OST 1 31209-80 countersunk head boltsBolts OST 1 31209-80 – specialized fastener with countersunk head and a slot, as well as a threaded rod. Use will also require nuts (hex, square, or weld). 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 < /p>
slotted and threaded cylindrical rod. Products must be manufactured with accuracy class A and B.
Steel grade 10X11N23TZMR-VD
strength class 5.6; 5.8; 8.8; 10.9; 12.9. Or others as agreed with the customer.
Bolts 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: Bolt 6 – 24 – C – OST 1 31209-81
These bolts 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.
ANALOGUES p >