| AD Number | 63-20-01 | Status | Active |
| Effective Date | October 21, 1963 | 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 | Federal Register: September 19, 1963 | ||
| Manufacturer(s) | Bellanca Aircraft Corporation |
| Model(s) | 14-13 14-13-2 14-13-3 14-13-3W |
63-20-01 BELLANCA: Amdt. 620 Part 507 Federal Register September 19, 1963. Applies to All Model 14-13 Series Aircraft.
Compliance required as indicated.
Within 50 hours' time in service after the effective date of this AD, and at intervals thereafter not to exceed 50 hours' time in service from the last inspection, accomplish the following:
(a) Inspect for cracks in the welds and the structure immediately adjacent to the area where the left and right brake-cylinder support brackets, P/N's 9811-17 and -21, are attached to the fuselage cross tube P/N 9802-47 (located directly aft of the firewall, below the cabin floor), using a dye penetrant and a 10-power glass or an FAA approved equivalent. Prior to inspection, all grease and dirt shall be removed from the surfaces involved.
(b) If cracks are found, that part must be repaired in accordance with an FAA approved repair, or replaced by a part of the same part number, or an FAA approved equivalent part before further flight.
This directive effective October 21, 1963.