AD 87-21-02 R1
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Cessna Aircraft Company | 310D | Airworthiness Directives; Cessna Model T303, 310D, 310E, 310F, 310G thru 310R, T310P, T310Q and T310R, 320 thru 320F, 335, 340 thru 340A, 401 thru 401B, 402 thru 402C, 404, 411 thru 411A, 414 thru 414A and 421 thru 421C Airplanes |
| aircraft | Cessna Aircraft Company | 310E | Airworthiness Directives; Cessna Model T303, 310D, 310E, 310F, 310G thru 310R, T310P, T310Q and T310R, 320 thru 320F, 335, 340 thru 340A, 401 thru 401B, 402 thru 402C, 404, 411 thru 411A, 414 thru 414A and 421 thru 421C Airplanes |
| aircraft | Cessna Aircraft Company | 310F | Airworthiness Directives; Cessna Model T303, 310D, 310E, 310F, 310G thru 310R, T310P, T310Q and T310R, 320 thru 320F, 335, 340 thru 340A, 401 thru 401B, 402 thru 402C, 404, 411 thru 411A, 414 thru 414A and 421 thru 421C Airplanes |
| aircraft | Cessna Aircraft Company | 310G | Airworthiness Directives; Cessna Model T303, 310D, 310E, 310F, 310G thru 310R, T310P, T310Q and T310R, 320 thru 320F, 335, 340 thru 340A, 401 thru 401B, 402 thru 402C, 404, 411 thru 411A, 414 thru 414A and 421 thru 421C Airplanes |
| aircraft | Cessna Aircraft Company | 310H | Airworthiness Directives; Cessna Model T303, 310D, 310E, 310F, 310G thru 310R, T310P, T310Q and T310R, 320 thru 320F, 335, 340 thru 340A, 401 thru 401B, 402 thru 402C, 404, 411 thru 411A, 414 thru 414A and 421 thru 421C Airplanes |
| aircraft | Cessna Aircraft Company | 310I | Airworthiness Directives; Cessna Model T303, 310D, 310E, 310F, 310G thru 310R, T310P, T310Q and T310R, 320 thru 320F, 335, 340 thru 340A, 401 thru 401B, 402 thru 402C, 404, 411 thru 411A, 414 thru 414A and 421 thru 421C Airplanes |
| aircraft | Cessna Aircraft Company | 310J | Airworthiness Directives; Cessna Model T303, 310D, 310E, 310F, 310G thru 310R, T310P, T310Q and T310R, 320 thru 320F, 335, 340 thru 340A, 401 thru 401B, 402 thru 402C, 404, 411 thru 411A, 414 thru 414A and 421 thru 421C Airplanes |
| aircraft | Cessna Aircraft Company | 310J-1 | Airworthiness Directives; Cessna Model T303, 310D, 310E, 310F, 310G thru 310R, T310P, T310Q and T310R, 320 thru 320F, 335, 340 thru 340A, 401 thru 401B, 402 thru 402C, 404, 411 thru 411A, 414 thru 414A and 421 thru 421C Airplanes |
| aircraft | Cessna Aircraft Company | 310K | Airworthiness Directives; Cessna Model T303, 310D, 310E, 310F, 310G thru 310R, T310P, T310Q and T310R, 320 thru 320F, 335, 340 thru 340A, 401 thru 401B, 402 thru 402C, 404, 411 thru 411A, 414 thru 414A and 421 thru 421C Airplanes |
| aircraft | Cessna Aircraft Company | 310L | Airworthiness Directives; Cessna Model T303, 310D, 310E, 310F, 310G thru 310R, T310P, T310Q and T310R, 320 thru 320F, 335, 340 thru 340A, 401 thru 401B, 402 thru 402C, 404, 411 thru 411A, 414 thru 414A and 421 thru 421C Airplanes |
Unsafe Condition
Misfueling of the airplane resulting in engine failure.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Modify all fuel filler opening(s) in accordance with Cessna Service Information Letter ME84-31 dated July 20, 1984. The modifications may be performed by a pilot certificate holder under specified limitations, except installation of the SK303-29 kit which requires qualified maintenance. Equivalent compliance may be approved by the FAA.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 12 calendar months after the effective date of this AD (June 16, 1989), unless already accomplished.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Cessna Models T303, 310D, 310E, 310F, 310G thru 310R (including T310P, T310Q, T310R), 320 thru 320F, 335, 340 thru 340A, 401 thru 401B, 402 thru 402C, 404, 411 thru 411A, 414 thru 414A, and 421 thru 421C with reciprocating engines, with serial ranges as specified in the AD.
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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