| AD Number | 81-15-07 | Status | Active |
| Effective Date | August 25, 1981 | Issue Date | Not specified |
| Docket Number | 81-ASW-11 | Amendment | 39-4164 |
| Product Type | ["Aircraft"] | Product Subtype | ["Rotorcraft"] |
| CFR Part | --- - Part 39 | CFR Section | N/A |
| Citation | This information is not available. | ||
| Manufacturer(s) | Kawasaki Heavy Industries, Limited |
| Model(s) | KV107-II KV107-IIA |
81-15-07 KAWASAKI HEAVY INDUSTRIES, LTD. (KHI): Amendment 39-4164. Applies to Models KV107-II and KV107-IIA helicopters equipped with main rotor tension-torsion strap assemblies, P/N 107R2003-1, certificated in all categories (Airworthiness Docket No. 81-ASW-11).
Compliance required as indicated.
To prevent fatigue failure of the main rotor tension-torsion strap assemblies, remove from service tension-torsion strap assemblies, P/N 107R2003-1, on or before the accumulation of 27,800 hours' time in service and replace with a serviceable part that has less than 27,800 hours' total time in service.
This amendment becomes effective August 25, 1981.