Search Ctrl K
Home / Tools
THE FEUTEX TOOLKIT

Maintenance Spare Part Coverage

Compare stocked critical spares with expected consumption during replenishment.

Business workspace● Runs in your browser
01 Your input
02 Your result
View or copy raw result data
FormulaCoverage = stock/usage; Surplus = stock-usage*lead_months-reserve

Made for real tasks

  • Compare stocked critical spares with expected consumption during replenishment.
  • Compare a revised operating scenario with the current plan.
Explore step-by-step workflows →

Worked example

Inputs

Stock
8 parts
Usage
2 parts/month
Lead months
3 months
Reserve
1 parts

Expected results

Coverage
4 months
Surplus
1 parts

Load the example in the workspace to reproduce these results. Display rounding does not change the underlying calculation.

How to use this tool

  1. Enter the measured quantities and planning assumptions in the displayed units.
  2. Run the calculation, then compare the result with your available capacity or actual records.
  3. Change one assumption at a time to compare operating scenarios.

Try this example

{
  "stock": 8,
  "usage": 2,
  "lead_months": 3,
  "reserve": 1
}

Accuracy and scope

Constant usage scenario; no stochastic reliability or safety-stock confidence model.

Is my data uploaded?

This tool runs locally in your browser. Input and output are not sent to a processing server. Copy or download your result before leaving the page.