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N421EF - Schleicher ASK-21

Details
24 April 2018

SpecificationsEF_Large

  • Span 17.0 m./ 55.77 ft
  • Area 17.95 sq. m. / 193.21 sq.ft.
  • Aspect ratio 16.1
  • Airfoil Wortmann FX-S02-196 ,
  • Empty weight 360 kg. / 794 lb.
  • Payload 240 kg. / 529 lb.
  • Gross weight 600 kg. / 1,323 lb.
  • Wing loading 33.4 kg. / sq. m. / 6.84 lb. / sq. ft.
  • Structure fiberglass and foam wing, fiberglass honeycomb sandwich fuselage and tail.

Performance

  • L/D max. 35 85 kph / 46 kt / 53 mph
  • Min. sink 0.65 m/s / 2.13 fps / 1.26 kt
  • 67 kph / 36 kt / 42 mph

Other

  • Country of origin Germany
  • Designer Rudolf Kaiser
  • No. of seats 2
  • No. in the U.S. ~35

N421EF Panel

Details
24 April 2018
Front
Rear

N421EF Documents

Details
24 April 2018

Schleicher ASK21

The ASK 21 is a two-seater mid-wing with T-tail. This aircraft stands out particularly by its wide range of flying tasks. The ASK 21 accompanies the student pilot from instruction up to the first cross-country or competition flights.

N421EF Library ( 7 Documents )

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N421EF Originating Factory Documents and TBO
 460.08 KB
 04-24-2018

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N421EF Registration
 35.24 KB
 04-24-2018

Registration certificate. Always consult the aircraft documentation for current certificate. 

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N421EF Pickup from Bozeman, MT
 731.44 KB
 12-10-2018

Pickup of 85F, in June 2014, from Bozeman Montana by Peter Baur, Scott Westfall, John Seaborn and Brody.

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ASK21 AD - Notes and Technical Notes
 338.76 KB
 12-10-2018

Airworthiness directives and technical notes related to the ASK21.
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ASK21 Brochure
 310.73 KB
 12-10-2018

Sales brochure
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ASK21 Impressions
 220.6 KB
 04-24-2018

Bill Daniels gives his impressions on the ASK21.

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ASK21 Instructions for Continued Airworthiness
 04-24-2018

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ASK21 Preflight
 711.63 KB
 12-10-2018

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ASK21 Repair Manual.pdf
 04-24-2018

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ASK21 TSA Spirals
 274.72 KB
 12-10-2018

From our friends at the TSA, flying the ASK21.
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N421EF Flight Manual Supplemental for Spin Weights.pdf
 04-24-2018

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N421EF Flight Manual
 6.39 MB
 04-24-2018

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N421EF Original Wt and Bal in KG
 443.03 KB
 12-10-2018

Weight and balance numbers for you European types.
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N421EF Original Wt and Bal in LBs
 393.55 KB
 12-10-2018

The human understandable numbers
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Two Place Trainer

Details
18 April 2018

EF

The ASK21 is the gold standard in two place trainers. We have one at Boulder for the enjoyment of our members!

Read more: Two Place Trainer
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