AC 36-1G

Historical

Advisory circular · Noise Levels for U.S. Certificated and Foreign Aircraft

A newer version is currentThis is a historical version. AC 36-1H is the version in force, approved May 25, 2012.
Approved
August 27, 1997
Last reviewed
August 27, 1997
Family
AC 36-1 · 2 versions
Revision
G
14 CFR parts
36

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

Show pages 138–149
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APPENDIX 7 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX F) MANUFACTURER MTOW ENGINE DATA PROPELLER DIAM BLADES NOISE LEVEL (dBA) MLW MODEL 1000# MER, MODEL NO. SHe RPM EXH MFR, MODEL MUBA SALON PIPER 2.75 LYCOMING 200 2700 MCCAULEY 74 2 74.4 1.1 75.5 PA-28RT-201 2.75 10-360-C1C6 B2D34213/90DHA-16 PIPER 2.90 CONTINENTAL 200 2575 2 HARTZELL 76 2 69.1 0.3 69.4 PA-28RT-201T 2.90 TSIO-360-F BHC-C2YF-1F/F8459A- PIPER 2.90 CONTINENTAL 200 2575 4 HARTZELL 76 3 72.5 0.3 72.8 PA-28RT-201T 2.90 TSIO-360F PHC-C3YF-1F/F7663-2 PIPER 6.50 LYCOMING 2 275 2400 HARTZELL 80 77.0 - 1.6 75.4 PA-31 6.50 TIO-540-2AC HC-E3YR-2ATF FC846 PIPER 6.50 LYCOMING 275 2400 4 HARTZELL 80 3 78.0 -1.1 76.9 PA-31-325 6.50 TI0-540-F2BD HC-E3YR-2ATF FC846 PIPER 7.01 LYCOMING 2 315 2400 4 HARTZELL 80 3 78.0 0.9 78.9 PA-31-350 7.01 TIO-540-J2BD HC-E3YR-2ATF FC846 PIPER 7.80 PRATT&WHITNEY 620 3810 4 HARTZELL 93 76.5 - 5.0 71.5 PA-31P 7.80 PT6A-135 HC-B3TN-3C/T10178-8 v PIPER 9.00 PRATT& WHITNEY 620 3810 4 HARTZELL 93 3 79.2 -5.0 74.2 PA-31T 9.00 PT6A-28 HC-B3TN-3B/T-10173B PIPER 8.97 PRATT& WHITNEY 2 620 3810 4 HARTZELL 93 78.2 -4.0 74.2 PA-31T-62 8.97 PT6A-28 HC-BTN-3B PIPER 8.70 PRATT&WHITNEY 2 455 3810 4 HARTZELL 93 3 76.6 -1.6 75.0 PA-31T1 8.70 PT6A-11 HC-B3TN-3B/T-10173B PIPER 9.47 PRATT&WHITNEY 2 620 3810 4 HARTZELL 93 79.2 -2.1 77.1 PA-3172 PT6A-135 HC-B3TN-3B/T-10173B PIPER 9.00 PRATT&WHITNEY 2 455 3810 HARTZELL 93 76.6 - 1.0 75.6 PА-ЗІТ3 PT64-11 HC-B3TN-3B/T-10173K PIPER 3.40 LYCOMING 300 2700 HARTZELL 80 2 80.5 -1.2 79.3 PA-32-300 3.40 I0-540-K1A5 HC-C2YR-1()F/F8475D Page 16

