NTN 21312v

Item: DL3UPZModel: 21312v
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Product Specifications:

Bearing Inner Ring Width (b) 31 mm
Bpfi Over Rolling Inner Frequency (60 Rpm) 8.719 Hz
Bpfo Over Rolling Frequency On Outer Ring (60 Rpm) 6.281 Hz
Brf Rotational Frequency On Rolling Element (60 Rpm) 2.958 Hz
Bsf Over Rolling Frequency On Rolling Element (60 Rpm) 5.915 Hz
Cage Rotational Frequency (ftf) (60 Rpm) 0.419 Hz
Coefficient (e) 0.24
Dynamic Load (c) 192 kN
External Dia. (d) 130 mm
Fatigue Limit Load (cu) 22.7 kN
Inside Ring External Dia. (d2) 79.5 mm
Internal Dia. (d) 60 mm
Lower Axial Load Coefficient (y1) 2.82
Max. Operating Temp. 200°
Max. Shaft & Housing Fillet Radius (ra) 2 mm
Max. Shoulder Or Dia. (da) 118 mm
Mechanical Limit Speed (n) 6400 turns/min.
Min. Fillet Radius (rs) 2.1 mm
Min. Operating Temp. -40°
Min. Shoulder Dia. Ir (da) 72 mm
Outside Ring Inside Dia. (d1) 109.9 mm
Radial Clearance Class Cn
Reference Thermal Speed 4700 turns/min.
Static Axial Load Coefficient (y0) 2.75
Static Load Rating (c0) 186 kN
Upper Axial Load Coefficient (y2) 4.19

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NTN 21312v