OST 1 33224-89 Reinforced hexagon castle nutsOST 1 33224-89 nuts – this product is a hexagonal rod with slots or a “crown” type and with an internal hole and thread, suitable for fastening metal structures. The shape of the bottom of the slot can be flat, rounded or chamfered. The use of washers of various configurations (grovers, flat, etc.) will help to make the connection more reliable.
Description of the product design and its features
The structure of the nut consists of a hexagonal bar with slots or the type of “crown” and an internal hole with a thread.
Material of manufacture: steel grade 10H11N23TZMR-VD.
Coating of nuts with zinc, chromium, nickel, cadmium, etc. is carried out in its own galvanic workshop. A multilayer coating is also available, for example, copper-nickel (M.N.) or copper-nickel-chromium (M.N.X.6).
OST 1 33224-89.pdf
An example of the name and designation of a reinforced castellated hexagon nut with thread MR6 – 4Н5Н from steel 10Х11Н23ТЗМР-ВД, -coated Chem.Pas:
Example of designation: Nut 6-2-Chem.Pac-OCT 1 33224-89
These nuts are used in many industries. Increased demand for products, in particular, is observed in the aircraft and machine-building 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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