AYA FASTENERS Guide | Where Are Butterfly Wing Screws Used?
Jun 06, 2023
Wing screws are a form of thumb screw that may be tightened or loosened with just one hand. The wing-like extension of the wing thumb screw head allows the user to apply pressure with both thumb and forefinger. There are a plethora of names for these fasteners. Different terms, such as wing bolt, wing screw, or butterfly wing screws, can refer to the same fastener. When adjustments are often needed, wing screws are a common choice. The wing-shaped head on these bolts makes them easy to twist by hand.
A butterfly wing screw may be utilized in the same manner as any other nut. Combined with a bolt, they may be used to fasten various objects. When a wing nut is attached to the end of a bolt, it makes it impossible for the two pieces to get loose. Wing nuts can glide up and down the bolts to which they are attached because of their internal threading. Nevertheless, wing nuts' ease of usage is its most prominent selling point. Because they have wings, installing and removing them is simpler than with regular nuts. When choosing wing nuts, there are a few considerations that should be given priority. A wide range of materials may be utilized to produce wing nuts. Others are composed of stainless steel, while others are created of iron alloys such as aluminum and copper.
Butterfly Wing Screws Dimensions Table

| d | M4 | M5 | M6 | M8 | M10 | M12 | M16 | M20 | M24 | |
| P | Pitch | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2.5 | 3 |
| d2 | max | 8 | 11 | 13 | 16 | 20 | 23 | 29 | 35 | 44 |
| min | 6 | 8 | 10 | 13 | 17 | 20 | 26 | 32 | 41 | |
| d3 | max | 7 | 9 | 11 | 12.5 | 16.5 | 19.5 | 23 | 29 | 37.5 |
| min | 5.5 | 7.5 | 9 | 10.5 | 14.5 | 17.5 | 21 | 27 | 35 | |
| e | max | 20 | 26 | 33 | 39 | 51 | 65 | 73 | 90 | 110 |
| min | 18 | 24 | 30 | 36 | 48 | 62 | 70 | 86 | 106 | |
| g | max | 1.9 | 2.3 | 2.3 | 2.8 | 4.4 | 4.9 | 6.4 | 6.9 | 9.4 |
| min | 1.1 | 1.5 | 1.5 | 2 | 3.6 | 4.1 | 5.6 | 6.1 | 8.6 | |
| G | max | 2.3 | 2.8 | 3.3 | 4.4 | 5.4 | 6.4 | 7.5 | 8 | 10.5 |
| min | 1.7 | 2.3 | 2.7 | 3.6 | 4.6 | 5.6 | 6.5 | 7 | 9.5 | |
| h | max | 10.5 | 13 | 17 | 20 | 25 | 33.5 | 37.5 | 46.5 | 56.5 |
| min | 8.5 | 11 | 15 | 18 | 23 | 31 | 35 | 44 | 53.5 | |
| m | max | 4.6 | 6.5 | 8 | 10 | 12 | 14 | 17 | 21 | 25 |
| min | 3.2 | 4 | 5 | 6.5 | 8 | 10 | 13 | 16 | 20 | |
| a | max | 2.1 | 2.4 | 3 | 4 | 4.5 | 5.3 | 6 | 7.5 | 9 |
| r1 | ≈ | 3 | 4 | 5 | 6 | 8 | 10 | 11 | 14 | 18 |
| r2 | ≈ | / | / | / | / | 1 | 1 | 1.2 | 1.6 | 2.5 |
| r3 | ≈ | 0.5 | 1 | 1 | 1 | 1.2 | 1.2 | 1.6 | 2 | 2.5 |
| r4 | ≈ | 2 | 2.5 | 3 | 3 | 5 | 6 | 7 | 8 | C |
Butterfly Wing Screws Features:
● This type is different because it has metal wings. Their name comes from the fact that they have flaps or wings.
● Most of the time, they have a square form.
● Wing nuts have holes on the inside that fit into a bolt.
● Butterfly wing screws are available in various sizes to accommodate any application.
● It is constructed using corrosion-resistant and long-lasting materials like carbon, alloy, and stainless steel.
● The straightforward instructions for setting up these screws are another plus.
● It's common in consumer goods because it doesn't need any specific assembly and can be assembled quickly.
Advantages Of Butterfly Wing Screws:
Butterfly wing screws typically comprise low-carbon steel with a zinc finish, making them resistant to rust and corrosion. Because wing head bolts may be quickly installed without tools, they are commonly called hand fasteners or screws. Butterfly bolts can be easily twisted into position using only your fingertips. The following are some general advantages of using our wing bolt screws:
● Protected from the effects of corrosion.
● Modular design allows for quick and simple setup and teardown.
● Modified by hand for a snug fit.
● There's no need for any equipment.
Application:
Butterfly wings Screws are ideal for uses where adjustments must be made frequently, such as opening and tightening panels. Wing head screws could be an excellent choice if your environment requires frequent closure and opening, and this is a good choice if you need to remove the fasteners often. Everyday uses for wing screws include but are not limited to the following:
● Furniture.
● Sets of drums.
● Cars' power packs.
If your product has a lot of vibration or moisture, these might not be suitable screws. Wing bolts are typically not watertight because they may be easily removed.
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