- Effective
- December 11, 1969
- Model
- Bolkow Jr.
- Data sheet
- TCDSA1EU
- Registered aircraft
- 2 matched by model
- Product
- Aircraft · Small airplane
- Amendment
- 39-873
Unofficial copy of the text in the FAA’s Dynamic Regulatory System. The FAA’s own copy is the authoritative one. DRS record last changed May 30, 2024.
Copies of the files this page was built from, with their SHA-256. Retrieved October 18, 2026.
| File | Size | SHA-256 | Original |
|---|---|---|---|
| FAA DRS HTML | 19 KB | 068f6971…3885df2 | FAA DRS (API key needed) |
On this page
The airworthiness directive
69-23-05 MESSERSCHMITT-BOLKOW Gmb.H.: Amdt. 39-873. Applies to Bolkow Model Bolkow Junior Aircraft, Serial Numbers 505 through 684.
Compliance is required as indicated unless already accomplished.
To prevent failures of the lower engine-mounting bolts within the next 100 hours' time in service after the effective date of this AD, replace the lower engine-mounting bolts P/N 298-21093.22 with new bolts P/N 208- 21093.22 in accordance with Messerschmitt-Bolkow Mounting Instructions No. 04/68, dated October, 1968, or an FAA-approved equivalent (Messerschmitt-Bolkow Service Bulletin No. 208-1/68, dated November 14, 1968, covers this same subject).
This amendment becomes effective December 11, 1969.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 2
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.