Questions tagged [feature-identification]

For questions about identifying a feature or design on an aircraft.

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1answer
110 views

What is the reason for the strips on the nose of the Embraer E175 [duplicate]

Recently I boarded a KLM flight with an Embraer E175, when I noticed the strips on the nose (see image, marked with the black circle). Own image This Embraer E190 also has it: Image source ...
6
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1answer
397 views

What’s the purpose of the small “hole” in front of wing root on A320-214?

Someone knows what’s the purpose of this little “hole”?
2
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1answer
266 views

Why does the F-4's rear seat have a weather scope eyepiece?

In the front seat. The pilot has a flat screen radar scope that shows both the planes and the weather. But on the rear seat. The weather scope has an giant eyepiece. Perhaps glare protection? (...
6
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2answers
288 views

What are the two blisters on F-35 upper wing surface?

For all of the F-35 models you can find pictures with and without a blister on the upper wing surface. I'm guessing that it is sensors for the missile warning system that were retrofitted later on, ...
5
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1answer
199 views

What is that Boeing 757 custom cockpit interface?

Cropped; flickr.com, 2008 The photo is taken in cruise. The selected display shows takeoff data. There is also a send button (which hints at a datalink capability for communicating values). I ...
23
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5answers
8k views

Is this one of the engines from the 9/11 aircraft?

I ran across an interesting set of post-9/11 photos and I noticed this picture in particular: The closest item on the truck looks a bit like an airplane engine, but I can't tell for sure. Is it one ...
14
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1answer
3k views

What is that ceiling compartment of a Boeing 737?

Does somebody know what that big box in the roof of the 737 cabin is?
3
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1answer
251 views

How does F/A-18 autotrack work?

This is about the alleged "UFO" video. However, I'm not interested in speculation about what exactly the aircraft being tracked in the video is. What is "autotrack" in an F/A-18 Super Hornet? Does it ...
0
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0answers
45 views

What are the rotating disks at side of the throttle control [duplicate]

Pardon me if inaccurately describe the plane's cockpit. From watching aviation videos, I have noticed two disks at both sides of the throttle levers. They are colored in alternating white and black ...
9
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1answer
1k views

What are these clip-like things?

With me becoming an aviation enthusiast and AirBerlin becoming insolvent, my mom has gone on a hunt for deals on what I can best describe as AirBerlin merch (old uniforms, shirts, skirts, belts and ...
8
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1answer
222 views

What are the circled features on the upper surface of the A380 wing?

On the A380 wing are at least 3 red circle each side. There seems to be a black part inside. Is this a dip stick, or something else?
5
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1answer
2k views

What are these hexagonal things under the Concorde's neck?

The Concorde had a pair of dark-coloured hexagons under each of its forward boarding doors, as seen in this picture (showing the hexagons on the left side of the Concorde's neck): British Airways ...
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1answer
164 views

Does the a320 neo have anything like MCAS? [duplicate]

I am trying to book a flight that will be on an A320 NEO. Does this have any 'new' systems or features, like the MAX MCAS system? I'm asking this question also because one airline has just grounded ...
0
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1answer
153 views

How are this helicopter's blades perfectly timed with the camera shutter? [closed]

This is a video of the Mi-24 helicopter. The rotor blades appear not to be moving. Did the pilot and photographer sync the camera and helicopter to make this video and how? I do not know the true ...
11
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1answer
357 views

What is the bend in the tip of the blade of the new Black Hawk?

The newer Black Hawks have this angle added to the end of their rotor blades. What is it for? How does it increase or decrease performance? Could this be used on airplane propellers? (...
5
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1answer
226 views

Is there a specific purpose for the silver “swoosh” on Air Force One?

Air Force One, just ahead of where the wing joins, has a silver "swoosh" on the bottom of the fuselage: Air Force Two, or other congressional aircraft painted with the blue/white livery that I was ...
3
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1answer
160 views

What are these openings on the TBD/TBM Avenger?

