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Other aircraft modifications

STC SA220SO

FAA DRS lists SA220SO as Current · Amended, held by Fliegen Works Inc. \n d/b/a Pacific Aerial Tow Hooks, for American Champion Aircraft Corp 7AC, American Champion Aircraft Corp 7ACA, and American Champion Aircraft Corp 7BCM (Army L-16A), and 37 more aircraft configurations. Recorded change: Tow bar, release mechanism, and safety tow link. Snapshot dated June 30, 2026.

FAA-listed holder
Fliegen Works Inc. \n d/b/a Pacific Aerial Tow Hooks
Aircraft configurations
40
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Tow bar, release mechanism, and safety tow link.

SA220SO 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: American Champion Aircraft Corp 7AC, American Champion Aircraft Corp 7ACA, and American Champion Aircraft Corp 7BCM (Army L-16A), and 37 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

American Champion Aircraft Corp 7ACA-759American Champion Aircraft Corp 7ACAA-759American Champion Aircraft Corp 7BCM (Army L-16A)A-759American Champion Aircraft Corp 7CCM (Army L-16B)A-759American Champion Aircraft Corp 7DCA-759American Champion Aircraft Corp 7ECA-759American Champion Aircraft Corp 7ECAA-759American Champion Aircraft Corp 7FCA-759American Champion Aircraft Corp 7GCA-759American Champion Aircraft Corp 7GCAA-759American Champion Aircraft Corp 7GCAAA-759American Champion Aircraft Corp 7GCBA-759American Champion Aircraft Corp 7GCBAA-759American Champion Aircraft Corp 7GCBCA-759American Champion Aircraft Corp 7HCA-759American Champion Aircraft Corp 7JCA-759American Champion Aircraft Corp 7KCA-759American Champion Aircraft Corp 7KCABA-759American Champion Aircraft Corp S7ACA-759American Champion Aircraft Corp S7CCMA-759American Champion Aircraft Corp S7DCA-759American Champion Aircraft Corp S7ECA-759Boeing Airplane Wichita Division 75 (Army PT-13)A-743Boeing Airplane Wichita Division A75 (Army PT-13A; -13B; -13C)A-743Boeing Airplane Wichita Division A75J1 (Army PT-18)A-743Boeing Airplane Wichita Division A75L3A-743Boeing Airplane Wichita Division A75L300A-743Boeing Airplane Wichita Division A75N1 (Army PT-17; -17A; Navy N2S-1; -4)A-743Boeing Airplane Wichita Division B75 (Navy N2S-5)A-743Boeing Airplane Wichita Division B75N1 (Navy N2S-3)A-743Boeing Airplane Wichita Division D75N1 (Army PT-27)A-743Boeing Airplane Wichita Division E75 (Army PT-13D; Navy N2S-5; PT-13D/N2S-5)A-743Boeing Airplane Wichita Division E75N1 (Army PT-13D; Navy N2S-5; PT-13D/N2S-5)A-743Boeing Airplane Wichita Division IB75AA-743FS 2001 Corp AE-1A-725FS 2001 Corp HE-1A-725FS 2001 Corp J5A-80A-725FS 2001 Corp J5A (Army L-4F)A-725FS 2001 Corp J5B (Army L-4G)A-725FS 2001 Corp J5CA-725

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact American Champion Aircraft Corp 7AC and American Champion Aircraft Corp 7ACA, and 38 more aircraft configurations model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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