Is OC-ALCI21-143 current?

OC-ALCI21-143 is listed as current in the AF e-Publishing catalog (publication date 2026-06-22).

Where do I download the official OC-ALCI21-143?

The official copy is published on AF e-Publishing (https://www.e-publishing.af.mil).

OC-ALCI21-143 — Identification Of Welding Material

OC-ALCI21-143 is listed as current Current
in the AF e-Publishing catalog as of our last index refresh (2026-07-11).

Branch	U.S. Air Force
Series	OC
Publication date	2026-06-22 (0.1 years ago)
Status	Current
Proponent / OPR	OC-ALC
Source of record	AF e-Publishing

Official document (AF e-Publishing)

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Get an email if OC-ALCI21-143 is revised, superseded, or rescinded.

Nearby in the OC series

OC-ALCI21-101 — Sran Engine Management Current
OC-ALCI21-103 — Equipment-Maintenance/Inspection And Documentation Current
OC-ALCI21-105 — Identification Of Metal Used In The Manufacturing Processes Current
OC-ALCI23-101 — Precious Metals Recovery Program (Pmrp) Current
OC-ALCI24-300 — Vehicle Management And Operations Current

This is an unofficial index built from the public catalog. The controlling copy is always the one on AF e-Publishing — verify there before citing OC-ALCI21-143 in an official product.