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steep turns, but found that the payload capacity was now unacceptably low. By this time, however, the M-15 had become reliable enough for restrictions to be lifted and K-5 production resumed, and eventually about 100 K-5s were fitted with this engine. The reliability of the revised M-15 design was vindicated by a gruelling flight through the
Caucasus on 25 June 1933.
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as an alternative powerplant. While reliability increased, this engine installation also created more drag than the M-15 had, and performance decreased accordingly. State
Acceptance trials carried out in May–June 1932 confirmed the reliability of the engine with 550 takeoffs and landings and 2,000
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was an airliner produced in the Soviet Union in the 1930s, built in larger quantities than any other Soviet airliner of its time, with some 260 aircraft constructed. It was a conventional, high-wing, strut-braced monoplane with a fully enclosed cabin and cockpit, and followed the general pattern
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F provided the definitive powerplant for the K-5, offering an increase in power and performance over the M-15, but decreasing the aircraft's payload and range due to its greater weight. The new engine also required strengthening of the wing design; the first K-5 fitted with this engine suffered
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engines became quickly apparent, with frequent failures and operational lifespans measured in only dozens of hours. K-5 operations were suspended by the
Inspectorate of Civil Aviation until the issues were resolved.
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instead. This machine undertook further testing and a number of promotional flights before series production of the K-5 commenced. Early production examples were used on trial services between
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expressed interest in such a machine late the following year that work on the design began in earnest. The prototype was ready by mid-autumn 1929, and first flew on
October 18 with
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in regular service. The first scheduled route flown by K-5s was Moscow-Kharkov, followed by services between Moscow and
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at the controls. Safety trials for the State
Commission commenced on 30 May 1930, and were passed successfully.
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Kalinin had first considered an airliner for 10-12 passengers as early as 1926, but it was not until
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223:. They remained in service until 1940, becoming the backbone of Aeroflot's domestic operations.
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structural damage during flight tests due to the increase in engine power.
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developed by
Kalinin in his earlier designs, though on a larger scale.
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as a transport aircraft, operating in this capacity until 1943.
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engine resulted in the second prototype being powered by a
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Aircraft of comparable role, configuration, and era
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379:1,020 km (635 mi, 552 nmi)
373:206 km/h (128 mph, 111 kn)
435:. London: Studio Editions. p. 547.
312:8 passengers or 690 kg (1,520 lb) cargo
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430:
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139:Ongoing problems with the aircraft's
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324:20.50 m (67 ft 3 in)
318:15.87 m (52 ft 1 in)
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591:1920s Soviet and Russian airliners
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617:
606:Kharkiv Aviation Factory aircraft
336:66.0 m (710 sq ft)
330:2.89 m (9 ft 6 in)
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258:Mongolian People's Army Aviation
243:
51:
24:
433:Jane's Encyclopedia of Aviation
431:Taylor, Michael J. H. (1989).
391:1.0 m/s (200 ft/min)
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80:Konstantin Alekseevich Kalinin
1:
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385:5,560 m (18,240 ft)
358:F , 540 kW (730 hp)
348:4,000 kg (8,820 lb)
342:2,710 kg (5,975 lb)
226:The K-5 was also used by the
601:Aircraft first flown in 1929
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7:
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199:The K-5 was widely used by
134:Mikhail Artemevich Snegirev
10:
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203:, displacing German-built
149:Pratt & Whitney Hornet
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23:
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70:Kharkov Aviation Factory
440:Russian Aviation Museum
297:General characteristics
175:Kalinin turned to the
167:. Problems with the
195:Operational history
417:Stout 2-AT Pullman
94:Primary user
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596:Kalinin aircraft
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457:Авиалайнеры мира
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383:Service ceiling:
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285:Soviet Air Force
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228:Soviet Air Force
186:Eventually, the
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89:18 October 1929
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38:Type of aircraft
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161:Mineralnye Vody
145:Bristol Jupiter
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389:Rate of climb:
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371:Maximum speed:
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291:Specifications
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209:Dornier Komets
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340:Empty weight:
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130:Ukrvozdukhput
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273:Soviet Union
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188:Mikulin M-17
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105:Number built
59:Soviet Union
452:Уголок неба
364:Performance
352:Powerplant:
221:Arkhangelsk
124:Development
117:Kalinin K-5
585:Categories
425:References
334:Wing area:
213:Sverdlovsk
322:Wingspan:
310:Capacity:
237:Operators
76:Designer
495:aircraft
443:Archived
396:See also
306:2 pilots
280:Aeroflot
251:Mongolia
217:Tashkent
201:Aeroflot
177:Shvetsov
98:Aeroflot
36:Airliner
493:Kalinin
445:at the
328:Height:
316:Length:
153:Kharkiv
143:-built
377:Range:
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219:, and
163:, and
157:Moscow
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304:Crew:
33:Role
570:K-15
565:K-14
560:K-13
555:K-12
550:K-11
545:K-10
354:1 ×
207:and
180:M-22
165:Baku
155:and
115:The
109:260
19:K-5
540:K-9
535:K-7
530:K-6
525:K-5
520:K-4
515:K-3
510:K-2
505:K-1
587::
215:,
159:,
485:e
478:t
471:v
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