Supplemental type certificate · Cronig Alvin
- Holder
- Cronig Alvin · United States
- Status
- Current · Issued
- Status date
- June 5, 1979
- Product
- Aircraft · Glider
- Certification basis
- Part 21
From FAA DRS. DRS record last changed December 6, 2025.
What it approves
Install full swivel tail wheel, Cronig P/N SK-1, utilizing existing mounting points, bolts and hardware.
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 · 3
| Make | Model | Data sheet |
|---|
| Schweizer Aircraft Corporation | SGS 2-33 | G2EA |
| Schweizer Aircraft Corporation | SGS 2-33A | G2EA |
| Schweizer Aircraft Corporation | SGS 2-33AK | G2EA |