B737-800 NG Operational Limitations and Technical Specifications

Vocabulary and operational limitations for the Boeing 737-800 NG aircraft based on technical specifications for dimensions, weights, systems, and engine performance.

Wing tip-tip dimension

$$35.79\,m$$

Nose – tail dimension

$$39.50\,m$$

Main gear – gear dimension

$$5.7\,m$$

Main gear – vert-horstab dimension

$$12.5\,m$$

Min width pavement 180° turn

$$24.3\,m$$

Max Zero Fuel Weight (YT427)

$$61.688\,kg$$

Max Taxi Weight (YT427)

$$79.242\,kg$$

Max Takeoff Weight (YT427)

$$79.015\,kg$$

Max Landing Weight (YT427)

$$65.317\,kg$$

AC Power

$$115\,\pm\,5\,V$$

DC Power

$$24\,\pm\,2\,V$$

Frequency Power

$$400\,\pm\,10\,cps$$

Each IDG Power

$$90\,kVa$$

STBY Battery Time

$$60\,\text{mins}$$

ISFD On Battery

$$150\,\text{mins}$$

Max Operating Alt

$$41.000\,ft$$

Max T/O and L/D Alt

$$8.400\,ft$$

Runway Slope limitation

$$2\,\%$$

Max T/O L/D Tailwind (DRY)

$$10\,kt$$

Max Crosswind DRY

$$33\,kt$$

Max Crosswind WET

$$25\,kt$$

Max Crosswind CONTA

$$15\,kt$$

Max Alt different Capt – FO (Inflight 1 hour)

$$200\,ft$$

Max Alt different Capt – FO (Ground)

$$50-60\,ft$$

Max Alt diff Capt – FO & Elev

$$75\,ft$$

Max Overshoot enter RVSM

$$150\,ft$$

A/P min alt after T/O (FCOM)

$$400\,ft$$

A/P max alt for L/D (FCOM)

$$50\,ft$$

Cabin horn sound altitude

$$10.000\,ft$$

Max Different Cabin Press

$$9.1\,Psi$$

Max Different Cabin Press (FL280 or Below)

$$7.45\,Psi$$

Max Different Cabin Press (FL280 – FL370)

$$7.80\,Psi$$

Max Different Cabin Press (Fl370 or Above)

$$8.35\,Psi$$

Min - max Hydraulic Qty

$$76\,\text{--}\,106\,\%$$

Min fuel ground ops EMDP

$$760\,ks\,\text{each tank}$$

Max Hydraulic Press

$$3500\,Psi$$

Min Brake Press pre-charge

$$1000\,Psi$$

Usable Fuel (Main Tank)

$$3.915\,kg$$

Usable Fuel (Center Tank)

$$13.066\,kg$$

Usable Fuel (Total)

$$20.896\,kg\,\text{or}\,26.025\,ltr$$

Fuel Config CTR

$$>\,726\,kg\,\text{(and pump OFF)}$$

Fuel Imbal differ

$$>\,453\,kg\,\text{(extinguish < 91)}$$

Fuel Low Alert

$$<\,907\,kg\,\text{(extinguish > 1134)}$$

Max Fuel Temp

$$49\,^{\circ}C$$

Min Fuel Temp

$$-43\,^{\circ}C\,\text{or above 3 }^{\circ}C\,\text{freezing point}$$

Passenger oxygen drop altitude

$$14.000\,ft$$

Passenger oxygen duration

$$12\,\text{min}$$

Flight crew oxygen (2 Crew)

$$495\,psi$$

Flight crew oxygen (3 Crew)

$$690\,psi$$

Landing gear Extended limit

$$320\,kts/.82$$

Landing gear Extension limit

$$270\,kts/.82$$

Landing gear Retract limit

$$235\,kts$$

Engine CFM56-7 N1 Max (20 Sec)

$$104,7\,\%$$

Engine CFM56-7 N1 Max (Continuous)

$$104\,\%$$

Engine CFM56-7 N2 Max

$$105\,\%$$

Max EGT (Takeoff / 5 mins)

$$950\,^{\circ}C\,\text{or redlines}$$

Max EGT (Continuous)

$$925\,^{\circ}C\,\text{or amber bands}$$

Max EGT (Start)

$$725\,^{\circ}C\,\text{or redlines}$$

Max EGT (Start Inflight)

$$950\,^{\circ}C\,\text{or redlines}$$

Min Oil Pressure

$$13\,Psi\,\text{or amber band}$$

Max Oil Temp (Continuous)

$$140\,^{\circ}C\,\text{or amber band}$$

Max Oil Temp limit

$$150\,^{\circ}C\,\text{or redlines}$$

Min oil quantity

$$3\,US\,gal/\,75\,\%\,\text{full}$$

Max Time 140 – 150 °C (Oil)

$$15\,\text{mins}$$

APU Bleed + Electrical max altitude

$$10.000\,ft$$

APU Bleed max altitude

$$17.000\,ft$$

APU Electrical max altitude

$$41.000\,ft$$

Max APU start on ground

$$15.000\,ft$$

APU start cycle

$$2\,\text{mins}$$

APU cooling down period

$$1\,\text{min}$$

APU fuel consumption (ground)

$$105\,kg/\text{hour}$$

APU cooldown after 3x start

$$15\,\text{mins}$$

Max Flaps Extension Alt

$$20.000\,ft$$

Max Speed Flaps 1 – 5

$$250\,kts$$

Max Speed Flaps 10

$$210\,kts$$

Max Speed Flaps 15

$$200\,kts$$

Max Speed Flaps 25

$$190\,kts$$

Max Speed Flaps 30

$$175\,kts$$

Max Speed Flaps 40

$$162\,kts$$

Brake overheat (amber) threshold

$$\text{exceed } 4.9\,\text{--}\,9.9$$