| AD Number | 47-47-01 | Status | Active |
| Effective Date | Not specified | Issue Date | Not specified |
| Docket Number | Unknown | Amendment | N/A |
| Product Type | ["Aircraft"] | Product Subtype | ["Small Airplane"] |
| CFR Part | --- - Part 39 | CFR Section | N/A |
| Citation | This information is not available. | ||
| Manufacturer(s) | FS 2003 Corp. |
| Model(s) | PA-12 |
47-47-01 PIPER: (Was Mandatory Note 5 of AD-780-3.) Applies to PA-12 Aircraft Serial Numbers 12-221, 12-236, 12-239, 12-244, 12-250 and Up to 12-3561 and 12-3901 to 12- 3988.
Compliance required prior to January 15, 1948.
Reinforce the upper end of the tie strap on the landing gear with a 4130 steel plate (Piper No. 10028-13). Install over end of strap by edge welding. As further reinforcement, install a trapezoidal gusset plate (Piper No. 10028-14) on each side of this upper strap attachment by forming and edge welding on assembly.
(Piper Service Bulletin No. 97 dated July 10, 1947, covers this same subject.)