Force on Key Formula

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The Force on Key is the load applied to a key in a mechanical assembly, crucial for ensuring proper engagement and transmission of torque between components. Check FAQs
F=2Mtds
F - Force on Key?Mt - Transmitted Torque by Keyed Shaft?ds - Diameter of Shaft using Key?

Force on Key Example

With values
With units
Only example

Here is how the Force on Key equation looks like with Values.

Here is how the Force on Key equation looks like with Units.

Here is how the Force on Key equation looks like.

9980Edit=2224500Edit44.99Edit
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Force on Key Solution

Follow our step by step solution on how to calculate Force on Key?

FIRST Step Consider the formula
F=2Mtds
Next Step Substitute values of Variables
F=2224500N*mm44.99mm
Next Step Convert Units
F=2224.5N*m0.045m
Next Step Prepare to Evaluate
F=2224.50.045
Next Step Evaluate
F=9979.99999110913N
LAST Step Rounding Answer
F=9980N

Force on Key Formula Elements

Variables
Force on Key
The Force on Key is the load applied to a key in a mechanical assembly, crucial for ensuring proper engagement and transmission of torque between components.
Symbol: F
Measurement: ForceUnit: N
Note: Value should be greater than 0.
Transmitted Torque by Keyed Shaft
The Transmitted Torque by Keyed Shaft is the rotational force transferred through a keyed connection, essential for ensuring reliable power transmission in mechanical systems.
Symbol: Mt
Measurement: TorqueUnit: N*mm
Note: Value should be greater than 0.
Diameter of Shaft using Key
The Diameter of Shaft using Key is the measurement across the widest part of a shaft that accommodates a key for secure attachment and torque transmission.
Symbol: ds
Measurement: LengthUnit: mm
Note: Value should be greater than 0.

Other formulas in Design of Square and Flat Keys category

​Go Torque Transmitted by Keyed Shaft given Force on Keys
Mt=Fds2
​Go Shaft Diameter given Force on Key
ds=2MtF
​Go Shear Stress in given Force on Key
𝜏flat key=Fbkl
​Go Width of Key given Shear Stress in Key
bk=F𝜏flat keyl

How to Evaluate Force on Key?

Force on Key evaluator uses Force on Key = 2*Transmitted Torque by Keyed Shaft/Diameter of Shaft using Key to evaluate the Force on Key, Force on Key formula is defined as a measure of the force exerted on a key in mechanical systems, which is crucial for ensuring the proper functioning and stability of machine components. This formula helps in the design and analysis of key connections in machinery. Force on Key is denoted by F symbol.

How to evaluate Force on Key using this online evaluator? To use this online evaluator for Force on Key, enter Transmitted Torque by Keyed Shaft (Mt) & Diameter of Shaft using Key (ds) and hit the calculate button.

FAQs on Force on Key

What is the formula to find Force on Key?
The formula of Force on Key is expressed as Force on Key = 2*Transmitted Torque by Keyed Shaft/Diameter of Shaft using Key. Here is an example- 10080 = 2*224.5/0.04498998.
How to calculate Force on Key?
With Transmitted Torque by Keyed Shaft (Mt) & Diameter of Shaft using Key (ds) we can find Force on Key using the formula - Force on Key = 2*Transmitted Torque by Keyed Shaft/Diameter of Shaft using Key.
Can the Force on Key be negative?
No, the Force on Key, measured in Force cannot be negative.
Which unit is used to measure Force on Key?
Force on Key is usually measured using the Newton[N] for Force. Exanewton[N], Meganewton[N], Kilonewton[N] are the few other units in which Force on Key can be measured.
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