OSANABI21-112 — End Of Runway (eor)/explosive Loaded Aircraft, Hung Ordnance/gun System Malfunction Procedures, And Hung Ordnance/gun System Malfunction Impoundment

OSANABI21-112 governs EOR operations, explosives-loaded aircraft, hung ordnance, gun malfunctions, and aircraft impoundment.

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  • Publication number: OSANABI21-112
  • Title: END OF RUNWAY (EOR)/EXPLOSIVE LOADED AIRCRAFT, HUNG ORDNANCE/GUN SYSTEM MALFUNCTION PROCEDURES, AND HUNG ORDNANCE/GUN SYSTEM MALFUNCTION IMPOUNDMENT
  • Date: 2024-03-14

View OSANABI21-112 on armypubs.army.mil

It establishes procedures for A-10 and F-16 aircraft launch, recovery, arming, de-arming, and EOR operations. It specifies personnel, equipment, notification, safing, and impoundment requirements for hung or unsafe ordnance and gun system malfunctions.

Applies to: It applies to all personnel assigned, attached to, or associated with the 51 FW.

Topics covered

  • EOR operations
  • Hung/unsafe ordnance notifications
  • Gun malfunction safing
  • Personnel requirements
  • Equipment requirements
  • Aircraft impoundment

Questions and answers

What happens when an aircraft returns with hung or unsafe ordnance?

Upon notification of IFE/ground emergency for aircraft returning with hung or unsafe ordnance MOC will initiate emergency action checklist to notify applicable respondent agencies. (paragraph 1)

How many personnel are required to respond to a gun malfunction?

Commanders and supervisors will ensure all personnel subject to safing/clearing gun malfunctions are familiar with guidance within this instruction. (paragraph 1)

What must happen before personnel enter the area around an aircraft with a gun malfunction?

After aircraft taxis to HCP and points at gun berm, aircraft will be chocked and checked for hot brakes by 2A3/2W1 personnel prior to any other personnel entering the area. (paragraph 1)

When must an aircraft be impounded for a gun system malfunction?

Impound aircraft when there is an un-commanded gun firing/rotation occurrence. (paragraph 1)

When can gun system components be released from impoundment?

Gun/system components may be released from impoundment after thorough search and inspection by a 7-Level Armament Flight technician and a Quality Verification Inspection (QVI) performed by a QA inspector. (paragraph 1)

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