GOST 21332 is a knurled clamping screw. It is used for connecting structures that are to be disconnected in the future. Due to the large head size, DIN 653 screws are comfortable enough for installation and do not spoil the appearance of the product. Thanks to the reduced head height, it only slightly rises above the surface of the parts to be joined.
Fastening group of GOST 21332
Screws of GOST 21332 are most often made of stainless steel and belong to the stainless fasteners group.
Materials for the manufacture of GOST 21332 screws
Screws of GOST 21332 are made of the following materials:
- Steel, which can be additionally coated with zinc. Zinc (Plated) protects against corrosion if the fasteners are to be used in aggressive environments
- Stainless steel, grade A1. Allows the use of fasteners at significant temperature changes and in aggressive and humid environments.
Areas of application of GOST 21332 screws
The screw of GOST 21332 is widely used in instrumentation. This fastener is used for fixing thin walls of devices and cases, and is also used to fix tripods at a certain level. The screws of this fastener are quick to turn in and out thanks to the short threaded part. They can also be used in machine tool construction, mechanical engineering, and many other industrial sectors.