm
Housing Width 114.3 mm
Mounting Hole Dia 53.975 mm
Attachment End Face to Bearing Centre 222.25 mm
Attachment End Length 50.8 mm
Axial Displacement (S) 0.794 mm
Bearing Centre to Inner Ring End (s1) 77.775 mm
Bearing Mean Diameter 154.94 mm
Collar Diameter 155.575 mm
Distance Between Bottoms of Piloting Grooves 241.3 mm
Height of Attachment End 172.244 mm
Height of Attachment Slot 85.725 mm
Length of Attachment Slot 53.975 mm
Length of Location Slot 177.8 mm
Overall Bearing Width 155.575 mm
Set Screw Thread Size 5/8"-18 UNF-2A x 7/8"
Take-Up Frame Guide Spacing 241.3 mm
Width Including End Cover (A5) 148.431 mm
Width of Piloting Groove 52.4 mm
Width of Piloting Groove Glange 95.25 mm

Material

Bearings Material Bearing steel
Coating Without
Housing Material Cast iron

Performance

Dynamic Load Rating 408 kN
Static Load Rating 560 kN
Fatigue Load Limit 56.9 kN
Max Speed 1900 rpm
Limiting Value 0.25
Y0 2.5
Y1 2.7
Y2 4
Locking Mechanism Axial Holding Force 10.7 kN
Screw Tightening Torque 150 N·m

Properties

Lubricant Grease
Relubrication Hole With
Greasenipple With
Thread of Grease Fitting 1/8-27 NPT
Relubrication Grease Quantity 21 g
Weight 35.3 kg

Design Features of WSTU 407-SRB-SRH Bearing

WSTU 407-SRB-SRH 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 407-SRB-SRH 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 407-SRB-SRH 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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