BGA glider data sheet - Junior (SZD 51-1)

Data source: Manufacturers Technical Manual

Date of issue: April 1995

Manufacturer: SZD Allstar, Bielsko-Biala, Poland

UK Agent:

Web site:

Phone:

Fax:

Weighing Data:

Control deflections in mm

Max weight

Kg Pounds 380 838

Up Down Measuring point

Max free play with stick fixed

BGA concession non-aerobatic max weight (dry) [+3%]
Max pilot weight (seat load)

391 863 110 242

Max in baggage compartment 30
Max weight of non lifting 275 components (everything except wings)

66 606

BGA concession non-aerobatic max weight of non lifting components [+5%]

289

637

Forward C of G limit (aft of datum) 287 mm Aft C of G limit (aft of datum) 482 mm

Pilot position (forward)

500 to 510 mm

Ailerons Elevator

75 / 87
124 / 138

38 / 44
63.5 / 70.5

TE inboard 3 mm end
TE inboard 2.5 mm ends

Rudder

Left & right 250 / 280

TE bottom

Airbrakes

Outer ends above wing top surface 176 / 186

Rudder cable tension 10daN (22 pounds).

Control surface mass balance – Support the control horizontally on its hinges. Measure the weight at the TE, which must not exceed the following % of the total weight of the control surface: - Aileron 15.8%, at inboard end TE, Elevator 41.1%, at outboard end TE, Rudder 1.16%, at bottom TE.

Longitudinal datum: Wing root LE

Horizontal datum: Datum marks on fuselage side horizontal or wing rib 1 horizontal (front of LE and back of TE at same height).

The two standard nose weights each weigh 0,5 kg. Each reduces the minimum cockpit weight by 1 kg.

Maximum speeds

VNE at altitude

Knots Kph

Height feet

Height meters Knots Kph

VNE

119 220

0 – 6562

0 – 2000

119 220

Rough air

84 155

6562 - 9843

2000 – 3000

113 209

Manoeuvre

84 155

9843 - 13124

3000 – 4000

107 198

Aerotow

81 150

13124 - 16405 4000 – 5000

102 188

Winch / auto tow

70 130

16405 - 19686 5000 - 6000

96 178

Winch weak link: 690 ± 69 daN = 774 kg max (Tost red) Tyre pressure:Main 22 psi (1.5 bar), rear 22 psi (1.5 bar) Semi aerobatic, cloud flying permitted. JAR 22 “Utility” category Span 15 meters Manufacturer’s maximum service life 6000 hours. CAIR Aviation “Ottfur” hook(s) may be fitted in place of the original hooks.

This sheet compiled by: Tim Macfadyen

Last update: 27 April 2009 (CAIR Aviation hooks added). Page 114 of 226