Press Fit Calculator
Input Units
mm
in
Pin Inputs
Pin Inner Diameter
Nominal
Tolerance
Tolerance type (pin inner diameter)
± symmetric
+ / −
Min / max
Plus/minus half-range
+
−
Min
Max
Pin Outer Diameter
Nominal
Tolerance
Tolerance type (pin outer diameter)
± symmetric
+ / −
Min / max
Plus/minus half-range
+
−
Min
Max
Pin Length
Nominal
Tolerance
Tolerance type (pin length)
± symmetric
+ / −
Min / max
Plus/minus half-range
+
−
Min
Max
Pin Material
Choose Material
Steel
Aluminum
Plastic
Hub Inputs
Hub Inner Diameter
Nominal
Tolerance
Tolerance type (hub inner diameter)
± symmetric
+ / −
Min / max
Plus/minus half-range
+
−
Min
Max
Hub Outer Diameter
Nominal
Tolerance
Tolerance type (hub outer diameter)
± symmetric
+ / −
Min / max
Plus/minus half-range
+
−
Min
Max
Hub Length
Nominal
Tolerance
Tolerance type (hub length)
± symmetric
+ / −
Min / max
Plus/minus half-range
+
−
Min
Max
Hub Material
Choose Material
Steel
Aluminum
Plastic
Temperature
Temperature units
°C
°F
Min
Nominal
Max
Submit
Reset
Calculation Warnings:
×
Outputs
Interference values
Stress Units
MPa
psi
ksi
Hoop Stress
Hub Max Hoop Stress
Pin Max Hoop Stress
Radial Stress
Hub Max Radial Stress
Pin Max Radial Stress
Press Force
Force units
N
lbs
Friction override
μ
Press Torque
Torque units
N-m
ft-lb
in-lb