Is MCO 1331.2K current?

MCO 1331.2K is listed as current in the MCPEL catalog (publication date 2003-12-18).

Where do I download the official MCO 1331.2K?

The official copy is published on MCPEL (https://www.marines.mil/News/Publications/MCPEL/).

MCO 1331.2K — TRANSITION/CONVERSION TRAINING FOR MARINE NAVAL AVIATORS AND NAVAL FLIGHT OFFICERS

MCO 1331.2K is listed as current Current
in the MCPEL catalog as of our last index refresh (2026-07-11). Note: its publication date is 2003-12-18 — 23 years old — so check for newer interim changes before citing it.

Branch	U.S. Marine Corps
Series	MCO
Publication date	2003-12-18 (22.6 years ago)
Status	Current
Proponent / OPR	Not listed
Source of record	MCPEL

Official document (MCPEL)

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Nearby in the MCO series

MCO 1326.5E — MARINE CORPS WEB ORDERS SYSTEMS (WEB ORDERS) Current
MCO 1326.6 CH-1 — SELECTING, SCREENING, AND PREPARING ENLISTED MARINES FOR SCREENABLE BILLETS AND INDEPENDENT DUTY ASSIGNMENTS (SCREENMAN) Current
MCO 1326.7F — SELECTION AND SCREENING CRITERIA FOR MARINES DESIRING ASSIGNMENT TO MARINE HELICOPTER SQUADRON ONE (HMX-1) Current
MCO 13480.1_ W/VOLUMES 1-2 — JOINT AIRDROP INSPECTION RECORDS, MALFUNCTION INVESTIGATIONS, AND ACTIVITY REPORTING Current
MCO 13670.1G — MANAGEMENT AND ADMINISTRATION OF UNITED STATES MARINE CORPS MOBILE FACILITY (MF) PROGRAM AND RELATED EQUIPMENT Current

This is an unofficial index built from the public catalog. The controlling copy is always the one on MCPEL — verify there before citing MCO 1331.2K in an official product.