Description
OST 1 31577-80 SCREWS C INSTALLATION
Instead of standard 3221A.
Complies with 3221A.Description of the product design and its features
The design of the screw consists of a cylindrical rod with a thread and a slot at the end on one side and a tapered end on the other.
Material of manufacture: steel 30HGSA.
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 31577-80 – normal 3221A. pdf
Designation example: Screw 3-12-Ts-OST 1 31577-80
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.
ANALOGUES
normal 3221 A.
