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75-16-11: Rudder Control Cables

FAA order 75-16-11 is an airworthiness directive in force since July 29, 1975. The FAA's subject line: Rudder Control Cables. It names Pilatus B-4: about 37 aircraft on the U.S. register today, though an order usually covers particular versions or serial numbers rather than every one. System: flight controls.

What it applies to as the FAA lists it

Kind of product
Aircraft
Makes
Pilatus Aircraft Limited
Models
B4-PC11
On this site
Pilatus B-4 37 registered

Dates and paperwork

In force since
July 29, 1975
Docket
Unknown
Status
Current
The FAA's document
Read the order on the FAA's site

The order itself the regulatory text, as published

Show the full text (1,086 characters)
75-16-11 PILATUS AIRCRAFT LTD: Amdt. 39-2284. Applies to B4-PC11 gliders, serial numbers 141 and subsequent, certificated in all categories. Compliance is required as indicated. To prevent rudder cable chaffing, jamming, or separation accomplish the following: (a) Within 10 hours' time in service after the effective date of this AD, unless already accomplished, visually inspect the rudder control cables for chaffing in that portion adjacent to the crotch strap attachment brackets and repair, or replace as required in accordance with the Pilatus B4- PC11 Maintenance Manual or an FAA-approved equivalent. (b) Within 25 hours' time in service after the effective date of this AD, unless already accomplished, install a polyurethane foam block P/N 112.50.11.065 on the underside of the pilot seat to provide a grooved channel to cover the crotch strap attachment bracket in accordance with the accomplishment instructions set forth in Pilatus Aircraft Service Bulletin No. 1002 datedMay 1974, or an FAA-approved equivalent. This amendment becomes effective July 29, 1975.

Source: FAA Dynamic Regulatory System, airworthiness directives. The FAA's document is the authority; the register counts are this site's, from the FAA register of October 22, 2026. Connections as data: /graph/directive/75-16-11.json · aircraft systems.