Friction Moment on Roller Contact Bearing Calculator

✖Coefficient of friction for bearing is the ratio defining the force that resists the motion of the oil in relation to another body in contact with it.ⓘ Coefficient of friction for bearing [μ]			+10% -10%
✖Load acting on bearing is the force acting onto the bearing.ⓘ Load Acting on Bearing [W]			+10% -10%
✖Bore Diameter of bearing is the inner diameter of a bearing, referred to as inner diameter.ⓘ Bore Diameter of bearing [d]			+10% -10%

✖Friction moment on bearing is the moment acting onto the bearing races due to the friction between their rotating surfaces.ⓘ Friction Moment on Roller Contact Bearing [M_t]

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Formula

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Friction Moment on Roller Contact Bearing

Formula

`"M"_{"t"} = "μ"*"W"*("d"/2)`

Example

`"116.1N*mm"="0.0043"*"1800N"*("30mm"/2)`

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Friction Moment on Roller Contact Bearing Solution

STEP 0: Pre-Calculation Summary

Formula Used

Friction moment on bearing = Coefficient of friction for bearing*Load Acting on Bearing*(Bore Diameter of bearing/2)
M_t = μ*W*(d/2)
This formula uses 4 Variables

Variables Used

Friction moment on bearing - (Measured in Newton Meter) - Friction moment on bearing is the moment acting onto the bearing races due to the friction between their rotating surfaces.
Coefficient of friction for bearing - Coefficient of friction for bearing is the ratio defining the force that resists the motion of the oil in relation to another body in contact with it.
Load Acting on Bearing - (Measured in Newton) - Load acting on bearing is the force acting onto the bearing.
Bore Diameter of bearing - (Measured in Meter) - Bore Diameter of bearing is the inner diameter of a bearing, referred to as inner diameter.

STEP 1: Convert Input(s) to Base Unit

Coefficient of friction for bearing: 0.0043 --> No Conversion Required
Load Acting on Bearing: 1800 Newton --> 1800 Newton No Conversion Required
Bore Diameter of bearing: 30 Millimeter --> 0.03 Meter (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

M_t = μ*W*(d/2) --> 0.0043*1800*(0.03/2)

Evaluating ... ...

M_t = 0.1161

STEP 3: Convert Result to Output's Unit

0.1161 Newton Meter -->116.1 Newton Millimeter (Check conversion here)

FINAL ANSWER

116.1 Newton Millimeter <-- Friction moment on bearing

(Calculation completed in 00.020 seconds)

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Home » Engineering » Mechanical » Machine Design » Design of Rolling Contact Bearing » Rolling Contact Bearing Configuration » Friction Moment on Roller Contact Bearing

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Created by Vaibhav Malani

National Institute of Technology (NIT), Tiruchirapalli

Vaibhav Malani has created this Calculator and 600+ more calculators!

Verified by Anshika Arya

National Institute Of Technology (NIT), Hamirpur

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< 21 Rolling Contact Bearing Configuration Calculators

Radial Factor of Roller Contact Bearing given Race Rotation Factor

Go Radial Factor = (Equivalent dynamic load on bearing-(Thrust Factor for Bearing*Axial or thrust load acting on bearing))/(Race-rotation factor*Radial load acting on bearing)

Radial Load on Bearing given Race Rotation Factor

Go Radial load acting on bearing = (Equivalent dynamic load on bearing-(Thrust Factor for Bearing*Axial or thrust load acting on bearing))/(Radial Factor*Race-rotation factor)

Race Rotation Factor of Roller Contact Bearing

Go Race-rotation factor = (Equivalent dynamic load on bearing-(Thrust Factor for Bearing*Axial or thrust load acting on bearing))/(Radial Factor*Radial load acting on bearing)

Axial Thrust Load on Bearing given Race Rotation Factor

Go Axial or thrust load acting on bearing = (Equivalent dynamic load on bearing-(Radial Factor*Race-rotation factor*Radial load acting on bearing))/Thrust Factor for Bearing

Thrust factor of Bearing given Race Rotation Factor

Go Thrust Factor for Bearing = (Equivalent dynamic load on bearing-(Radial Factor*Race-rotation factor*Radial load acting on bearing))/Axial or thrust load acting on bearing

Radial Factor of Roller Contact Bearing

Go Radial Factor = (Equivalent dynamic load on bearing-(Thrust Factor for Bearing*Axial or thrust load acting on bearing))/(Radial load acting on bearing)

Radial Load on Bearing

Go Radial load acting on bearing = (Equivalent dynamic load on bearing-(Thrust Factor for Bearing*Axial or thrust load acting on bearing))/(Radial Factor)

