Award & contract administrationIdentification system
FSN
Federal Stock Number
Definition
A Federal Stock Number is a standardized identifier for items in the federal supply system, part of the National Stock Number system. FSNs enable consistent identification, cataloging, and procurement of supply items across government agencies.
Understanding FSN structures helps contractors navigate federal supply requirements and catalog their products appropriately. FSN assignment supports item identification in logistics systems. Proper FSN usage ensures accurate supply chain management and procurement processing.
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