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1. The C-grade gasket does not have the requirements for Ra3.2 and deburring. 2. Level C is suitable for medium assembly series, and Level A is suitable for precision assembly s...

GB97.1.CATPart GB97.1.SLDPRT Nominal size d d1 d2 h 1000 pieces Weight (kg) ≈ Nominal diameter (NND) Inner diameter (SD1) Outer diameter (SD2) Thickness (SD) - 5 5.3 10 1 0.443 ...

Washers are divided into: flat washer - C grade, large washer - A and C grade, extra large washer - C grade, small washer - A grade, flat washer - A grade, flat washer - chamfer...

Refers to the part that is cushioned between the connected part and the nut. Generally, it is a flat metal ring used to protect the surface of the connected part from being scra...

The flat key transmits torque on the side, with good alignment and easy assembly and disassembly, and cannot achieve axial fixation of parts on the shaft. Ordinary flat key: A-t...

Selection of flat key size: the cross-sectional size b of the flat key × H is selected from the standard based on the diameter d of the shaft. The length L of the key is general...

According to usage requirements, the fit of flat key connections can be divided into three types: 1. Loose: The fit code for the hub and key is D10/h8, and the fit code for the ...

The purpose and function of ordinary flat keys, half round keys, and hook wedge keys: 1. Ordinary flat keys are the most widely used because of their simple structure, convenien...

Classification by purpose According to different purposes, flat keys can be divided into three types: ordinary flat keys, thin flat keys, and guided flat keys. Among them, ordin...

A flat key is a key that relies on two sides as the working surface and transmits torque by squeezing the key and keyway sides. There are three types of flat keys: ordinary flat...

Classification of elastic cylindrical pins 1) Lightweight elastic cylindrical pins 2) Heavy duty elastic cylindrical pins The main difference between lightweight and heavy-duty ...

Elastic cylindrical pin, also known as spring pin, is a hollow cylindrical body without a head, with axial grooves and chamfers at both ends, used for positioning, connecting, f...