All About Barrel Nuts

Content
  1. Description and purpose
  2. What are they?
  3. Usage Tips

In stores of household goods, building materials, you can often find barrel nuts M6, M8, M10 and other sizes. It is imperative to understand, however, what these fasteners are made of, and how barrel nuts should be used. The correct use of such products depends on the answer to these questions.

Description and purpose

The barrel nut is one of the types of fastening hardware... Its characteristic specificity is the presence of a flow hole. Various types of threads are cut inside.

Such a product is in demand when creating various types of furniture:

  • cabinet;
  • armchairs;
  • sofa;
  • bedside tables and a number of other products.

The barrel-shaped type of fastener can also be used as a retainer for various screws and bolts. In online stores and real trade, you can find products of various sections. Some models are formed from extra strong components. A high-end keg nut can help create a good fit.

It is worth noting that it is sometimes called "countersunk"; when installing, they immediately try to align the hole with a suitable screw.

What are they?

Keg nuts M5 format can have one threaded hole. This product is suitable for assembling cabinet furniture. Most often, galvanized steel is used for the manufacture of such fasteners. A straight slot can be used to facilitate the alignment of the fastening axles when screwing in. The M6 ​​barrel nut can also be supplied with a straight slot.

In many online stores, by the way, the highest popularity of just such a modification is noted. The size of this fastener can be:

  • 1x1.4 cm;
  • 1x1.6 cm;
  • 1.2x1.3 cm;
  • 1x3 cm;
  • 1x1.8 cm;
  • 1x2 cm.

For manufacturing, black oxidized, galvanized and even blued steel can be used. As for products of the M8 type with a straight slot, all of them are made of galvanized steel. The dimensions are 1.2x1.6x0.8 cm. The thread pitch is usually 1.25 cm. The thread is typically right-handed.

M10 barrel nuts with a straight slot and a single threaded hole can be made of free-cutting steel. Stainless steel is available on request. Deliveries are carried out in batches of 500, 1000 or 2000 pieces. Such a product is in demand mainly in the furniture industry. Installation is carried out in pre-prepared holes.

Sometimes there are plastic liners with flange and unthreaded hole. They are intended for confirms screws (self-tapping screws). The polymer nut is inserted into the recess of the particular part. A special hole is used to insert external fasteners. Overall dimensions 1.18x1.5x0.95 cm.

Usage Tips

The installation procedure for the barrel nut begins with the penetration of the through channel (it will be the seat). This channel must be exactly the same size as the nut cylinder. The attachment point is drilled using a cutter. The fasteners are deepened by hammer blows or in the process of tightening. Screws or bolts are screwed on the other side. To distribute the load more evenly, a special elongated washer can be used, complying with DIN 9021 standards.

It is useful to consider that:

  • the hole should be slightly larger than the outer diameter of the nut;
  • they drill it during production on metal-cutting machines (it is inappropriate to try to make such a hole on your own);
  • straight slot makes it easier to adjust the position of the nut and its docking with the screw;
  • the size of the product must be such that it fits exactly into the level of the furniture board.

Help prevent spontaneous unwinding:

  • washers;
  • a combination of washers with grovers;
  • synthetic fixing compound;
  • the use of a cotter pin.
For more information about the barrel nut, see the video below.
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