P40M TAKE-OFF, CLIMB & LANDING CHART

SPEC AN-H-8 DEC. 28, 1942 ENGINE MODELS

P-40M SERIES TAKE-OFF, CLIMB & LANDING CHART ALLISON V-1710-81 (F-20R)

NO EXTERNAL LOAD ITEMS

TAKE-OFF DISTANCE (IN FEET)

GROSS WEIGHT (IN LBS) HEAD WIND HARD SURFACE RUNWAY SOD-TRUF RUNWAY SOFT-TRUF RUNWAY

AT SELEVEL AT 3,000 FT. AT 6,000 FT. AT SELEVEL AT 3,000 FT. AT 6,000 FT. AT SELEVEL AT 3,000 FT. AT 6,000 FT.

MPH KNOTS GROUND RUN TO CLEAR 50' OBJ. GROUND RUN TO CLEAR 50' OBJ. GROUND RUN TO CLEAR 50' OBJ. GROUND RUN TO CLEAR 50' OBJ. GROUND RUN TO CLEAR 50' OBJ. GROUND RUN TO CLEAR 50' OBJ. GROUND RUN TO CLEAR 50' OBJ. GROUND RUN TO CLEAR 50' OBJ. GROUND RUN TO CLEAR 50' OBJ.

8800 00.0 20.0 40.0 0.0 17. 35. 1350 850 450 2300 1600 1050 1600 1050 600 2650 1900 1250 1900 1250 750 3150 2300 1550 1400 900 450 2350 1650 1050 1650 1050 600 2700 1900 1250 1950 1300 750 3200 2350 1550 1500 950 500 2450 1700 1100 1750 1150 650 2800 1000 1300 2100 1400 800 3350 2450 1600

8300 00.0 20.0 40.0 0.0 17. 35. 1150 700 400 1950 1350 850 1350 850 450 2250 1550 1000 1650 1050 600 2700 1900 1250 1200 700 400 2000 1350 850 1400 900 500 2300 1600 1050 1700 1100 600 2750 1950 1250 1250 800 450 2050 1400 900 1450 950 500 2350 1650 1050 1800 1150 650 2850 1000 1300

7800 00.0 20.0 40.0 0.0 17. 35. 1000 600 300 1700 1150 700 1150 750 400 1900 1350 850 1400 900 500 2300 1600 1050 100 600 300 1700 1150 700 1150 750 400 1900 1350 850 1400 900 500 2300 1600 1050 1050 650 350 1750 1200 750 1250 800 450 2000 1400 900 1500 950 550 2400 1650 1100

NOTE: INCREASE DISTANCE 10% FOR EACH 10C ABOVE 0C (10% FOR EACH 20F ABOVE 32F) ENGINE LIMITS FOR TAKE-OFF 3000 RPM @ 51IN. HG.

COMBAT MISSIONS USE 3000RPM @ 44.6 IN. HG *** CLIMB DATA FERRY MISSION USE 2280RPM @ 28.2 IN. HG.

GROSS WEIGHT (IN LBS) TYPE OF CLIMB S.L TO 3000 FT. ALT. 10000 FT. ALT. 15000 FT. ALT.
BLOWER

CHARGE

BEST I.A.S. FT/MIN TIME FROM S.L. BEST I.A.S. FT/MIN TIME FROM S.L. FUEL FROM S.L. BEST I.A.S. FT/MIN TIME FROM S.L. FUEL FROM S.L.

MPH KNOTS MPH KNOTS U.S. IMP. MPH KNOTS U.S. IMP.

8800 COMBAT FERRY 155 145 135 126 1900 900 1.60 3.30 150 145 130 126 1900 900 5.20 11.0 29.0 30.0 24.1 25.0 150 145 135 126 1700 850 8.0 16.8 36.0 38.0 30.0 31.6

8300 COMBAT FERRY 155 140 135 122 2100 1050 1.50 2.90 145 140 126 121 2100 1050 4.70 9.60 28.0 29.0 23.3 24.1 145 140 126 121 1900 950 7.20 14.6 34.0 35.0 28.3 29.1

7800 COMBAT FERRY 145 135 126 117 2300 1150 1.30 2.60 145 135 126 117 2300 1150 4.40 8.50 27.0 27.0 22.5 22.5 145 135 126 117 2100 1100 6.60 12.9 33.0 33.0 27.5 27.5

