OST 1 31501-80 Hexagon head screws
Instead of normal 3151A.Complies with the standard 3151A.
Description of the product design 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 of: 2 mm for screws up to 100 mm long; and 4 mm for screws with a length of over 100 mm. Areas of application of the product of such screws must be coordinated with the main organization for standardization
Material of manufacture: steel 45,
Coating of screws with zinc, chrome, nickel, cadmium, etc. is performed 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 31501-80
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.