- Effective
- May 1, 1970
- Model
- 206A
- Data sheet
- TCDSH2SW
- Registered aircraft
- 23 matched by model
- Product
- Aircraft · Rotorcraft
- Amendment
- 39-962
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.
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| FAA DRS HTML | 22 KB | 8b166b52…3e1cbea | FAA DRS (API key needed) |
On this page
The airworthiness directive
70-07-03 BELL: Amdt. 39-962. Applies to Model 206A Helicopters with transmissions incorporating Planetary Gear Support Spider, P/N 206-040-041-1.
Compliance required as indicated:
a. Planetary Gear Support Spiders P/N 206-040-041-1, with less than 450 hours' time in service on the effective date of this airworthiness directive must be removed from service prior to accumulating 500 hours' time in service.
b. Planetary Gear Support Spiders, P/N 206-040-041-1, with more than 450 hours' time in service on the effective date of this airworthiness directive must be removed from service within 50 hours' time in service after the effective date of this directive.
c. Retired Planetary Gear Support Spiders may be replaced with either the redesigned, heavy duty, Planetary Gear Support Spider P/N 206-040-080-3, using redesigned Shafts, P/N 206-040-043-5 (three required) in lieu of Shafts, P/N 206-040-043-3, or a serviceable Planetary Gear Support Spider, P/N 206-040-041-1, with less than 450 hours' total time in service. This latter item must be removed prior to accumulating 500 hours' total time in service.
Removal and replacement is to be accomplished in accordance with the Maintenance and Overhaul Instructions for the Bell Model 206A helicopter or an equivalent method approved by the Chief, Engineering and Manufacturing Branch, FAA Southwest Region.
(Bell Helicopter Service Bulletin No. 206A-14, Revision B, dated 1-23-70, pertains to this subject.) This amendment becomes effective May 1, 1970.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 23
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1967 | 3 |
|---|---|
| 1968 | 4 |
| 1969 | 7 |
| 1970 | 2 |
| 1971 | 2 |
5 with no year recorded