United States Government Publishing Office publisher pbl distributor dst United States National Archives and Records Administration Office of the Federal Register author aut Government Organization text government publication eng FR Regulatory Information 1997_register executive 2010-09-24 article Rules and Regulations D09002ee1be013d33 D09002ee1be013dc2 United States Department of Transportation originator org United States Government Agency or Subagency United States Federal Aviation Administration originator org United States Government Agency or Subagency This document publishes in the Federal Register an amendment adopting Airworthiness Directive (AD) 97-16-10, which was sent previously to owners of airplanes known to have RAPCO, Inc. (RAPCO) in- line pressure filters installed. This AD requires removing RAPCO filters with part numbers (P/N) RA-1J4-4, RA-1J4-6, and RA-1J4-7 that are from Lot Numbers 05597, 07797, and 12597. Recent operator reports and the manufacturer's report of several cracked filter housings on these RAPCO, Inc. in-line pressure filters prompted this AD. The actions specified by this AD are intended to prevent failure of the flight instruments during flight because of a failed in-line pressure filter, which could cause loss of control of the airplane. 62 FR 44406 https://www.govinfo.gov/app/details/FR-1997-08-21/97-22147 97-22147 fr21au97-4 RIN 2120-AA64 4910-13-U Docket No. 97-CE-71-AD Amendment 39-10103 AD 97-16-10 https://www.govinfo.gov/app/details/FR-1997-08-21/97-22147 https://www.govinfo.gov/content/pkg/FR-1997-08-21/html/97-22147.htm https://www.govinfo.gov/content/pkg/FR-1997-08-21/pdf/97-22147.pdf 3 p. 44406 44408 62 FR 44406 Title 14 Part 39 14 CFR Part 39 RIN 2120-AA64 Airworthiness Directives; RAPCO, Inc. Filter, Part Numbers RA- 1J4-4, RA-1J4-6, and RA-1J4-7 From Lot Numbers 05597, 07797, and 12597; Federal Register Vol. 62, Issue RULE 97-22147 DEPARTMENT OF TRANSPORTATION Federal Aviation Administration 1997-09-18 Docket No. 97-CE-71-AD Amendment 39-10103 AD 97-16-10 4910-13-U 97-22147 Final rule; request for comments.

This document publishes in the Federal Register an amendment adopting Airworthiness Directive (AD) 97-16-10, which was sent previously to owners of airplanes known to have RAPCO, Inc. (RAPCO) in- line pressure filters installed. This AD requires removing RAPCO filters with part numbers (P/N) RA-1J4-4, RA-1J4-6, and RA-1J4-7 that are from Lot Numbers 05597, 07797, and 12597. Recent operator reports and the manufacturer's report of several cracked filter housings on these RAPCO, Inc. in-line pressure filters prompted this AD. The actions specified by this AD are intended to prevent failure of the flight instruments during flight because of a failed in-line pressure filter, which could cause loss of control of the airplane.

Effective September 18, 1997, to all persons except those to whom it was made immediately effective by priority letter AD 97-16-10, issued July 31, 1997, which contained the requirements of this amendment. Roy Boffo, Aerospace Engineer, Chicago Aircraft Certification Office, 2300 E. Devon, Des Plaines, Illinois 60018, telephone (847) 294-7564; facsimile (847) 294-7834. Vol. 62, no. 162 Office of the Federal Register, National Archives and Records Administration 1997-08-21 continuing daily deposited born digital 154 p. Table of Contents: AE 2.7: GS 4.107: AE 2.106: KF70.A2 https://www.govinfo.gov/app/details/FR-1997-08-21 P0b002ee180a42b92 0097-6326 0042-1219 0364-1406 769-004-00000-9 000582072 f:fr21au97 https://www.govinfo.gov/app/details/FR-1997-08-21 https://www.govinfo.gov/content/pkg/FR-1997-08-21/pdf/FR-1997-08-21.pdf fdlp 44391 44533 DGPO 2010-09-24 2023-05-06 FR-1997-08-21 machine generated eng FR FR-1997-08-21 62 162