Commonwealth legislation

AD/SF340/48 - Rudder Nose Rib

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

This AD mandates operators of Saab SF340A (s/n 004–159) and 340B (s/n 160–369) to carry out inspections and repairs per Saab Service Bulletin 340-55-032 to address a cracked nose rib on the rudder front spar, which could deform and cause fin/rudder jamming. It enforces the service bulletin’s timings and procedures for safety; costs and funding are not specified.

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AD/SF340/48 - Rudder Nose Rib

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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source SAAB SF340 Series Aeroplanes

AD/SF340/48 Rudder Nose Rib 13/95

Applicability: Model SF 340A with serial numbers 004 through 159.

Model 340B with serial numbers 160 through 369.

Requirement: Action in accordance with SAAB Service Bulletin 340-55-032.

Note: LFV AD 1-074 refers.

Compliance: As specified in the Requirement Document with a revised effective date of 7 December 1995.

Background: A report was received of a cracked nose rib on the front spar of the rudder. This condition could result in jamming between the fin and rudder due to deformation of the cracked nose rib web.

Source text

Sourced from the Federal Register of Legislation (legislation.gov.au), CC BY 4.0.