BK4012

PDF

Description

Needle roller bearings are bearings with cylindrical rollers that are small in diameter relative to their length. The modified roller/raceway profile prevents stress peaks to extend bearing service life.

Dimension and Parameters

Bearing Designation

Current Code :BK4012

Original Code :25941/40

Shaft Diameter（mm） :40

Weight(Kg) :38.2

Boundary Dimensions(mm)

Fw :40

D :47

C :12

Basic Load Rating(N)

Dynamic :14000

Static :24300

Limiting Speed(rpm)

Oil :6300

BK4012

Description

Dimension and Parameters

Whatapp

Wechat