New cleaning compound.

[ILLUSTRATIONS OMITTED]

Mechanics, don't waste time ordering the corrosion cleaning compound, NSN 6850-01-339-5227, listed on EM 0126, TM 1-1520-Longbow/Apache. It's been discontinued.

Instead, order the replacement cleaning compound with NSN 6850-01-433-0873.

Make a note until the next update to TM 1-1520-Longbow/Apache, EM 0126.

Also, remember to check out Chapter 2 of TM 1-1500-344-23-4 for other consumable materials for corrosion control.