STC SA531NE
FAA DRS lists SA531NE as Current · Amended, held by Simmonds Precision Products Inc, for Boeing 737-100 Series and Boeing 737-200 Series. Recorded change: Installation of a Simmonds Precision total fuel/Vref dual indicator, P/N 393080-203 thru -223. Must be installed concurrently with STC SA520NE. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA531NE 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 and Boeing 737-200 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
Related fuel systems STCs
: Replace the Balony Kubicek Basket/Burner system with the UltraMagic S.A. Basket Model C-8, S/N 17; UltraMagic S.A. Burner Model MK-21, S/Ns 56, 57, and 58. Replace the Balony Kubicek fuel tanks with the UltraMagic S.A. type M-40D fuel tanks, S/Ns 20010176, 20010175, and 20010174, and Cameron Model V30, S/N CB426D. The UltraMagic S.A. Basket/Burner is installed via the standard Balony Kubicek carabiner (snaplink) attachments.
FAA holder: John T. Moran dba Falcon's Nest Repair Station
Replace existing door locks and fuel caps with new door locks and locking fuel caps.
FAA holder: Bell Helicopter Textron Inc.