| AD Number | 61-16-07 | Status | Active |
| Effective Date | August 05, 1961 | Issue Date | Not specified |
| Docket Number | Unknown | Amendment | N/A |
| Product Type | ["Aircraft"] | Product Subtype | ["Rotorcraft"] |
| CFR Part | --- - Part 39 | CFR Section | N/A |
| Citation | Federal Register: August 5, 1961 | ||
| Manufacturer(s) | Airbus Helicopters |
| Model(s) | SE 3130-Alouette II |
61-16-07 SUD AVIATION: Amdt. 321 Part 507 Federal Register August 5, 1961. Applies to All Alouette II SE 3130 Helicopters.
Compliance required as indicated.
As a result of two cases of cracks in the main rotor hubs, all main rotor hubs P/N 3130. S12.20.001 must be retired from service upon accumulation of 660 hours' time in service, except that main rotor hubs which have already accumulated 650 or more hours' time in service on the effective date of this directive must be retired from service within the next 10 hours' time in service.
(Sud Aviation Helicopters Service Alouette II SE 3130 No. AL 12.11.204 covers this subject.)
This directive effective August 5, 1961.