MCO 4400.16H governs the Marine Corps Uniform Materiel Movement and Issue Priority System, including requisitions, materiel movement, and issue priority.
View MCO 4400.16H on armypubs.army.mil
MCO 4400.16H establishes procedures for priority designators, Force/Activity Designator assignments to programs, time-definite delivery standards, and expedited handling of critically needed items. It requires applicable supply status to be dispatched within specified timeframes and sets conditions for transportation, requisition processing, and program requests.
Applies to: The priority system set forth in the enclosures will be used in peacetime and in wartime, and is applicable to the following :
The applicable status will be dispatched within 24 hours after receipt of requisitions bearing Priority Designators 01 through 08 and within 2 working days after receipt of requisitions bearing Priority Designators 09 through 15.
A RDD equal to "555" indicates exception to mass requisition cancellation, expedited handling required.
A RDD equal to "777" indicates expedited handling required for reasons other than indicated for 444 or 555.
An RDD equal to a Julian date that is less than or equal to 8 or 21 days (depending on if the customer is CONUS or OCONUS, respectively) of the Julian date the requisition or associated shipment is being processed indicates handling to meet that date of delivery.
The determination of the method or mode of transportation is the responsibility of the shipping officers and transportation control officer.