UC313-40

UC313-40 Bearing Inserts
$165.03 /Each    info

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Overview

Part Number UC313-40
Brand: LILY Brand: LILY Interchangeable With: AMI

Characteristics

System of Measurement Inch
Duty Type Heavy Duty
Bore Type Cylindrical
Inner Ring Type Wide Inner Ring
Outer Ring type Spherical O.D.
Shaft Attachment Set Screw
Sealing Type Contact Seal and Slinger

Dimensions

Shaft Diameter 2.5"
Bore Dia 2.5"
Outer Dia 5.5118"
Length Through Bore 2.953"
Width of Inner Ring 2.953"
Width Of Outer Ring 1.496"
Distance face to thread centre 0.472"
Distance from Locking Device Side Face to Raceway Centre 1.772"
Distance to Lubrication hole 0.48"
Inner Ring Chamfer 0.138"
Outer Dia of Inner Ring 3.484"
Positioning Center Distance 1.181"
Set Screw Locking 120°

Material

Bearing Material AISI 52100 Steel
Retainer Material Steel Retainer

Performance

Dynamic Load Rating 20800 lbf
Static Load Rating 13500 lbf
Temperature Range -30° to 110 °C

Properties

Lubricant Prelubricated / Relubricatable
Thread of Grease Fitting 1/2-20"
RoHS Compliant
REACH Compliant
Weight 6.94 lbs

What does UC313-40 mean?

UC313-40 is an AMI inch wide inner ring ball bearing insert with set screw locking, spherical outer ring, for a 2 1/2" (63.5 mm) shaft. The part number breaks down into 3 segments:

UC
Wide inner ring ball bearing insert, set screw locking, spherical outer ring
313
Frame size 313, 300 series (heavy duty)
-40
Bore in sixteenths of an inch: 40/16" = 2 1/2" (63.5 mm)

Note: For inch mounted bearings, the number after the dash is the bore in sixteenths of an inch. For example, -8 is 1/2", -12 is 3/4" and -16 is 1".

Frequently asked questions

What does UC313-40 mean?

UC313-40 is an AMI inch wide inner ring ball bearing insert with set screw locking, spherical outer ring, for a 2 1/2" (63.5 mm) shaft. UC = wide inner ring ball bearing insert, set screw locking, spherical outer ring, 313 = frame size 313, 300 series (heavy duty), -40 = bore in sixteenths of an inch: 40/16" = 2 1/2" (63.5 mm).

What is the bore size of UC313-40?

The bore of UC313-40 is 2 1/2" (63.5 mm).

Design Features of UC313-40

UC313-40 feature a precision-engineered rolling element assembly housed within a durable, often cylindrical or spherical, outer shell designed for easy mounting. They typically include sealed or shielded designs to protect against contaminants while retaining lubrication, ensuring smooth rotation and reduced maintenance. Their standardized dimensions and self-aligning or snug-fit capabilities allow quick integration into pillow blocks, flange units, or other bearing housings for reliable shaft support.


What Benefits Can UC313-40 Provide?

  • Versatile Compatibility: Standardized dimensions allow easy installation into various housings such as pillow blocks, flange units, and cartridge assemblies.
  • Enhanced Shaft Support: Precision-engineered rolling elements ensure smooth rotation, accurate alignment, and stable load handling.
  • Reduced Maintenance: Sealed or shielded designs retain lubrication and protect against dust, moisture, and contaminants, extending service life.
  • Simplified Replacement: Inserts can be quickly replaced without removing the entire housing, minimizing downtime and labor costs.
  • Reliable Performance in Diverse Applications: Suitable for industrial, agricultural, and material-handling machinery, providing consistent operation under varying loads and conditions.


What Can UC313-40 Be Used for?

  • Pillow Block and Flange Bearing Units: They serve as the core rolling element assembly, providing smooth rotation and reliable shaft support.
  • Conveyor Systems: Used in rollers and pulleys to ensure efficient and stable material transport.
  • Industrial Machinery: Applied in mixers, crushers, and processing equipment requiring precise alignment and load handling.
  • Agricultural Equipment: Support rotating shafts in harvesters, conveyors, and irrigation systems under various environmental conditions.
  • Automated and Material Handling Systems: Used in packaging, sorting, and assembly equipment where consistent performance and minimal maintenance are essential.

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