Axial Thrust Load on Bearing given Thrust Factor

Go Axial or thrust load acting on bearing = (Equivalent dynamic load on bearing-(Radial Factor*Radial load acting on bearing))/Thrust Factor for Bearing

Thrust factor of Bearing

Go Thrust Factor for Bearing = (Equivalent dynamic load on bearing-(Radial Factor*Radial load acting on bearing))/Axial or thrust load acting on bearing

Number of Bearings required given Reliability

Go Number of Bearings = (log10(Reliability of Bearing System))/(log10(Reliability of Bearing))

Load on Bearing given Moment on bearing

Go Load Acting on Bearing = Friction moment on bearing/(Coefficient of friction for bearing*(Bore Diameter of bearing/2))

Coefficient of Friction of Roller Contact Bearing

Go Coefficient of friction for bearing = 2*Friction moment on bearing/(Bore Diameter of bearing*Load Acting on Bearing)

Friction Moment on Roller Contact Bearing

Go Friction moment on bearing = Coefficient of friction for bearing*Load Acting on Bearing*(Bore Diameter of bearing/2)

Bore Diameter of Bearing

Go Bore Diameter of bearing = 2*Friction moment on bearing/(Coefficient of friction for bearing*Load Acting on Bearing)

Reliability of Bearing

Go Reliability of Bearing = e^(-(Corresponding Life of Bearing/Constant a of Bearing)^Constant b of Bearing)

Train Wheel Diameter considering Bearing Life

Go Train Wheel Diameter = (1000/(pi*Rated Bearing Life))*Nominal Life in Millions of Kilometers

Nominal Life of Roller Contact Bearing

Go Nominal Life in Millions of Kilometers = Rated Bearing Life/(1000/(pi*Train Wheel Diameter))

Speed of Rotation of Bearing

Go Speed of bearing in rpm = Rated Bearing Life*(10^6)/(60*Rated Bearing Life in Hours)

Reliability of Bearing given Number of Bearings

Go Reliability of Bearing = Reliability of Bearing System^(1/Number of Bearings)

Reliability of Complete Bearing System

Go Reliability of Bearing System = Reliability of Bearing^Number of Bearings

Median Life of Roller Contact Bearing

Go Median Life of Bearing = 5*Rated Bearing Life

Friction Moment on Roller Contact Bearing Formula

Friction moment on bearing = Coefficient of friction for bearing*Load Acting on Bearing*(Bore Diameter of bearing/2)
M_t = μ*W*(d/2)

What is a rolling contact bearing?

The term rolling contact bearings refers to the wide variety of bearings that use spherical balls or some other type of roller between the stationary and the moving elements. The most common type of bearing supports a rotating shaft, resisting purely radial loads or a combination of radial and axial (thrust) loads.

How to Calculate Friction Moment on Roller Contact Bearing?

Friction Moment on Roller Contact Bearing calculator uses Friction moment on bearing = Coefficient of friction for bearing*Load Acting on Bearing*(Bore Diameter of bearing/2) to calculate the Friction moment on bearing, Friction Moment on Roller Contact Bearing is the moment acting onto the bearing as a result of the friction between the bearing surface. Friction moment on bearing is denoted by M_t symbol.

How to calculate Friction Moment on Roller Contact Bearing using this online calculator? To use this online calculator for Friction Moment on Roller Contact Bearing, enter Coefficient of friction for bearing (μ), Load Acting on Bearing (W) & Bore Diameter of bearing (d) and hit the calculate button. Here is how the Friction Moment on Roller Contact Bearing calculation can be explained with given input values -> 116100 = 0.0043*1800*(0.03/2).

FAQ

What is Friction Moment on Roller Contact Bearing?

Friction Moment on Roller Contact Bearing is the moment acting onto the bearing as a result of the friction between the bearing surface and is represented as M_t = μ*W*(d/2) or Friction moment on bearing = Coefficient of friction for bearing*Load Acting on Bearing*(Bore Diameter of bearing/2). Coefficient of friction for bearing is the ratio defining the force that resists the motion of the oil in relation to another body in contact with it, Load acting on bearing is the force acting onto the bearing & Bore Diameter of bearing is the inner diameter of a bearing, referred to as inner diameter.

How to calculate Friction Moment on Roller Contact Bearing?

Friction Moment on Roller Contact Bearing is the moment acting onto the bearing as a result of the friction between the bearing surface is calculated using Friction moment on bearing = Coefficient of friction for bearing*Load Acting on Bearing*(Bore Diameter of bearing/2). To calculate Friction Moment on Roller Contact Bearing, you need Coefficient of friction for bearing (μ), Load Acting on Bearing (W) & Bore Diameter of bearing (d). With our tool, you need to enter the respective value for Coefficient of friction for bearing, Load Acting on Bearing & Bore Diameter of bearing and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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