Black Squirrel NSN Explorer is provided as a service to support the Procurement, Maintenance and Support of Government supply items. Please note that Black Squirrel NSN Explorer is NOT affiliated with the U.S. Government.

NSN Explorer provides public information about National Stock Number supply items. It utilizes the Public Federal Logistics Information System Data made available by the Defense Logistics Agency. A Site Membership is required, but basic search capability is Free.

Search provides the ability to lookup NSNs by:

• National Stock Number (NSN)
• National Item Identification Number(NIIN)
• Part Number or Partial Part Number
• CAGE Code
• Part Number and Cage Code combination
• Item Name/Characteristics Keywords (with Basic Plus Subscription)

To access the Black Squirrel NSN Explorer search tool, become a free member by clicking the "Register" button at the top of the page.