OST 1 31556-80 SCREWS WITH SECRET HEAD
Instead of standard 3250A.Corresponds to normal 3250A.
Description of the product design and its features
The design of the screw consists of a countersunk head with a Phillips recess and a cylindrical rod threaded.
Material of production: 07Х16Н6-Ш.
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 31556-80 – normal 3250A. pdf
Designation example: Screw 6-24-Ts-OST 1 31556-80
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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