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Median Life of Roller Contact Bearing Formula

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Median life of bearing is defined as five times the value of the rated bearing life in millions of revolutions. Check FAQs

L 50 = 5 \cdot L 10

L₅₀ - Median Life of Bearing?L₁₀ - Rated Bearing Life?

Median Life of Roller Contact Bearing Example

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Here is how the Median Life of Roller Contact Bearing equation looks like with Values.

Here is how the Median Life of Roller Contact Bearing equation looks like with Units.

Here is how the Median Life of Roller Contact Bearing equation looks like.

720 = 5 \cdot 144

720 = 5 \cdot 144

720 = 5 \cdot 144

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Median Life of Roller Contact Bearing Solution

Follow our step by step solution on how to calculate Median Life of Roller Contact Bearing?

FIRST Step Consider the formula

L 50 = 5 \cdot L 10

Next Step Substitute values of Variables

∴

L 50 = 5 \cdot 144

Next Step Prepare to Evaluate

∴

L 50 = 5 \cdot 144

LAST Step Evaluate

∴

L 50 = 720

Median Life of Roller Contact Bearing Formula Elements

Variables

Median Life of Bearing

Median life of bearing is defined as five times the value of the rated bearing life in millions of revolutions.

Symbol: L₅₀

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Median Life of Bearing

Rated Bearing Life

Rated Bearing Life is defined as the total number of million revolutions the bearing rotates before failure.

Symbol: L₁₀

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Rated Bearing Life

Other formulas in Rolling Contact Bearing Configuration category

Go Radial Load on Bearing given Race Rotation Factor

F r = \frac{P eq - (Y \cdot F a)}{X \cdot V}

Go Axial Thrust Load on Bearing given Race Rotation Factor

F a = \frac{P eq - (X \cdot V \cdot F r)}{Y}

Go Race Rotation Factor of Roller Contact Bearing

V = \frac{P eq - (Y \cdot F a)}{X \cdot F r}

Go Radial Factor of Roller Contact Bearing given Race Rotation Factor

X = \frac{P eq - (Y \cdot F a)}{V \cdot F r}

How to Evaluate Median Life of Roller Contact Bearing?

Median Life of Roller Contact Bearing evaluator uses Median Life of Bearing = 5*Rated Bearing Life to evaluate the Median Life of Bearing, Median Life of Roller Contact Bearing is the life of the bearing calculated using the rated bearing life. It is the life till which 50% of the bearings die. Median Life of Bearing is denoted by L₅₀ symbol.

How to evaluate Median Life of Roller Contact Bearing using this online evaluator? To use this online evaluator for Median Life of Roller Contact Bearing, enter Rated Bearing Life (L₁₀) and hit the calculate button.

FAQs on Median Life of Roller Contact Bearing

What is the formula to find Median Life of Roller Contact Bearing?

The formula of Median Life of Roller Contact Bearing is expressed as Median Life of Bearing = 5*Rated Bearing Life. Here is an example- 720 = 5*144.

How to calculate Median Life of Roller Contact Bearing?

With Rated Bearing Life (L₁₀) we can find Median Life of Roller Contact Bearing using the formula - Median Life of Bearing = 5*Rated Bearing Life.

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