20000 FT. ALT. 25000 FT. ALT.

9300 COMBAT FERRY 145 140 126 121 1150 450 11.5 24.9 44.0 47.0 36.6 39.1 140 121 400 18.3 54.0 44.9

8400 COMBAT FERRY 140 135 121 117 1350 550 10.2 21.3 41.0 43.0 34.1 35.8 140 121 750 15.6 49.0 40.8

7500 COMBAT FERRY 140 135 121 117 1500 700 9.40 18.6 39.0 40.0 32.4 33.3 130 113 900 13.6 44.0 36.6

NOTE: INCREASED ELAPSED CIMBING TIME 10% FOR EACH 10C ABOVE 0C FREE AIR TEMPERATURE (10% FOR EACH 20F ABOVE 32F)

LANDING DISTANCE (IN FEET)

GROSS WEIGHT IN LBS. BEST I.A.S APPROACH HARD DRY SURFACE FRIM DRY SOD WET OR SLIPPERY

AT SEA LEVEL AT 3,00 FT. AT 6,00 FT. AT SEA LEVEL AT 3,00 FT. AT 6,00 FT. AT SEA LEVEL AT 3,00 FT. AT 6,00 FT.

MPH KNOTS TO CLEAR 50' OBJ. GROUND ROLL TO CLEAR 50' OBJ. GROUND ROLL TO CLEAR 50' OBJ. GROUND ROLL TO CLEAR 50' OBJ. GROUND ROLL TO CLEAR 50' OBJ. GROUND ROLL TO CLEAR 50' OBJ. GROUND ROLL TO CLEAR 50' OBJ. GROUND ROLL TO CLEAR 50' OBJ. GROUND ROLL TO CLEAR 50' OBJ. GROUND ROLL

8400 100 87 1750 1100 1850 1200 2000 1300 1850 1200 1950 1300 2100 1400 3100 2450 3350 2700 3650 2950

7500 95 83 1550 950 1700 1050 1800 1150 1650 1050 1800 1150 1900 1250 2800 2200 3000 2350 3250 2600

*** FOR 15 MIN. ONLY, THE USE 2600 RPM AND 38.5 IN. HG.

NOTE: FOR GROUND TEMPERATURES ABOVE 35C (95F) INCREASE APROACH I.A.S. 10% AND ALLOW 20% INCREASE IN GROUND ROLL

SPEC AN-H-8 DEC. 28, 1942														ENGINE MODELS
P-40M SERIES							TAKE-OFF, CLIMB & LANDING CHART							ALLISON V-1710-81 (F-20R)
NO EXTERNAL LOAD ITEMS
							TAKE-OFF DISTANCE (IN FEET)
GROSS WEIGHT (IN LBS)	HEAD WIND		HARD SURFACE RUNWAY						SOD-TRUF RUNWAY						SOFT-TRUF RUNWAY
	HEAD WIND		AT SELEVEL		AT 3,000 FT.		AT 6,000 FT.		AT SELEVEL		AT 3,000 FT.		AT 6,000 FT.		AT SELEVEL		AT 3,000 FT.		AT 6,000 FT.
	MPH	KNOTS	GROUND RUN	TO CLEAR 50' OBJ.	GROUND RUN	TO CLEAR 50' OBJ.	GROUND RUN	TO CLEAR 50' OBJ.	GROUND RUN	TO CLEAR 50' OBJ.	GROUND RUN	TO CLEAR 50' OBJ.	GROUND RUN	TO CLEAR 50' OBJ.	GROUND RUN	TO CLEAR 50' OBJ.	GROUND RUN	TO CLEAR 50' OBJ.	GROUND RUN	TO CLEAR 50' OBJ.
8800	00.0 20.0 40.0	0.0 17. 35.	1350 850 450	2300 1600 1050	1600 1050 600	2650 1900 1250	1900 1250 750	3150 2300 1550	1400 900 450	2350 1650 1050	1650 1050 600	2700 1900 1250	1950 1300 750	3200 2350 1550	1500 950 500	2450 1700 1100	1750 1150 650	2800 1000 1300	2100 1400 800	3350 2450 1600
8300	00.0 20.0 40.0	0.0 17. 35.	1150 700 400	1950 1350 850	1350 850 450	2250 1550 1000	1650 1050 600	2700 1900 1250	1200 700 400	2000 1350 850	1400 900 500	2300 1600 1050	1700 1100 600	2750 1950 1250	1250 800 450	2050 1400 900	1450 950 500	2350 1650 1050	1800 1150 650	2850 1000 1300
7800	00.0 20.0 40.0	0.0 17. 35.	1000 600 300	1700 1150 700	1150 750 400	1900 1350 850	1400 900 500	2300 1600 1050	100 600 300	1700 1150 700	1150 750 400	1900 1350 850	1400 900 500	2300 1600 1050	1050 650 350	1750 1200 750	1250 800 450	2000 1400 900	1500 950 550	2400 1650 1100
NOTE: INCREASE DISTANCE 10% FOR EACH 10C ABOVE 0C (10% FOR EACH 20F ABOVE 32F) ENGINE LIMITS FOR TAKE-OFF 3000 RPM @ 51IN. HG.

