00756nam a22002412  4500001001300000003000500013005001700018008004100035040001800076086001800094099001800112245004900130260003100179300000700210500002300217500007000240500001800310500004400328650005200372710005300424949001800477999001900495hsl001006555DGPO20170826152553.0170112s1991    dcu     r    f000 0 eng d  aGPOcGPOdMvI0 aTD 4.8/5:27-1  aTD 4.8/5:27-100aCertification of normal category rotorcraft.  a[Washington, D.C.,c1991].  av.  aAdvisory Circular.  aConsolidated Reprint with changes 1 and 2 as of November 1, 1991.  aSL. 92-0026P.  aCRDP Program Historic Shelflist record. 0aRotors (Helicopters)xStandardszUnited States.1 aUnited States.bFederal Aviation Administration.  aBEVbFed Docs  c264419d264419