| AD Number | 74-19-03 | Status | Active |
| Effective Date | October 13, 1974 | Issue Date | Not specified |
| Docket Number | Unknown | Amendment | 39-1954 |
| Product Type | ["Aircraft"] | Product Subtype | ["Rotorcraft"] |
| CFR Part | --- - Part 39 | CFR Section | N/A |
| Citation | This information is not available. | ||
| Manufacturer(s) | Bell Helicopter Textron Canada Limited |
| Model(s) | 206A 206B |
74-19-03 BELL: Amendment 39-1954. Applies to Bell Model 206A and 206B helicopters as noted herein, certificated in all categories.
Compliance required within 100 hours time in service after the effective date of this A.D., unless already accomplished.
To prevent possible failure of the inboard ribs with possible loss of a stabilizer on Model 206A and 206B helicopters, serial numbers 1 through 913 equipped with horizontal stabilizer, P/N 206-020-119, replace any cracked inboard ribs and modify all inboard ribs by installing a doubler specified in and using the applicable procedures described in Items 3 through 24, Bell Helicopter Company Service Bulletin No. 206-01-73-7, Revision A, dated December 11, 1973 or later FAA approved revision.
To prevent excessive movement of the horizontal stabilizer install Horizontal Stabilizer Stop Kit, P/N 206-704-096-3, on Model 206A and 206B helicopters, Serial Numbers 1 through 1251, in accordance with Bell Helicopter Company Service Bulletin No. 206-01-74-1, Revision A, dated May 6, 1974, or later FAA approved revision.
This amendment becomes effective October 13, 1974.