Bearing Size Calculator
Calculate bearing circumference and volume from inner diameter, outer diameter, and length. Essential for material estimation, specifications, and engineering design.
Bearing Size Calculator
Bearing Dimensions
How to Use the Calculator?
Input Values
- Inner Diameter (ID): Enter the diameter of the hole inside the bearing (in millimeters).
- Outer Diameter (OD): Enter the diameter of the outside of the bearing (in millimeters).
- Length: Enter the length of the bearing (in millimeters).
Perform Calculations
Click the "Calculate" button. The calculator computes:
- Inner Circumference: The distance around the inner edge of the bearing.
- Outer Circumference: The distance around the outer edge of the bearing.
- Volume: The amount of material in the bearing (excluding the inner hole).
View Results
After calculation, the results display:
- Bearing Size as ID Γ OD Γ Length
- Inner and Outer Circumference in mm
- Volume in cubic millimeters (mmΒ³)
Calculation Formulas
Inner Circumference
The distance around the inner edge of the bearing.
Outer Circumference
The distance around the outer edge of the bearing.
Volume
The amount of space inside the bearing, excluding the inner cylindrical hole.
Example Calculation
Let's say you enter the following values:
The calculator performs these calculations:
The results will be displayed, showing the calculated circumferences and volume based on the input dimensions.
Choosing the Right Bearing
Knowing the correct bearing size is just the first step. The right bearing also depends on the material and application environment.
Bearing Materials
Explore PTFE, bronze, stainless steel, nylon and other self-lubricating bearing materials. Each offers unique properties for different operating conditions.
Explore Materials βIndustry Applications
From automotive and aerospace to construction and mining β discover how JBM self-lubricating bearings perform across 14+ industries.
View Applications βNeed Custom Bearing Sizes?
JBM manufactures self-lubricating bearings in standard and custom sizes. Contact our engineers for sizing assistance and custom manufacturing options.
Contact an Engineer