B74S
BOEING 747SP
BOEING 747SP
Aircraft
Name
747SP
Manufacturer
Body
Wide
Wing
Fixed Wing
Position
Low wing
Tail
Regular tail, mid set
WTC
H
APC
D
Type Code
L4J
RFF Category
8
Engine
Jet
Engine Count
Multi
Position
Underwing mounted
Landing gear
Tricycle retractable
Manufactured as
BOEING 747SP
Cite This Page
SKYbrary Aviation Safety. (September 2, 2021). B74S.
Retrieved June 4, 2026
from https://skybrary.aero/aircraft/b74s
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B74S
Long range, high capacity wide-body airliner. In service since 1976. Shortened version of the B747-200 with a better performance (SP for Special Performance), optimised for African and Pacific long range non-stop services.
The B74S is member of the B747 family of aircraft.
Technical Data
Wing span (metric)
59.60 m
Length (metric)
56.30 m
Height (metric)
19.40 m
Powerplant
4 x P&W JT9D-1AW (218.4 kN) or
4 x GE CF6-45A2 (206.8 kN) or
4 x R-R RB 211-524B (222.8 kN) or
4 x R-R RB 211-524D4 (230 kN) turbofans.
Engine Model(s)
General Electric CF6
Pratt & Whitney JT9D
Rolls-Royce RB211
Indicative Performance Data
Take-Off
V2
160 kts
Distance
2300 m
MTOW
304000 kg
Initial Climb (to 5000 ft)
IAS
190 kts
ROC
3000 ft/min
Initial Climb (to FL150)
IAS
290 kts
ROC
3000
Initial Climb (to FL240)
IAS
290 kts
ROC
1900 ft/min
MACH Climb
MACH
0.80
ROC
1900 ft/min
Cruise
TAS
535 kts
MACH
0.88
Ceiling
451
Range
6650 NM
Initial Descent (to FL240)
MACH
0.72
ROD
800 ft/min
Descent (to FL100)
IAS
290 kts
ROD
3000 ft/min
Descent (FL100 & below)
IAS
250 kts
MCS
240 kts
ROD
1500 ft/min
Approach
Vapp (IAS)
140 kts
Distance
2200 m
