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Other aircraft modifications

STC ST00423WI

FAA DRS lists ST00423WI as Current · Reissued, held by Purolator Facet, Inc, for Short Brothers PLC SD3-30, Short Brothers PLC SD3-60, and Viking Air DHC-7-1, and 4 more aircraft configurations. Recorded change: Installation of Keddeg Company 21BC111 Coalescer Assembly. Snapshot dated June 30, 2026.

FAA-listed holder
Purolator Facet, Inc
Aircraft configurations
7
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of Keddeg Company 21BC111 Coalescer Assembly.

ST00423WI 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: Short Brothers PLC SD3-30, Short Brothers PLC SD3-60, and Viking Air DHC-7-1, and 4 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Short Brothers PLC SD3-30A41EUShort Brothers PLC SD3-60A41EUViking Air DHC-7-1A20EAViking Air DHC-7-100A20EAViking Air DHC-7-101A20EAViking Air DHC-7-102A20EAViking Air DHC-7-103A20EA

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Short Brothers PLC SD3-30 and Short Brothers PLC SD3-60, and 5 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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