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Spares Calculator Express
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Logistic Data
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Units Per System
Systems in Service
Daily Op Hours
Repair Delay (Days)
MTBF (Hours)
NFF Ratio (%)
Unit Cost
SOR Goal (%)
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Equipment Data
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Equipment
Part Number
Manufacturer
Project Data
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Project
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Stock-Out-Risk Calculator
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MTBSO Calculator
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Spare Parts vs SOR
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Results Summary
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Project
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Store or Depot
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Equipment
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Part Number
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Manufacturer
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Recommendation
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Spare Units
Stock-Out-Risk - Goal
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%
Stock-Out-Risk - Expected
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%
Total Cost
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Fleet Operating Time
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Hours
MTBR
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Hours
Mean Returns
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Units
Tabular Results
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Spares
Stock-Out-Risk
Stock-Out-Risk (%)
Cost
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Maximum MTBSO Range
Stop calculating when the MTBSO exceeds:
10 Years
100 Years
1,000 Years
10,000 Years
100,000 Years
1,000,000 Years
10,000,000 Years
100,000,000 Years
1,000,000,000 Years
This can improve the appearance of some charts and tables.
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