Lot-Controlled Spare Part
A lot-controlled spare part is inventory tracked by batch or lot so manufacturing source, receipt, expiry, inspection, and usage remain traceable.
What this term means in maintenance
A lot-controlled spare part is inventory tracked by batch or lot so manufacturing source, receipt, expiry, inspection, and usage remain traceable.
When lot control is useful
Lot control may apply to:
- Lubricants
- Adhesives
- Chemicals
- Gaskets
- Welding consumables
- Sealants
- Filters
- Safety-critical components
Practical example
A food-grade lubricant is issued by lot number and expiry date to a specific maintenance work order.
Information tracked
A lot record may include supplier, manufacturing lot, receipt date, expiry, certificate, inspection, and remaining quantity.
Traceability
Lot control supports recalls, contamination investigation, quality review, and shelf-life management.
Common mistake
Combining different lots into one untraceable stock balance can remove quality and expiry evidence.
Related concepts
Related maintenance terms
Keep exploring connected CMMS, reliability, and maintenance planning terms.
Traceability
Traceability is the ability to follow the history, application, location, ownership, and evidence of an asset, instrument, part, document, or maintenance activity.
Spare Parts Inventory
Spare parts inventory is the controlled stock of replacement components and consumables kept available to support equipment maintenance and reduce avoidable downtime.
Good Manufacturing Practice Maintenance
Good Manufacturing Practice maintenance is the controlled upkeep of facilities, utilities, and equipment so they remain suitable for producing safe and conforming products.
Glossary FAQs
- What is a lot-controlled spare part?
Inventory tracked by manufacturing batch or lot.
- Why is lot control used?
For expiry, certificate, recall, contamination, supplier, and usage traceability.
- What materials commonly need it?
Lubricants, chemicals, adhesives, gaskets, welding consumables, and selected critical parts.