BRISTOL BEAUFIGHTER Mk.VI / X

OPERATING DATA

 

Engine data

 

(a) Fuel : 100 octane

(b) Engine limitations for Hercules VI, XVI or XVII

 

 

RPM

Boost

Ib/sq.in

Temp °C

Cylr

Oil

MAX TAKEOFF

TO 1000ft

2900

+8½ (+10)*

 

 

MAX CLIMBING

ONE HOUR LIMIT

2500

+6

270 (290)

90

MAX RICH

CONTINUOUS

2400

+6

270 (290)

80

MAX WEAK

CONTINUOUS

2400

+2

270 (290)

80

COMBAT

5 MINS LIMIT

2900

+8½ (+10)*

280 (300)

100

 

Use of the higher cylinder temperatures in brackets is permitted if operational conditions make observance of the lower temperatures impracticable.

 

OIL PRESSURE

 

NORMAL

80 to 90 lb/sq.in

EMERGENCY MINM (5 MINS)

70 lb/sq.in

MINM. TEMP FOR TAKE-OFF

OIL 5°C

DIVING

 

MAXIMUM BOOST

8¼ lb/sq.in

MAXIMUM RPM

3050

 

 

Flying limitations

 

(i)                   This aircraft is designed for the duties of a long-range reconnaissance fighter and intensional spinning and aerobatics are not permitted.

 

(ii)                 Maximum I.A.S. (Speeds in brackets are in knots):-

 

Diving                                                            400 (345) (with torpedo slung, 300 (260))

Lowering Flaps                                                150 (130)

Flaps fully down                                                135 (116)

Undercarriage down                                    150 (130)

Dive brakes (if fitted)                                    280 (240)

VSi - Clean Stall Speed                                    105 (91)

Vso – Stall Speed with flaps                        80 (69)

 

(iii)                Recommended minimum speed with dive brakes on : 140mph (120) I.A.S.

(iv)                Maximum Weights:-

 

Take-off and straight flying                        24000lb (25500lb on Mk.X)

Landing and all other flying                        22100lb

 

Maximum Perfomance

 

Climbing:

The speeds for maximum rate of climb are as follows:

150mph (130kts) I.A.S. from sea level to 12000ft

145mph (126kts) I.A.S. from 12000ft to 16000ft

140mph (122kts) I.A.S. from 16000ft to 20000ft

135mph (117kts) I.A.S. above 20000ft

 

Maximum Range

 

            Climbing: As for maximum performance

 

            Cruising: The recommended speeds are as follows:

                        200mph (174kts) I.A.S. up to 15000ft

                        190mph (165kts) I.A.S. between 15000ft and 20000ft

                        180mph (157kts) I.A.S. between 20000ft and 25000ft

 

Fuel Capacities

            Fuel capacity in gallons:

            Main tanks inner                             376

            Main tanks outer                             174

                                                                        550            550

            Long range tanks(if fitted)                            132

            Total all tanks                                                    682