5-Pin Unshrouded Header for Board-to-Board Stacking
Tin-plated contacts (78.7 µinch on both mating face and post) are rated 3 A per contact.
The base product number is 77311, which covers the BERGSTIK® header family. No official cross-reference or pin-compatible alternative is listed, so the BOM position should be matched directly to this order code.