COMBAT MISSIONS USE 3000RPM @ 44.6 IN. HG ***							CLIMB DATA							FERRY MISSION USE 2280RPM @ 28.2 IN. HG.
GROSS WEIGHT (IN LBS)	TYPE OF CLIMB	S.L TO 3000 FT. ALT.				10000 FT. ALT.						15000 FT. ALT.						BLOWER CHARGE
		BEST I.A.S.		FT/MIN	TIME FROM S.L.	BEST I.A.S.		FT/MIN	TIME FROM S.L.	FUEL FROM S.L.		BEST I.A.S.		FT/MIN	TIME FROM S.L.	FUEL FROM S.L.
		MPH	KNOTS	FT/MIN	TIME FROM S.L.	MPH	KNOTS	FT/MIN	TIME FROM S.L.	U.S.	IMP.	MPH	KNOTS	FT/MIN	TIME FROM S.L.	U.S.	IMP.
8800	COMBAT FERRY	155 145	135 126	1900 900	1.60 3.30	150 145	130 126	1900 900	5.20 11.0	29.0 30.0	24.1 25.0	150 145	135 126	1700 850	8.0 16.8	36.0 38.0	30.0 31.6
8300	COMBAT FERRY	155 140	135 122	2100 1050	1.50 2.90	145 140	126 121	2100 1050	4.70 9.60	28.0 29.0	23.3 24.1	145 140	126 121	1900 950	7.20 14.6	34.0 35.0	28.3 29.1
7800	COMBAT FERRY	145 135	126 117	2300 1150	1.30 2.60	145 135	126 117	2300 1150	4.40 8.50	27.0 27.0	22.5 22.5	145 135	126 117	2100 1100	6.60 12.9	33.0 33.0	27.5 27.5
						20000 FT. ALT.						25000 FT. ALT.
9300	COMBAT FERRY					145 140	126 121	1150 450	11.5 24.9	44.0 47.0	36.6 39.1	140	121	400	18.3	54.0	44.9
8400	COMBAT FERRY					140 135	121 117	1350 550	10.2 21.3	41.0 43.0	34.1 35.8	140	121	750	15.6	49.0	40.8
7500	COMBAT FERRY					140 135	121 117	1500 700	9.40 18.6	39.0 40.0	32.4 33.3	130	113	900	13.6	44.0	36.6
NOTE: INCREASED ELAPSED CIMBING TIME 10% FOR EACH 10C ABOVE 0C FREE AIR TEMPERATURE (10% FOR EACH 20F ABOVE 32F)
LANDING DISTANCE (IN FEET)
GROSS WEIGHT IN LBS.	BEST I.A.S APPROACH		HARD DRY SURFACE						FRIM DRY SOD						WET OR SLIPPERY
	BEST I.A.S APPROACH		AT SEA LEVEL		AT 3,00 FT.		AT 6,00 FT.		AT SEA LEVEL		AT 3,00 FT.		AT 6,00 FT.		AT SEA LEVEL		AT 3,00 FT.		AT 6,00 FT.
	MPH	KNOTS	TO CLEAR 50' OBJ.	GROUND ROLL	TO CLEAR 50' OBJ.	GROUND ROLL	TO CLEAR 50' OBJ.	GROUND ROLL	TO CLEAR 50' OBJ.	GROUND ROLL	TO CLEAR 50' OBJ.	GROUND ROLL	TO CLEAR 50' OBJ.	GROUND ROLL	TO CLEAR 50' OBJ.	GROUND ROLL	TO CLEAR 50' OBJ.	GROUND ROLL	TO CLEAR 50' OBJ.	GROUND ROLL
8400	100	87	1750	1100	1850	1200	2000	1300	1850	1200	1950	1300	2100	1400	3100	2450	3350	2700	3650	2950
7500	95	83	1550	950	1700	1050	1800	1150	1650	1050	1800	1150	1900	1250	2800	2200	3000	2350	3250	2600
*** FOR 15 MIN. ONLY, THE USE 2600 RPM AND 38.5 IN. HG.
NOTE: FOR GROUND TEMPERATURES ABOVE 35C (95F) INCREASE APROACH I.A.S. 10% AND ALLOW 20% INCREASE IN GROUND ROLL