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Other aircraft modifications

STC ST53CH

FAA DRS lists ST53CH as Current · Surrendered, held by ABX Air Incorporated, for McDonnell Douglas DC-8-63F, McDonnell Douglas DC-8-63, and McDonnell Douglas DC-8-62F, and 3 more aircraft configurations. Recorded change: Replacement of McD PN 4642526 compressor check valve flapper assembly with ABX Air, PN A04574. Snapshot dated June 30, 2026.

FAA-listed holder
ABX Air Incorporated
Aircraft configurations
6
FAA revision date
FAA status
Current · Surrendered

Recorded modification

What the FAA record covers

ST53CH identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.

Applicability

Aircraft named in FAA DRS

Named aircraft: McDonnell Douglas DC-8-63F, McDonnell Douglas DC-8-63, and McDonnell Douglas DC-8-62F, and 3 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

McDonnell Douglas DC-8-63F4A25McDonnell Douglas DC-8-634A25McDonnell Douglas DC-8-62F4A25McDonnell Douglas DC-8-624A25McDonnell Douglas DC-8-61F4A25McDonnell Douglas DC-8-614A25

Buyer checks

Confirm before sourcing

Related other aircraft modifications STCs