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Other aircraft modifications

STC ST02638AT

FAA DRS lists ST02638AT as Current · Reissued, held by Parker Hannifin Corporation, Parker Aerospace, for Boeing 737-100 Series, Boeing 737-200 Series, and Boeing 737-300 Series, and 24 more aircraft configurations. Recorded change: Installation of an improved aircraft toilet rinse/fill shutoff valve and asociated hardware. Snapshot dated June 30, 2026.

FAA-listed holder
Parker Hannifin Corporation, Parker Aerospace
Aircraft configurations
27
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of an improved aircraft toilet rinse/fill shutoff valve and asociated hardware.

ST02638AT 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: Boeing 737-100 Series, Boeing 737-200 Series, and Boeing 737-300 Series, and 24 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 737-100 SeriesA16WEBoeing 737-200 SeriesA16WEBoeing 737-300 SeriesA16WEBoeing 737-400 SeriesA16WEBoeing 737-500 SeriesA16WEBoeing DC-9-81 (MD-81)A6WEBoeing DC-9-82 (MD-82)A6WEBoeing DC-9-83 (MD-83)A6WEBoeing MD-88A6WEBombardier CL-600-2B19 (Regional Jet Series 100)A21EABombardier CL-600-2B19 (Regional Jet Series 440)A21EABombardier CL-600-2C10 (Regional Jet Series 700)A21EABombardier CL-600-2C10 (Regional Jet Series 701)A21EABombardier CL-600-2D24 (Regional Jet Series 900)A21EAEmbraer SA EMB-135BJ (Legacy 600)T00011ATEmbraer SA EMB-135BJ (Legacy 650)T00011ATEmbraer SA EMB-135ERT00011ATEmbraer SA EMB-135KET00011ATEmbraer SA EMB-135KLT00011ATEmbraer SA EMB-135LRT00011ATEmbraer SA EMB-145T00011ATEmbraer SA EMB-145EPT00011ATEmbraer SA EMB-145ERT00011ATEmbraer SA EMB-145LRT00011ATEmbraer SA EMB-145MPT00011ATEmbraer SA EMB-145MRT00011ATEmbraer SA EMB-145XRT00011AT

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 737-100 Series and Boeing 737-200 Series, and 25 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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