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Spinner (aeronautics)

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on a light aircraft involves installing a circular spinner back plate over the engine driveshaft, then the propeller, followed by a spinner front plate. The spinner dome is then mounted over this assembly and secured with screws to the back and front plates. Small plates are usually fitted behind the
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can result, along with a high degree of vibration that results in the need for an immediate engine shut-down and a forced landing. In cases where the spinner has completely departed the aircraft it often impacts the airframe or the windshield, with potentially catastrophic results.
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propeller to fill in the spinner dome cutouts and are secured to the backplate again with screws. Some spinner designs do not incorporate the front plate, although these are not suitable for higher-powered engines.
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Because of their role as a rotating component and the risk of cracking and failure due to engine vibration, spinners require regular inspection, particularly of the back plate as well as the spinner dome itself.
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market in the early 1990s initially developed a poor reputation for cracking. More recent models have resolved these problems and they now function as well as aluminium ones do.
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series of fighter designs. In some cases spinners were found to block airflow to the engine, causing overheating, a problem later solved by careful aerodynamic design.
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The loss of a spinner in flight has caused damage to aircraft as well as accidents. If the spinner becomes partially detached then damage to the
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style is directly attached to the propeller and just covers the propeller mounting bolts.
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engine. Spinners both make the aircraft overall more streamlined, thereby reducing
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Piston-powered aircraft often have spinners of one of two basic designs. The
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turbofan engine, with its spinner visible at the centre of the fan blades.
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with a large-style spinner that fits over the propeller.
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Western Carolina Air Museum: 1915 Moraine-Saulnier N
890: 171:Dictionary of Aeronautical Terms, third edition 304: 225: 223: 221: 219: 125:The first spinners were fitted to aircraft 66:fits over the propeller, while the smaller 311: 297: 194: 192: 190: 188: 186: 216: 57: 133:of that era, and also were prominent on 112: 34:is an aircraft component, a streamlined 18: 183: 88:The normal method of installation of a 891: 141:French monoplane fighter, and for the 292: 163: 73:The spinner may be constructed from 325:components, systems and terminology 280:Development of airscrew spinners - 13: 14: 915: 273: 235:Experimental Aircraft Association 204:Experimental Aircraft Association 265:Century of Flight: Bloch MB 174 54:role on some aircraft designs. 647:Propeller speed reduction unit 258: 247: 1: 156: 457:Capacitor discharge ignition 7: 237:Aviation Foundation, 1992. 206:Aviation Foundation, 1995. 24:North American P-51 Mustang 10: 920: 108: 42:hub or at the centre of a 850: 784: 761: 715: 660: 634: 625: 500: 467:Electronic fuel injection 442: 339: 330: 513:Aircraft engine starting 137:-era aircraft, like the 558:Mean effective pressure 598:Time between overhauls 122: 58:Piston engine spinners 27: 873:Ice protection system 613:Volumetric efficiency 578:Overhead valve engine 116: 22: 858:Auxiliary power unit 738:Flight data recorder 827:Pressure carburetor 563:Naturally aspirated 533:Engine displacement 200:Bingelis on Engines 842:Updraft carburetor 716:Engine instruments 642:Propeller governor 538:Four-stroke engine 145:, Robert Thelen's 127:in the early 1910s 123: 83:homebuilt aircraft 28: 16:Aircraft component 886: 885: 723:Annunciator panel 711: 710: 621: 620: 603:Two-stroke engine 573:Overhead camshaft 553:Manifold pressure 523:Compression ratio 233:, pages 269-273. 202:, pages 196-210. 139:Morane-Saulnier N 119:Rolls-Royce RB211 911: 868:Hydraulic system 688:Counter-rotating 632: 631: 384:Hydraulic tappet 337: 336: 313: 306: 299: 290: 289: 267: 262: 256: 251: 245: 231:Firewall Forward 229:Bingelis, Tony: 227: 214: 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a 115: 106: 102: 99: 94: 91: 90:large spinner 86: 84: 80: 76: 71: 69: 65: 64:large spinner 55: 53: 49: 45: 41: 37: 33: 25: 21: 878:Recoil start 837:Turbocharger 832:Supercharger 698:Single-blade 651: 608:Valve timing 429:Sleeve valve 414:Poppet valve 389:Main bearing 281: 260: 249: 230: 199: 170: 165: 147:Albatros D.I 124: 103: 95: 89: 87: 72: 67: 63: 61: 31: 29: 904:Jet engines 822:Intercooler 748:Hobbs meter 673:Blade pitch 668:Autofeather 661:Terminology 568:Monosoupape 528:Dead centre 501:Terminology 409:Piston ring 379:Gudgeon pin 135:World War I 899:Propellers 893:Categories 812:Gascolator 802:Carburetor 753:Tachometer 635:Components 627:Propellers 543:Horsepower 508:Air-cooled 487:Spark plug 452:Alternator 445:components 443:Electrical 424:Rocker arm 364:Crankshaft 342:components 340:Mechanical 157:References 79:fibreglass 472:Generator 75:aluminium 68:skull cap 52:aesthetic 40:propeller 776:Throttle 693:Scimitar 399:Oil pump 369:Cylinder 359:Crankpin 349:Camshaft 320:Aircraft 149:through 44:turbofan 652:Spinner 492:Starter 482:Magneto 419:Pushrod 109:History 36:fairing 32:spinner 790:system 593:Stroke 434:Tappet 404:Piston 282:Flight 241:  210:  177:  797:Avgas 733:EICAS 786:Fuel 728:EFIS 518:Bore 239:ISBN 208:ISBN 175:ISBN 151:D.V 77:or 895:: 218:^ 185:^ 30:A 312:e 305:t 298:v

Index


North American P-51 Mustang
fairing
propeller
turbofan
aerodynamic drag
aesthetic
aluminium
fibreglass
homebuilt aircraft
engine cowling

Rolls-Royce RB211
in the early 1910s
rotary engines
World War I
Morane-Saulnier N
Central Powers
Albatros D.I
D.V
ISBN
1-56027-287-2





Experimental Aircraft Association
ISBN
0-940000-54-7

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