Vibration Transmission Characteristics and Measuring Points Analysis of Bearing Housing System

Table 1

Geometric parameters of the cylindrical roller bearing NU306 [4].

Geometric parameter	Value
Roller diameter (Dr, mm)	11
Bearing pitch circle diameter (Dm, mm)	51.5
Bearing inner diameter (Di, mm)	30
Bearing outer diameter (Do, mm)	72
Thickness of outer race (T, mm)	19
Contact angle (α, °)	0
Roller number (Z)	12
Radial clearance between roller and races (ε1, mm)	0.01
Cage pocket clearance (ε2, mm)	0.08