OST 1 31503-80 Hexagon head screws
Instead of 3156A normal.Corresponds to normal 3156А.
Description of the design of the product and its features
The design of the screw consists of a hex head and a threaded rod.
Allowed Areas of application of the product screws longer with an interval: 2 mm for screws up to 100 mm long; and 4 mm for screws over 100 mm in length. The scope of the product of such screws must be coordinated with the main organization for standardization
Material of manufacture: 14X17H2.
Screws are coated with zinc, chromium, nickel, cadmium, etc. in our own electroplating workshop. A multilayer coating is also available, for example, copper-nickel (M.N.) or copper-nickel-chromium (M.N.X.6).
Designation example: Screw 6-24-Ц-ОСТ 1 31503-80
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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