F4B 212-SRB-SRE

F4B 212-SRB-SRE Flange Bearing
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Overview

Part Number F4B 212-SRB-SRE
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 4-Bolt Flange
Bearing Type Spherical roller bearing
Bearing Position Non-locating
Bore Type Cylindrical
Shaft Mount Type Set screws
Bearing Housing Seal Type Radial lip seal
Unit Sealing Arrangement Optional end cover
Number of Mounting Holes 4
Number of Set Screws 2

Dimensions

Shaft Diameter 69.85 mm
Width of Inner Ring 92.075 mm
Whole Length 182.563 mm
Whole Width 96.044 mm
Housing Width 73.025 mm
Attachment Bolt Diameter 19.05 mm
Mounting Hole Dia 20.638 mm
Hole Center to Center 141.288 mm
Axial Displacement (S) 0.794 mm
Bearing Centre to Inner Ring End (s) 31.75 mm
Bearing Mean Diameter 102.616 mm
Collar Diameter 110.04 mm
Flange Thickness 19.05 mm
Machined Face to Bearing Centre 36.513 mm
Overall Bearing Width 92.075 mm
Set Screw Thread Size 1/2"-20 UNF-3A x 3/4"
Width with Cover 114.3 mm

Material

Bearings Material Bearing steel
Coating Without
Housing Material Cast iron

Performance

Dynamic Load Rating 184 kN
Static Load Rating 240 kN
Fatigue Load Limit 26.5 kN
Max Speed 2100 rpm
Limiting Value 0.22
Y0 2.8
Y1 3
Y2 4.6
Locking Mechanism Axial Holding Force 4 kN
Screw Tightening Torque 70.1 N·m

Properties

Lubricant Grease
Relubrication Hole With
Greasenipple With
Thread of Grease Fitting 1/8-27 NPT
Relubrication Grease Quantity 8 g
Weight 8.53 kg

Design Features of F4B 212-SRB-SRE Bearing

F4B 212-SRB-SRE feature an integrated bearing insert and a flanged housing that allows direct mounting onto vertical or side surfaces for precise shaft positioning. The flanged design ensures secure alignment and stable load distribution, even in compact or space-limited installations. Sealed constructions and durable housing materials enhance protection against contaminants and extend service life in industrial environments.


What Benefits Can F4B 212-SRB-SRE Bearing Provide?

  • Compact and Space-Saving Design: The flanged housing allows direct mounting to equipment frames or walls, making it ideal for installations with limited space.
  • Accurate Shaft Positioning: The flange structure helps maintain precise axial and radial alignment, improving operational stability and reducing vibration.
  • Easy Installation and Secure Mounting: Pre-drilled mounting holes enable quick installation while ensuring firm and reliable fixation.
  • Good Load Support Capability: Flange bearings can handle radial loads and moderate axial loads, suitable for a wide range of light to medium-duty applications.
  • Low Maintenance and Long Service Life: Sealed designs and robust materials protect against dust and contaminants, minimizing maintenance requirements and extending bearing life.


What Can F4B 212-SRB-SRE Bearing Be Used for?

  • Conveyor and Transfer Systems: They support shafts mounted on vertical or side panels, ensuring accurate alignment in compact conveyor layouts.
  • Packaging and Automation Equipment: Widely applied in automated production lines where precise positioning and space efficiency are critical.
  • Food and Beverage Processing Machinery: Used in equipment requiring hygienic designs and stable shaft support, often with stainless steel housings.
  • Material Handling and Light Industrial Machinery: Suitable for guides, rollers, and auxiliary shafts operating under moderate loads.
  • Agricultural and General Machinery: Applied in pumps, fans, and small mechanical systems where reliable, easy-to-mount bearing solutions are required.

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