AD 58-09-01

AD Final Rules - DRS_58-09-01.html
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AD Number:
58-09-01
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; Bell Model 47J Helicopters
Subject:
Main Rotor Blade Inspection
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
Make:
Scotts-Bell 47 Inc
Model:
47J
Product Type:
Aircraft
Product Subtype:
Rotorcraft
Affected AD:
Superseded AD:
Affected By:
Superseded By:
Service/Office:
Office of Primary Responsibility:
CFR Part Reference:
Part 39
Comments:
Updated RGL applicability to match AD applicability; CAR C-11-185
AIRWORTHINESS DIRECTIVES FINAL RULES: 58-09-01
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:  

AD NUMBER:   58-09-01

SUBJECT HEADING:   Airworthiness Directives; Bell Model 47J Helicopters

ACTION:  

SUMMARY:  

DATES:  

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
58-09-01 BELL: Applies to Model 47J Helicopters.

Compliance required prior to next flight.

1. All 47-110-401-13 main rotor blades known to have hit an object, or to have contacted the universal joint cover on the tail boom causing an indentation over 1/4-inch deep in the universal joint cover, must be removed from service for further detail inspection, and repair if necessary. Such internal inspections and repairs are to be made by the blade manufacturer.

2. Visually inspect the stainless steel leading edge of the -13 blades for cracks and remove cracked blades. No field repairs are authorized. Cracked blades are to be returned to the blade manufacturer for detail inspection and repair.

3. Remove all 47-110-401-9 main rotor blades. These blades must be reworked to the -13 configuration prior to return to service.

CAA telegraphic instructions of April 28, 1958, covered this subject.

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