Is OPNAVINST 5250.4A current?

OPNAVINST 5250.4A is listed as current in the DON Issuances (DONI) catalog (publication date 2026-05-07).

Where do I download the official OPNAVINST 5250.4A?

The official copy is published on DON Issuances (DONI) (https://www.secnav.navy.mil/doni/).

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OPNAVINST 5250.4A — OCEANOGRAPHIC AND ATMOSPHERIC MASTER LIBRARY IMPLEMENTATION AND APPLICATION

OPNAVINST 5250.4A is listed as current Current
in the DON Issuances (DONI) catalog as of our last index refresh (2026-07-11).

Branch	U.S. Navy
Series	OPNAVINST
Publication date	2026-05-07 (0.2 years ago)
Status	Current
Proponent / OPR	N2N6
Source of record	DON Issuances (DONI)

Official document (DON Issuances (DONI))

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Nearby in the OPNAVINST series

OPNAVINST 5239.1E — U.S. NAVY CYBERSECURITY PROGRAM Current
OPNAVINST 5239.2A — NAVY INTERNET PROTOCOL AND DOMAIN NAME SERVICE MANAGEMENT Current
OPNAVINST 5250.4 — OCEANOGRAPHIC AND ATMOSPHERIC MASTER LIBRARY IMPLEMENTATION AND APPLICATION Rescinded / cancelled
OPNAVINST 5250.5 — NAVAL OCEANOGRAPHY ENTERPRISE DATA GOVERNANCE Current
OPNAVINST 5300.10B — NAVY SELECTED RESERVE INCENTIVE PROGRAMS Current

This is an unofficial index built from the public catalog. The controlling copy is always the one on DON Issuances (DONI) — verify there before citing OPNAVINST 5250.4A in an official product.