AD 96-18-21
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | B-N Group Ltd. | BN-2 | Airworthiness Directives; Pilatus Britten-Norman Ltd. (formerly Britten-Norman) BN-2A and BN2A MK. 111 Series Airplanes |
| aircraft | B-N Group Ltd. | BN-2A | Airworthiness Directives; Pilatus Britten-Norman Ltd. (formerly Britten-Norman) BN-2A and BN2A MK. 111 Series Airplanes |
| aircraft | B-N Group Ltd. | BN-2A-2 | Airworthiness Directives; Pilatus Britten-Norman Ltd. (formerly Britten-Norman) BN-2A and BN2A MK. 111 Series Airplanes |
| aircraft | B-N Group Ltd. | BN-2A-20 | Airworthiness Directives; Pilatus Britten-Norman Ltd. (formerly Britten-Norman) BN-2A and BN2A MK. 111 Series Airplanes |
| aircraft | B-N Group Ltd. | BN-2A-21 | Airworthiness Directives; Pilatus Britten-Norman Ltd. (formerly Britten-Norman) BN-2A and BN2A MK. 111 Series Airplanes |
| aircraft | B-N Group Ltd. | BN-2A-26 | Airworthiness Directives; Pilatus Britten-Norman Ltd. (formerly Britten-Norman) BN-2A and BN2A MK. 111 Series Airplanes |
| aircraft | B-N Group Ltd. | BN-2A-27 | Airworthiness Directives; Pilatus Britten-Norman Ltd. (formerly Britten-Norman) BN-2A and BN2A MK. 111 Series Airplanes |
| aircraft | B-N Group Ltd. | BN-2A-3 | Airworthiness Directives; Pilatus Britten-Norman Ltd. (formerly Britten-Norman) BN-2A and BN2A MK. 111 Series Airplanes |
| aircraft | B-N Group Ltd. | BN-2A-6 | Airworthiness Directives; Pilatus Britten-Norman Ltd. (formerly Britten-Norman) BN-2A and BN2A MK. 111 Series Airplanes |
| aircraft | B-N Group Ltd. | BN-2A-8 | Airworthiness Directives; Pilatus Britten-Norman Ltd. (formerly Britten-Norman) BN-2A and BN2A MK. 111 Series Airplanes |
Unsafe Condition
Failure of the aileron mass balance attachment, which could result in loss of control of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the attachment of the aileron mass balance clamp unit for looseness prior to the first flight of each day after the effective date of this AD. Modify the aileron and mass balance unit as a terminating action when required, in accordance with Britten-Norman Service Bulletin No. BN-2/SB.67, Issue 1.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Prior to the first flight of each day after the effective date of this AD
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Pilatus Britten-Norman Ltd. BN-2, BN-2A, BN-2A-6, BN-2A-8, BN-2A-2, BN-2A-9, BN-2A-3, BN-2A-20, BN-2A-21, BN-2A-26, BN-2A-27, BN2A MK. 111, BN2A MK. 111-2, and BN2A MK. 111-3 airplanes (all serial numbers).
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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