Engineering Workspace

Tolerance Stackup Calculator & Engineering Guide - AluCalc

RSS (Root Sum Squares) analysis for assembly fit-up.

Mathematical Definition

T_{total} = \sqrt{\sum T_i^2}
Ttotal=Assem tolerance
Ti=Component tolerance

Real-Time Solver

T_{total} = \sqrt{\sum T_i^2}

Parameters Configuration

Interactive Solver
Tolerance limit
±0%
Tolerance limit
±0%
Calculated Output (T_{total})
Waiting...

Calculation Procedure

  1. 1

    Define system parameters for Tolerance Stackup.

  2. 2

    Consult the technical reference table for material constants.

  3. 3

    Apply the ASME Y14.5 formula.

  4. 4

    Run the post-calculation design checks.

Practical Engineering Application

In Manufacturing applications, accurate Tolerance Stackup analysis is vital for safety and performance.

✓ Design Checklist

  • Verify worst case vs RSS
  • Check datum alignment
v5.0.0 — BUILD 2026-06-15