Ntn 629ZZ Deep groove ball bearing, radial contact, pressed steel cage, shields on both sides

PRODUCT DEFINITION

Brand SNR

d - Internal diameter 9 mm

D - External diameter 26 mm

B - Bearing/Inner ring width 8 mm

d1 - External diameter inner ring 13,9 mm

D1 - Inner diameter outer ring 22,5 mm

rs - Min fillet radius 0,3 mm

Radial clearance class CN

Mass 0,019 kg

PRODUCT PERFORMANCE

C - Dynamic load 4,8 kN

C0 - Static load 1,97 kN

Cu - Fatigue limit load 0,09 kN

f0 - Coefficient 12.4

Nref - Reference thermal speed 26000 tr/min

Nlim - Mechanical Limit Speed 37000 tr/min

Tmin - Min operating temperature -30 °C

Tmax - Max operating temperature 120 °C

BEARING FREQUENCIES

BPFO - Characteristic outer ring frequency (60 rpm) 2,574 Hz

BPFI - Characteristic inner ring frequency (60 rpm) 4,426 Hz

FTF - Characteristic cage frequency (60 rpm) 0,368 Hz

BSF - Characteristic rolling element frequency (60 rpm) 3,515 Hz