I've been looking at some pictures and models of the TBF1 and TBM3 Avengers, a torpedo and dive bomber from WW2. I've noticed in some cases there are these openings/slots towards the leading edge of ...
46
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3answers
4k views

What is the offset in a seaplane's hull?

I noticed there is a little offset in a seaplane's hull (highlighted in the following picture). I suppose this is useful as it exists in all the seaplanes I know. It appears to be neither a ...
15
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1answer
4k views

What are the unusually-enlarged wing sections on this P-38 Lightning?

Halfway through this video of the Lockheed P-38 Lightning, there's an unusual-looking example. Notice the enlarged wing sections outboard of the engine bodies, and also how the cockpit fairing ...
2
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1answer
382 views

What’s this vortex generator like thing below the wing?

In Barcelona’s El Prat Airport I saw some ceiling fans and noticed that they have on the lower part of the wings something that looks like a wingtip device or vortex generator. As far as I understand ...
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0answers
223 views

Why do the in house Boeing 737 max tails have a drag chute? [duplicate]

In the recent videos of some in-house (tagged as Boeing instead of some airline), at the top of the aircraft's tail, there is a rope with a small drag chute attached to it. What is the purpose of this?...
3
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0answers
80 views

How are these flywheel-like devices used in the Boeing 737 Max? [duplicate]

The recent news video CNN's exclusive look inside a Boeing 737 Max simulator shows a 737 Max simulator cockpit. There are a pair of what look like large black flywheels on the console, shown spinning ...
8
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1answer
437 views

What is this plastic device inside the plane window?

I saw this on a recent domestic flight. It was glued on all the windows of the plane, behind the first layer of plastic. What is it and its purpose?
13
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2answers
1k views

What is this tube in a jet engine's air intake?

I have long been wondering what is the official name of this little air intake tube located in front of the fan blades and its intended functions. I did search it on google but it was in vain. I guess ...
1
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1answer
329 views

What is this yellow tube blowing air? [duplicate]

What is this yellow tube (lower right quadrant of the picture) which is blowing air into the airplane while it's at the terminal? You can see the open hatch on the bottom of the jet through which it's ...
39
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1answer
7k views

Which aircraft had such a luxurious-looking navigator's station?

I'm reading the BBC's How Fiji changed the way we travel; The little Pacific island nation was the first to incorporate GPS into its aviation system – and in doing so forever changed the way we get ...
3
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2answers
281 views

What is that extended nacelle feature on the Honda HA-420 HondaJet?

Here is a picture of the Honda HA-420 HondaJet with strange extended engine housings. Why are they required? What are they for? I am not asking about the red covers, but the white engine housing ...
12
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1answer
3k views

What is the small cylinder on the firewall to the left of the battery?

What is this and should the yellow wire be soldered to it? Any ideas on preventing the wire from detaching again? I checked the C150 parts manual but didn't see it. Is there somewhere else I should ...
3
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2answers
194 views

What is that protruding fuselage part? [duplicate]

Circled in red above, I suspect that's a high-lift device meant to improve handling at takeoffs and landings, but I don't know for sure really. What is its name and uses?
29
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3answers
8k views

What is this object in the cockpit of an ultralight?

This is a tool (probably) in on an ultralight airplane. Initially I guessed that it is a tilting meter (to level between right and left), but seems it is not as it just a vertical tube filled up with ...
17
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2answers
1k views

What is that CFM56 with a toothed exhaust on an A321?

I stumbled upon a wikimedia picture and I saw something that I have not seen before: a CFM56 with a toothed engine exhaust. Can someone explain to me what engine variant that is? Source Author: ...
2
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1answer
149 views

What are these engine gauges in the Comet 4 for?

What are these gauges on the Comet 4's engine-gauge panel (between the captain's and first officer's instruments, above the throttle levers), marked "POWER LOSS INDICATOR", for? (Sorry for the blurry ...
8
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1answer
415 views

What are these openings around the Comet's engine intakes?

What are all these openings surrounding the Comet 1's engine intakes... (Original image by Tony Hisgett at flickr, via Wikimedia Commons; modified by me) and what is this opening between the Comet 4'...
2
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1answer
382 views

What is the purpose of this item next to the cockpit window on the B737?

