UCLF203

UCLF203 Flange Bearing
$20.43 /Each    info

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Overview

Part Number UCLF203
Brand: LILY Brand: LILY Interchangeable With: AMI
Bearing Part Number UCW203
Housing Part Number LF3
Product Series UCLF200/UCF200

Characteristics

System of Measurement Metric
Housing Style Flange Bearing
Housing Configuration 1 Piece Solid
Bearing Type Ball Bearing
Bearing Duty Standard Duty
Expansion Type Non-Expansion Bearing (Fixed)
Bore Type Straight
Inner Ring Type Wide Inner Ring
Shaft Mount Type Set Screw Locking
Bearing Seal Type Double Sealed

Dimensions

Shaft Diameter 17 mm
Bore Dia 17 mm
Length Through Bore 26 mm
Width of Inner Ring 26 mm
Whole Length 76 mm
Whole Width 76 mm
Overall Height 32.7 mm
Housing Height 28 mm
Mounting Bolt Size M8
Hole Center to Center 1 54 mm
Bore Dia Tolerance -0.0005" to 0"
Bolt Circle Dia 76 mm
Flange Height 9.5 mm
Flange Thickness 9.5 mm
Hole Width 10.5 mm

Material

Bearings Material AISI 52100 Steel
Housing Material Iron

Performance

Temperature Range -30° to 110 °C

Properties

Lubrication Required
Lubrication Fitting Tap 1/4-28 UNF
RoHS Compliant
REACH Compliant
Weight 0.5 kg

What does UCLF203 mean?

UCLF203 is an AMI metric iron four-bolt flange unit with a wide inner ring insert and set screw locking, for a 17 mm shaft. The part number breaks down into 4 segments:

UC
Wide inner ring ball bearing insert, set screw locking, spherical outer ring. Insert part number is UCW203
LF
Housing style: iron four-bolt flange. Housing part number is LF3
2
200 series (normal duty)
03
Bore code: 03 = 17 mm

Note: For metric mounted bearings, the bore is usually the bore code × 5 mm. Codes 00, 01, 02 and 03 are the exceptions: 10, 12, 15 and 17 mm.

Frequently asked questions

What does UCLF203 mean?

UCLF203 is an AMI metric iron four-bolt flange unit with a wide inner ring insert and set screw locking, for a 17 mm shaft. UC = wide inner ring ball bearing insert, set screw locking, spherical outer ring. Insert part number is UCW203, LF = housing style: iron four-bolt flange. Housing part number is LF3, 2 = 200 series (normal duty), 03 = bore code: 03 = 17 mm.

What is the bore size of UCLF203?

The bore of UCLF203 is 17 mm.

Design Features of UCLF203 Bearing

UCLF203 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 UCLF203 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 UCLF203 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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