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MIL-PRF

United States Military Performance Specification · issued by US Department of Defense

What it certifies

Performance specifications for specific part classes — MIL-PRF-39012 for RF connectors, MIL-PRF-27 for transformers.

Why a buyer should care

Stronger than a MIL-STD claim because it is tied to a defined part class with defined qualification testing. Ask for the QPL listing.

Typically required for

Connectors, cables, passive components, magnetics.

Suppliers claiming it (2)

These are claims published by the suppliers themselves. We have not seen the certificates. Always ask for a current certificate and its scope before placing work.