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AC 36-3H

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Advisory circular · Estimated Airplane Noise Levels in A-Weighted Decibels

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Approved
May 25, 2012
Last reviewed
May 25, 2012
This change
Change 1 Incorporated
Cancelled by
AC36-3H
Family
AC 36-3 · 3 versions
Revision
H, Change 1 Incorporated
14 CFR parts
36

Guidance, not mandatory unless a rule or AD requires it. DRS record last changed November 21, 2025.

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AC 36-3H, Change 1 04/05/2012 Reference Notes

37. Re-engined with JT8D-200 series engines and MD-80 nacelles in the outboard positions. Original JT8D engine retained in center position with new internal exhaust gas mixer and new acoustically treated tailpipe.

38. Auxiliary power unit off for approach.

39. Data for PW2037 (BG-3) also applies to PW2037 (BG-12).

40. Engines equipped with Cutback Fan Blades and Quiet Fan Case.

41. Engines equipped with non-Cutback Fan Blades and Quiet Fan Case.

42. Mod Sup 39; Propeller RPM limited to 850 for approach.

43. Equipped with Modification HCM00020R

44. Equipped with auxiliary power unit.

45. Not equipped with auxiliary power unit.

46. Data also applies to center engine JT8D-9A/-15/-15A/-17/-17A/-17R/-17AR(APR Deactivated) derated to JT8D-9 thrust rating.

47. Data also applies to center engine JT8D-15A/-17/-17A/-17R/-17AR(APR Deactivated) derated to JT8D-15 thrust rating.

48. Data also applies to center engine JT8D-17A/-17R/-17AR(APR Deactivated) derated to JT8D-17 thrust rating.

49. Data also applies to center engine JT8D-9A/-15/-15A/-17/-17A/-17R/-17AR(APR Deactivated) derated per AFM Supplement.

50. Data also applies to center engine JT8D-15A/-17/-17A/-17R/-17AR(APR Deactivated) derated per AFM Supplement.

51. Center Engine Takeoff Thrust Is Derated.

52. Original Production configuration (treated tailcone).

53. Modified Production configuration (hardwall tailcone).

54. DAC Engines (Dual Annular Combustor).

55. 737-700 IGW (Increased Gross Weight).

56. Equipped With Winglets (W).

57. Engine build G01 through G06.

58. Engine build G07, G08, G09, G12, G13 or G15.

59. Engine build configuration PW4090 or PW4090-3.

60. Short Field Performance (SFP).