New Question

Ordinary light bulb connected to the line or line of fire?

5 answer

What are the types of lampholders, how are they distinguished? E14 E27 MR16

5 answer

Home screw cap is generally what model

4 answer

What is the difference between a lamp cap and a lamp holder?

4 answer

Want to take a lamp, put the chandelier unloaded, found three lines, how to pick up?

3 answer

What is the relationship between the lamp holder and the chandelier mouth?

3 answer

Seat lamp, hanging lamp, lamp holder how to distinguish? Do not know which of them is the light

3 answer

What are the commonly used lamp caps?

3 answer

Many one-way needle roller bearings have small holes in the inner and outer rings. What's the function of these small holes?

3 answer

The difference between NK type and NKI type in needle roller bearings

3 answer

What are the needle roller bearings with an inner diameter of 14, an outer diameter of 20 and a width of 20?

3 answer

What is the bearing capacity of needle bearing and copper sleeve?

3 answer

Roller needle roller bearings can be used directly as a wheel?

3 answer

Working principle of one-way needle roller bearings

3 answer

How much speed can the needle bearing of inner bore 17mm bear?

3 answer

Which method should be used for axial fixing of needle roller bearing in stamping outer ring?

3 answer

Needle roller bearing is also called cam bearing?

3 answer

Cylindrical roller bearings and needle roller bearings is the same thing?

2 answer

Needle roller bearing model NK what does it mean?

3 answer

What is the needle roller bearing model with outer diameter 21 and inner diameter 16?

3 answer

What are the differences between cylindrical roller bearings and needle roller bearings?

2 answer

Needle roller bearings are how to process the needle, so smooth finish?

3 answer

What are the differences between needle roller bearings and cylindrical roller bearings?

3 answer

Dimensions of needle roller bearings

3 answer

How can the thrust ball bearings distinguish between tight rings and loose rings?

3 answer

Tell God, tell me, what's wrong with this thrust ball bearing? How to change?

3 answer

Is thrust ball bearing positioned? Why?

3 answer

Why can thrust ball bearings not sustain radial loads? Why cylindrical roller bearings can not bear axial load?.

3 answer

Thrust ball bearings, how to see from the exterior, distinguish the seat ring and shaft ring, and there is both the material and heat treatment the same way?

3 answer

Is the pressure bearing thrust ball bearing?

3 answer