Skip to content
Engine and powerplant

STC SA927NW

FAA DRS lists SA927NW as Current · Reissued, held by Sierra Industries Ltd., for Textron Aviation 402C. Recorded change: Addition of fowler wing flaps, elevator trim spring with cockpit tension select lever, fuselage strakes, and nacelle strakes. Snapshot dated June 30, 2026.

FAA-listed holder
Sierra Industries Ltd.
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

SA927NW 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: Textron Aviation 402C. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Textron Aviation 402CA7CE

Buyer checks

Confirm before sourcing

Related engine and powerplant STCs

SA02125SEEngine and powerplant

Installation of a Continental E-225-4 engine, a Hartzell HC-12V20-7D propeller with V8433N blades, and associated accessories and hardware with the existing updraft cooling system in Navion A, serial number (s/n) NAV-4-182 4 per Substantiating Data for E-225 Engine Installation In Navion A Model Aircraft , document number WD189-D11, Revision IR, dated December 10, 2010. Maintenance shall be per the Instructions for Continued Airworthiness (ICA) Document WD189-ICA, Revision (A), dated March 28, 2011, or later FAA-approved revision.

FAA holder: Lyle K. Hockenson

View record
SA1315WEEngine and powerplant

Installation of Mixture Monitor (exhaust gas temperature probe, gage and selector) in accordance with Delta Products Part Lists A-192 and A-193, or in accordance with Tri-Star Corporation Mixture Monitor Installation Instructions dated December 9, 1981, or later FAA approved revision and/or Drawing List MM-127 dated November 15, 1981, or later FAA approved revision in aircraft models listed in Master Eligibility List P-80-A-6 revised March 29, 1968, copy attached, or later FAA approved revision.

FAA holder: Universal Corporation

View record