The original prototype NSK bearing, high-precision bearing, 7209 CTYNSULP4 high-speed bearing.

Axis bearing material	High-carbon chromium axle steel (total penetrator) (GCr15)
Brand	Other
Old Model	36209.
Inner diameter	45
Exterior	85
Thickness	19
Weight	0.3
Hold the shelf and its materials.	TH glass fibre enhanced phenol resin
Number of scrolling column	Single Column
Rolling Track Type	Caught Roller
Use Features	Speed
Scrolling Type	Ball.
Seal cap	Unsealed
Scroller	Ceramic ball.
Precision Level	P4
Whether or not to export a source of goods exclusively across borders	Yes