Hello does anybody know what the purpose of this odd looking shape is
4
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2answers
599 views

What is this unusual leading edge flap on a B737-200?

On this video of Air North's gravel runway-equipped B737-200, there's what appears to be a small leading-edge flap (Krueger flap?) inboard of the engine. Refer to the screen shot below. What is this?...
20
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1answer
6k views

What are these “pimples” on the jet engine for?

When looking into the General Electric CJ 805-23B jet engine, I have discovered that all forward section of the compressor is covered by a number of near identically looking "pimples". What are these ...
2
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1answer
224 views

What is this fairing on a Cessna 421?

What's the purpose of the fairing on fuselage, near leading edge of the wing?
0
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1answer
222 views

What are the hinged(?) structures in front of the F-4 Phantom's intakes? [duplicate]

What are the large flat structures on the sides of the F-4 Phantom directly in front of the engine air intakes? They are more or less square, and may be hinged vertically.
9
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3answers
2k views

What are these windows/portholes on the English Electric Canberra bomber?

This may be an obvious question, but I don't know, which is why I'm asking here. I've searched "Canberra canopy porthole" and "window", but didn't get any information. There is a porthole of sorts on ...
0
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2answers
461 views

What's on the upper deck in the picture (circled) of Cathay Pacific Cargo Boeing 747-8F? [duplicate]

Cathay Pacific Cargo Boeing 747-8F Image Source Is that a resting area for pilots or passengers seats?
3
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2answers
383 views

What position was this photo of a jet engine taken from?

From that aviation photographer, I saw that beauty: Having in mind the jet engine I would see, let's say as a normal passenger, I am not really able to understand from where I am looking at that ...
7
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1answer
297 views

What are those sensors on the forward (Airbus) A321neo fuselage?

What are those sensors on the forward (Airbus) A321Neo fuselage? If it helps, this is wow air’s TF-DTR.
2
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2answers
494 views

What is this aeroplane - not a Blackbird?

What is the aeroplane in the first image? I noticed this photo in a youtube clip, and at first glance thought it was a three-engine Blackbird SR-71, but it appears to be a single-seater. The text ...
0
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1answer
258 views

What are these lumps on the top side of the wings of military aircraft? [closed]

There is an online video game called War Thunder that lets you fly various planes from roughly the 30s to the late 50s. It has some pretty detailed models, and I've noticed these lumps on the wings of ...
6
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1answer
478 views

What is this 'runway number' automatic readout system on a flight deck?

I was watching this flight-deck video (starts at 11:13) of a Turkish Airlines Boeing take off from Istanbul and just as they accelerate on the take off roll there seems to be an automatic voice in the ...
18
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2answers
2k views

What's the function of the plate behind the wheels of the Pilatus Porter?

Anyone knows what's the plate behind the wheel of the Pilatus Porter for?
5
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1answer
409 views

What is that hole on the front portion of the empennage of a CRJ-1000?

I've noticed that there is a hole on the front tip of the "dorsal fin" of the CRJ-1000. I've been thinking that it would be logical if that's the intake for its APU unit. But I'm not really sure. ...
4
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1answer
187 views

Is the shape of the Bell X-1 wing on Virgin Galactic's VSS Unity's artwork correct?

This answer to the Space SE question What do these patterns on Virgin Galactic's VSS Unity represent, and how are they applied? indicates that one of the aerospacecraft representations on the Unity is ...
9
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1answer
2k views

Why do the A220 cockpit seats have a cutout?

Why do cockpit seats on the A220 have a cutout on the bottom cushion? The answers to Aircraft pilot's seats: what is the notch for? explain that these cutouts allow for easier maneuverability of the ...
7
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1answer
385 views

What is this instrument that has “PACK” written on it and a temperature scale?

All I know right now is that it’s made in 1973. Another instrument I have is from a b727 and is dated 1982. This one I have no clue. Serial number- H 2590. The brand is Amphenol. That’s all the info I ...