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APPENDIX 7 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX F) MANUFACTURER MTOW ENGINE DATA PROPELLER NOISE LEVEL (dBA) MODEL MLW 1000# MFR MODEL NO. SHP RPM EXH MFR, MODEL (IN) MaBA PC CdBA STION PIPER 3.59 LYCOMING 1 300 2700 HARTZELL 78 78.1 -0.6 77.5 PA-32-301 3.59 10-540-K1GS HC-C3YR-1( )F/F7663R PIPER 3.59 LYCOMING 294 2600 HARTZELL 80 2 77.3 -0.6 76.7 PA-32-301 3.59 10-540-K1G5D HC-C2YR-1()F/F8475D PIPER 3.59 LYCOMING 300 2700 4 HARTZELL 78 76.1 -1.3 74.8 PA-32-301T 3.59 TI0-540-SIAD HC-E3YR-1( )F/F7673D PIPER 3.59 LYCOMING 294 2575 4 HARTZELL 80 2 75.7 - 1.3 74.4 PA-32-301T 3.59 TIO-540-SIAD HC-E2YR-1()F/F8477-4 PIPER 3.59 LYCOMING 300 2700 HARTZELL 78 78.1 0.3 78.4 PA-32R-301 3.59 10-540-K105D HC-CJYR-1()F/F7663R PIPER 3.59 LYCOMING 294 2600 HARTZELL 80 2 77.3 0.3 77.6 PA-32R-301 3.59 IO-540-K1GSD HC-C2YR-1()F/F8475D PIPER 3.59 LYCOMING 294 2575 4 HARTZELL 80 2 75.7 0.4 76.1 PA-32R-301T 3.59 TIO-540-SAID HC-E2YR-1( )F/F8477-4 PIPER 3.60 LYCOMING 300 2700 HARTZELL 80 2 75.4 0.0 75.4 PA-32RT-300 3.60 IO-540-S1AD HC-E2YR-1BF/F8477-4 V PIPER 4.57 LYCOMING 2 200 2575 4 HARTZELL, 76 2 75.7 -2.2 73.5 PA-34-200T 4.33 TS10-360-E FC8459-8R/FJC8459-8R PIPER 4.57 TELEDYNE 2 200 2575 4 MCCAULEY 76 78.6 - 2.2 76.4 PA-34-200T 4.33 TS10-360-E/EB 80HA-4/L80HA-4 PIPER 4.74 CONTINENTAL 2 200 2600 MCCAULEY 76 77.0 - 2.8 74.2 PA-34-220T 4.52 TSIO-360-KB 3AF32C50B/82NFA-6 V PIPER 4.74 CONTINENTAL 2 200 2600 4 HARTZELL 76 2 74.2 -2.8 71.4 PA-34-220T 4.52 TSIO-360-KB BHC-C2YF-2CKUF/FC V PIPER 1.68 LYCOMING 112 2600 SENSENICH 72 2 67.8 0.0 67.8 PA-38-112 1.68 O-235-L2C 72CK-0-56 Page 17

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APPENDIX 7 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CER PART 36, APPENDIX F) MANUFACTURER MTOW ENGINE DATA PROPELLER DIAM BLADES NOISE LEVEL (dBA) MLW MODEL 1000# MER, MODEL NO. SHE RPM EXH MFR, MODEL ON PITCH MUBA PC CdBA NOTES PIPER 11.20 PRATT+WHITNEY 720 2000 HARTZELL 95 3 80.3 -3.5 76.8 PA-42 10.23 PT6A-41 HC-D3TN-3B/T10173A V PIPER 12.05 GARRETT 2 1000 1540 4 DOWTY ROTOL 106 75.1 -5.0 70.1 PA-42-1000 11.10 TPE331-14A-801Y R339/4-123-F/8RH R341 V PIPER 3.79 LYCOMING 2 180 2700 2 HARTZELL 73 77.2 -2.5 74.7 PA-44-180 3.79 0-360-EID HC-C3YR-2EUF/FC-766 PIPER 3.92 LYCOMING 2 180 2575 HARTZELL 73 74.7 -2.3 72.4 PA-44-180T 3.79 TO-360-E1AGD HC-CJYR-2EUF FC-766 PIPER 3.92 LYCOMING 180 2575 4 HARTZELL 74 2 73.8 -2.3 71.5 PA-44-180T 3.79 TO-360-E1A6D HC-C2YR-2CUF FC766 PIPER 3.90 CONTINENTAL 310 2600 4 HARTZELL 80 74.5 0.0 74.5 PA-46-310P TSIO-520-BE BHC-C2YF-1BF/F8052 PIPER 6.32 LYCOMING 350 2500 HARTZELL 76 80.8 - 1.9 78.9 PA-60-700P TIO-340-U2A HC-CJYR-2UF/FC7451 PIPER 5.49 LYCOMING 284 2520 HARTZELL 78 3 82.4 -2.4 80.0 PA-600 A 5.49 IO-540-K1J5 HC-C3YR-2UF FG-8486 PIPER 5.97 LYCOMING 2 290 2575 HARTZELL 78 81.5 -1.7 79.8 PA-601P 5.97 10-540-S1A5/-P1A5 HC-CJYR-2/C8468-8R PIPER 6.00 LYCOMING 290 2425 4 HARTZELL, 78 $1.9 -2.6 79.3 PA-602P 6.00 10-540-AAIAS HC-3YR-2UF/FC8468-8 SIAI MARCHETTI 2.43 AVCO LYCOMING HARTZELL 76 73.2 F-260C 2.43 AEIO-540-D4A5 HC-C2YK-1BF SIAI MARCHETTI 7.50 ALLISON HARTZELL 90 3 74.3 SF 600 7.50 250-B17C HC-B3TF-7A/T10173-1 v SIAI MARCHETTI 2.55 ALLISON 320 HARTZELL 76 77.0 -5.0 72.0 SF260 2.55 250-B17D HC-B3TF-7A Page 18

