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Other aircraft modifications

STC ST1003SO

FAA DRS lists ST1003SO as Current · Reissued, held by Aviall Services, Inc., for Beechcraft BH.125 Series 400A, Beechcraft BH.125 Series 600A, and Beechcraft DH.125 Series 1A-522, and 34 more aircraft configurations. Recorded change: Replace existing lead-acid batteries with Gill BB638/T1-E lead acid batteries, part numbers BSI 200 left and BSI 200 right. Snapshot dated June 30, 2026.

FAA-listed holder
Aviall Services, Inc.
Aircraft configurations
37
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Replace existing lead-acid batteries with Gill BB638/T1-E lead acid batteries, part numbers BSI 200 left and BSI 200 right.

ST1003SO 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: Beechcraft BH.125 Series 400A, Beechcraft BH.125 Series 600A, and Beechcraft DH.125 Series 1A-522, and 34 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Beechcraft BH.125 Series 400AA3EUBeechcraft BH.125 Series 600AA3EUBeechcraft DH.125 Series 1A-522A3EUBeechcraft DH.125 Series 1AA3EUBeechcraft DH.125 Series 1A/R-522A3EUBeechcraft DH.125 Series 1A/S-522A3EUBeechcraft DH.125 Series 3AA3EUBeechcraft DH.125 Series 3A/RA3EUBeechcraft DH.125 Series 3A/RAA3EUBeechcraft DH.125 Series 400AA3EUBeechcraft HS.125 Series 1B-522A3EUBeechcraft HS.125 Series 1BA3EUBeechcraft HS.125 Series 1B/R-522A3EUBeechcraft HS.125 Series 1B/S-522A3EUBeechcraft HS.125 Series 3BA3EUBeechcraft HS.125 Series 3B/RA3EUBeechcraft HS.125 Series 3B/RAA3EUBeechcraft HS.125 Series 3B/RBA3EUBeechcraft HS.125 Series 3B/RCA3EUBeechcraft HS.125 Series 400AA3EUBeechcraft HS.125 Series 400BA3EUBeechcraft HS.125 Series 400B/1A3EUBeechcraft HS.125 Series 401BA3EUBeechcraft HS.125 Series 403A(C)A3EUBeechcraft HS.125 Series 403BA3EUBeechcraft HS.125 Series 600AA3EUBeechcraft HS.125 Series 600BA3EUBeechcraft HS.125 Series 600B/1A3EUBeechcraft HS.125 Series 600B/2A3EUBeechcraft HS.125 Series 600B/3A3EUBeechcraft HS.125 Series 700AA3EUBeechcraft HS.125 Series 700BA3EU
Beechcraft HS.125 Series F3BA3EU
Beechcraft HS.125 Series F3B/RAA3EU
Beechcraft HS.125 Series F400BA3EUBeechcraft HS.125 Series F403BA3EUBeechcraft HS.125 Series F600BA3EU

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Beechcraft BH.125 Series 400A and Beechcraft BH.125 Series 600A, and 35 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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