OST 1 31586-91 Screws With a semicircular head p > Screws OST 1 31586-91 – this product has a semicircular head and a threaded rod, they can be used to connect several parts at once, fixing them to metal structures without an existing internal thread.
Description of the product design, its features
The screw design consists of a semicircular slotted head and a cylindrical threaded rod.
Material of manufacture: steel 15G, 25 and 15.
Coating of screws with zinc, chromium, nickel, cadmium, etc. is carried out in our own galvanic workshop. A multilayer coating is also available, for example, copper-nickel (M.N.) or copper-nickel-chromium (M.N.X.6).
Screw OST 1 31586-2006. pdf
Designation example: Screw 3-14-Ц-1-ОСТ 1 31586-80
Designation example: Screw 3-14-Ц-2-ОСТ 1 31586-80 < / p>
Example of designation: Screw 3-14-Ts-3-OST 1 31586-80
Product application areas
These screws are used in many industries. An increased demand for products, in particular, is observed in the aircraft and mechanical engineering industries, as well as in construction, energy and metalworking, where they are used for reliable fastening of parts and metal structures.
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