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8/27/97

A XIANA AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX F)

MANUFACTURER MTOW MLW ENGINE DATA PROPELLER VE TIANT ASION MODEL 1000# MFR, MODEL NO. SHIP REM EXH MER, MODEL HOLE VAPO SCION SOCATA 2.53 LYCOMING 180 2700 HARTZELL 2 70.7 TB 10 2.40 0-360-A1-AD HC-C2YK-IBF/F 7666A V SOCATA 3.08 LYCOMING 250 2575 HARTZELL 80 2 O'FL TB 20 2.94 10-540-C4D5D HC-C2YK-IBF/F 8477-4 SOCATA 3.08 LYCOMING 310 2575 HARTZELL 80 2 75.4 TB 21Ù 2.94 IO-540-AB1AD HC-C2YK-IBF/F 8477-4 SOCATA 2.33 LYCOMING 160 2700 SENSENICH 74 2 72.2 TB 9 2.33 0-320-D2A 74 DM 658-0-54 F TAYLORCRAFT 1.20 AVCO LYCOMING 118 2500 HENDRICKSON 71 2 72.6 -5.0 67.6 BC-12D 1.20 10-360-E2A H73-A50 • - TAYLORCRAFT 1.50 CONTINENTAL 100 2750 5 MCCAULEY 69 2 69.1 -0.7 68.4 F-19 1.50 0-200-4 1A105/SCM6950 F TAYLORCRAFT 1.50 LYCOMING 112 2600 SENSENICH 71 69.0 -0.2 68.8 F-21 1.50 0-235-L2C 72CK-0-50 F TRIDENT 3.80 TELEDYNE 232 4000 HARTZELL 84 78.2 - 1.0 77.2 TR-I 3.80 TIARA 6-285-C4 HC-H3YF-3LF/FL-C968 Page 19

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08/27/97 AC36-1G Appendix 7 Appendix 7 Notes Maximum Takeoff Weight Greater Than 12,500 Ib. - Aircraft Certificated To FAR Part 41 Or FAR Part 23 Commuter Category Exhaust Configurations (Reciprocating Engines) Stub Pipes 2 Small Collector, Short Exhaust Pipe 3 Baffles In Collector and/or Cones In Exhaust Pipe 4 Turbine Or Turbocharger S Heat Muff 6 Collector Wraparound Manifold Straight Pipe 7 Manifold Muffler Resonator Muffler Page 20

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AC36-1G 08/27/97 Appendix 7

EQUATIONS FOR THE CALCULATION OF NOISE CERTIFICATION

LIMITS FOR PROPELLER DRIVEN SMALL AIRPLANES AND COMMUTER CATEGORY AIRPLANES 14 CFR PART 36, APPENDIX F NOISE LIMIT (dBA) Up To And Including 1,320 lb. 68 dB(A) Over 1,320 lb. Up To And Including 3,300 lb. 68+-1320 - dB(A) 165 Over 3,300 lb. 80 dB(A) W = Takeoff Gross Weight In Pounds Page 21.

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08/27/97 AC36-1G Appendix 7 NOISE CERTIFICATION REQUIREMENTS - FAR PART 36, APPENDIX F

PROPELLER DRIVEN SMALL AIRPLANES AND COMMUTER CATEGORY AIRPLANES 88 86 84 82 80 80 Noise Level (dBA) 66 64 62 60 2000 4000 6000 8000 10000 12000 14000 16000 18000 20000 Weight (Ibs) Page 22

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AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX G)

