STC SA4-454

Supplemental type certificate · Western Commander, Inc

Holder
Western Commander, Inc · United States
Status
Current · Reissued
Status date
November 4, 1970
Product
Aircraft · Small Multi-Engine
Certification basis
Part 21
Data sheets
TCDS2A4TCDS6A1

From FAA DRS. DRS record last changed December 6, 2025.

What it approves

Installation of fiberglass vertical stabilizer cap in lieu of metal; repositioning of rotating beacon mounting to leading edge; reduction of length of the two spar extensions to facilitate VHF antenna installation inside stabilizer cap area.

ADs that name this STC · 0

An AD can apply because an STC is installed, or mention one in its text.

No AD in this release names this STC

Approved models · 6

MakeModelData sheet
Twin Commander Aircraft Corporation5006A1
Twin Commander Aircraft Corporation5606A1
Twin Commander Aircraft Corporation560-A6A1
Twin Commander Aircraft Corporation560-E6A1
Twin Commander Aircraft Corporation6802A4
Twin Commander Aircraft Corporation680-E2A4