I can see that the passages provided contain metadata and references to MIL-HDBK-419 and MIL-HDBK-419A, but they do not include the actual substantive content or specific paragraphs of the handbook itself—only title pages, figure references, and cross-references from other military standards.
Not found in the indexed publications — check the official source.
To obtain the actual technical guidance from MIL-HDBK-419A (Grounding, Bonding, and Shielding for Electronic Equipments and Facilities), consult the authoritative source at https://assist.dla.mil or contact your local Air Force publications office.
Unofficial — answered from indexed publication text, which may be incomplete or out of date. Your MAJCOM/unit supplement may be stricter. Verify the official PDF before acting or writing a finding.
No departmental passage retrieved.
No supplement passage retrieved — check the supplement chain on the pub page before citing.
No federal/DoD passage retrieved.