Inner Rings LR8X12X12.5

The LR8X12X12.5 is a needle roller bearing inner ring with an 8mm bore and 12mm outer diameter, crafted from sturdy chrome steel. It’s designed for precise fits, with tight tolerances ensuring smooth operation.
Lubricated for reduced friction, this ring is ready to use straight out of the box. Its compact width of 12.5mm makes it suitable for space-saving applications.
With a 30° chamfer angle, installation is straightforward, and the 0.3mm minimum corner radius helps prevent stress concentration. Compliant with RoHS standards, it’s a safe choice for various industries.
Ideal for use in gearboxes or small machinery where precision and durability are key. Weighing just 5g, it’s lightweight yet robust for its size.

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Description

Features

Application

Q&A

Product Parameters

Part Number LR8X12X12.5
Brand TFL
Interchangeable brand INA
System of Measurement Metric
Roller Bearing Type Needle
Series LR
Bore Dia 8 mm
Bore Dia Tolerance -0.009mm to 0.002mm
Outer Dia 12 mm
Outer Dia Tolerance -0.011mm to 0
Width 12.5 mm
Width Tolerance 0 to 0.18mm
Material Chrome Steel
Lubrication Lubricated
RoHS Compliant
Weight 5 g
Rmin 0.3 mm

Inner Rings LR8X12X12.5 dimension drawing

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Features

How Is LR8X12X12.5 Bearing Engineered for Reliability?
LR8X12X12.5 Bearing is crafted from chrome steel, offering excellent durability and resistance to wear.
Its needle roller design ensures efficient load distribution, making it suitable for compact spaces.
The precise bore diameter tolerance of -0.009mm to 0.002mm guarantees a secure fit and smooth operation.
With a chamfer angle of 30°, LR8X12X12.5 Bearing facilitates easier installation and alignment.
Lubrication is pre-applied, reducing initial setup time and ensuring immediate performance.
Its lightweight design at just 5 grams makes it ideal for applications where weight is a concern.

Application

Key Fields for LR8X12X12.5 Bearing
LR8X12X12.5 Bearing is commonly used in compact industrial gearboxes, where its needle roller design efficiently handles high radial loads in tight spaces. The chrome steel construction ensures durability even in demanding operating conditions.
In automotive applications, LR8X12X12.5 Bearing fits well in small transmission components, providing smooth rotation and reducing friction. Its metric sizing makes it a versatile choice for various vehicle models.
For precision instruments like medical pumps, LR8X12X12.5 Bearing offers reliable performance due to its consistent tolerances. The lubricated design helps maintain smooth operation over extended periods.
In consumer electronics such as compact printers, LR8X12X12.5 Bearing’s small size and efficiency contribute to quieter operation. Its lightweight design is ideal for applications where space and weight are critical factors.