MANUFACTURER MTOW MLW ENGINE DATA PROPELLER DLAM MODEL 1000# MER MODEL NO. SHP RPM MFR.MODEL Hona 311ON AGUSTA SpA 2.60 LYCOMING 260 2700 HARTZELL 76 2 EGL F260 E 2.60 AEIO-540-D/E4AS HC-C2YK-4F/FC8477-8R CESSNA 2.95 CONTINENTAL TCM HARTZELL 80 3 77.8 182Q W/BONAIRE STC# SA0121 2.95 IO-550D PHC-G3YF-1RF/F8468 v CESSNA 8.00 PRATT & WHITNEY 600 MCCAULEY 106 81.6 208/208 A 8.00 PT6A-114 3GFR34C703-X/X-106GA-C V CESSNA 8.75 PRATT & WHITNEY 600 MCCAULEY 106 84.2 208B 8.75 PT6A-114 3GFR34C703-Х/X-106GA-C V CESSNA 8.75 PRATT & WHITNEY 675 HARTZELL 100 80.1 208B 8.75 PT6A-114A HCBCMN3/M10083 CESSNA 8.75 PRATT & WHITNEY 675 MCCAULEY 106 82.7 208B 8.75 PT6A-114A 3GFR34C703-X/X-106GA-C CESSNA 3.80 CONTINENTAL TCM 1 MCCAULEY 80 3 82.0 TU206G(WIP AIRE) TSIO-520M D3A34C402/90DFA-10 CESSNA 3.80 CONTINENTAL ICM 1 MCCAULEY 80 84.3 U206F(WIPAIRE) 3.80 10-550-F D3A34C402/90DFA-10 CESSNA 3.80 CONTINENTAL TCM MCCAULEY 80 3 84.3 U206G(WIPAIRE) 3.80 10-550-F D3A34C402/90DFA-10 V DATWYLER (MDC) 2.02 LYCOMING MCCAULEY 74 2 67.9 MD3-160(MUFFLED EXHAUST) 2.02 0-320-DZA IC172/AGM7462 F DATWYLER (MDC) 2.02 LYCOMING MCCAULEY 74 71.7 MD3-160(STNDRD EXHAUST) 2.02 0-320-DZA IC172/AGM7462 DORNIER 10.14 PRATT & WHITNEY 2 MCCAULEY 94.5 4 78.5 SEASTAR CD 2 9.92 PT6A-135A 4HFR34C760/4HFR34C761 V FAIRCHILD 16.50 ALLIEDSIGNAL MCCAULEY 106 80.4 SA227-CC 15.67 TPF 331-11: 612G 4HFR34C652(X)(X)L106LA-0 Page 1

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8/27/97 APPENDIX 8 AIRCRAFT NOISE DATA FOR U.S. CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (14 CFR PART 36, APPENDIX G)

MANUFACTURER MTOW MLW ENGINE DATA PROPELLER DIAM MODEL 1000# MER MODEL NO. SHP BEM MER MODEL Wi SALON FAIRCHILD 16.50 ALLIEDSIGNAL MCCAULEY 901 £ 18 SA227-DC 15.70 TPE331-12UA/AR701G 4HFR34C652X/X-L106LA-O v FFA 2.40 LYCOMING HARTZELL, 74 77.1 AS202/18A4 2.30 AEIO-360-B1F HC-C2YK-1BF v GENERAL AVIA 1.67 LYCOMING 101 76.9 F22 1.67 0-235-N2C MT 180R 120-2C F GYROFLUG-INGENIEUR 1.57 LYCOMING 153 2500 MT-PROPELLER 60.3 72.0 SC 01 B-160 1.57 O-320 DIA MTV-6-C/.D 152-07 V KINGS ENGINEERING 5.80 LYCOMING 2 HARTZELL 76 3 84.2 47 5.80 IO-540-M1AS HC-E3YR-2ALTF/FLC-7468 MOONEY 3.40 LYCOMING 270 2575 MCCAULEY 75 2 74.0 M20M 3.40 TIO-540-AF1A B3D32C417/G82NRd07 PARTENAVIA 4.60 LYCOMING HARTZELL 72 2 78.2 P68 OBSERVER 2 4.40 I0360 A1B6 HC-C2YK-2F/F07666A-4 PIAGGIO 10.80 PRATT & WHITNEY 2 HARTZELL, 85 81.9 P 180 10.80 PT6A-66 M8218X9/LM8218X9 PLAGGIO 11.60 PRATT& WHITNEY 2 HARTZELL 85 81.8 P180 11.60 PT6A-66 HC-E5N-3/HE8218 PILATUS BRITTEN 8.50 ALLISON 2 HARTZELI 80 76.0 BN-2T-4R 8.50 250-B17F/1 HC-C3YF-SF/FC7818K PILATUS FLUG. AG 6.20 PRATT&WHITNEY HARTZELL 103 79.4 PC-6/B2-H4 6.20 PT6A-27 HC-B3TN-3 PZL WARZAW 1.90 LYCOMING SENSENICH 74.3 72.3 PZL KOLIBER 150A 1.90 0-320-EZA 74DM6-0-58 F PZL WARZAW 1.90 LYCOMING 1 SENSENICH 74.3 2 73.8 PZL KOLIBER 150A 1.90 0-320-EZA 74DM6-0-54 F Page 2

