| AD Number | 47-10-28 | Status | Active |
| Effective Date | Not specified | Issue Date | Not specified |
| Docket Number | Unknown | Amendment | N/A |
| Product Type | ["Aircraft"] | Product Subtype | ["Large Airplane"] |
| CFR Part | --- - Part 39 | CFR Section | N/A |
| Citation | This information is not available. | ||
| Manufacturer(s) | Lockheed Aircraft Corporation |
| Model(s) | 49-46 |
47-10-28 LOCKHEED: (Was Mandatory Note 31 of AD-763-3.) Applies to All Model 49 Serials Up to and Including 2088.
Compliance required prior to July 1, 1947.
Enlarge holes in elevator cable seals in aft pressure bulkhead to 0.19 + 0.031-inch diameter.
(LAC Service Bulletin 49/SB-208 covers this same subject.)