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AC36-1G 08/27/97 Appendix 8

EQUATIONS FOR THE CALCULATION OF NOISE CERTIFICATION

LIMITS FOR PROPELLER DRIVEN SMALL AIRPLANES AND COMMUTER CATEGORY AIRPLANES 14 CER PART 36, APPENDIX G NOISE LIMIT (dBA) Up To And Including 1,320 lb. 73 db(A) Over 1,320 lb. To 3,300 lb. 3+ #-1320

• 165 Over 3,300 lb. 85 db(A) Page 3

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AC36-1G 08/27/97 Appendix 8 NOISE CERTIFICATION REQUIREMENTS - FAR PART 36, APPENDIX G

PROPELLER DRIVEN SMALL AIRPLANES AND COMMUTER CATEGORY AIRPLANES 93 91 89 87 85 85 83 Noise Level (dBA) 71 69 67 65 2000 4000 6000 8000 10000 12000 14000 16000 18000 20000 Weight (Ibs) Page 4

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AC 36-1G 8/27/97 APPENDIX 9

AIRCRAFT NOISE DATA FOR FOREIGN CERTIFICATED PROPELLER DRIVEN SMALL AIRPLANES (ICAO ANNEX 16, CHAPTER 6)

MANUFACTURER MTOW ENGINE DATA PROPELLER DIAM MODEL MLW 1000# MER MODEL NO. SHE RPM EXH MFG.MODEL IN NOTES A. SCHLEICHER 1.65 LIMBACH 74 HOFFMANN 63 2 0:09 58.7 ASK 16 L2000-EB-1 HO-V62R/LT160T v AIRCONCEPT 0.73 LIMBACH 59 HOFFMANN 65 2 64.1 - 1.3 62.8 VOWI-10 SL-1700-EA HO-11-150B65L F AKA-FLIEG STUTTGART 1.98 LYCOMING 181 HOFFMANN 8L 2 72.1 - 14 9:01 FS-28 IO-360-B17 HO-V-132K-X/LD210 V ALPLA-WERKE 1.50 LIMBACH 59 HOFFMANN 59 2 62.8 1.8 64.6 AVO-685 SL-1700-EI HO-11-150B75L ALPLA-WERKE 1.51 LIMBACH 59 HOFFMANN 59 2 64.1 1.8 65.9 AVO-685 SL-1700-EI HO-11-150B-75L F BEECH 3.98 LYCOMING 2 165 2700 1 HARTZELL 76 79.5 -2.3 77.2 B76 0-360-AIG6D HC-M2YR-2CLUF/FC76 BEECH (EXCALIBUR) 8.80 LYCOMING 2 2400 HARTZELL 77.0 -0.7 76.3 65-880 8.80 IO-720-A1B HC-A3VK-2/V8433N-2R V BUCKER (UMBAU) 1.48 LYCOMING 153 HOFFMANN 74 2 69.6 -6.2 64.6 BU 131 AIO-320-C1B HO-23 A-188 125 F CASA 1.59 LYCOMING 1 170 HOFFMANN 78 2 71.4 -5.0 66.4

1.131E 52000 AEIO-360-B2F HO-27 HM-198B F CASA 1.59 ENHASA 118 ENHASA 83 67.0 67.0

1.131E S2000 TIGRE G-IV-B HC 212.111 F CASA SPANIER 1.59 TIGER ENHASA 99 ENHAȘA 83 2 71.4 -1.8 69.6

1.131-E G-IV-A2 HC-212-111 DEHAVILLAND 12.57 PRATT+WHITNEY 2 620 2112 HARTZELL 102 82.3 77.4 DH6-300 12.35 PT6A-27 HC-B3TN-3D v DORNIER 13.15 GARRETT 2 HARTZELL 107 75.3 228-101 TPE331-5-252D HC-B4TN-5ML/LT10574 Page 1