NTN 6311f604

Item: DW9FZZModel: 6311f604
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Product Specifications:

Bearing Inner Ring Width (b) 29 mm
Bpfi Over Rolling Inner Frequency (60 Rpm) 4.943 Hz
Bpfo Over Rolling Frequency On Outer Ring (60 Rpm) 3.057 Hz
Brf Rotational Frequency On Rolling Element (60 Rpm) 2.002 Hz
Bsf Over Rolling Frequency On Rolling Element (60 Rpm) 4.004 Hz
Cage Rotational Frequency (ftf) (60 Rpm) 0.382 Hz
Coefficient (f0) 13.1
External Dia. (d) 120 mm
Inside Ring External Dia. (d1) 69 mm
Internal Dia. (d) 55 mm
Max. Inside Ring Shoulder Dia. (da) 69 mm
Max. Operating Temp. 350°
Max. Shaft & Housing Fillet Radius (ra) 2 mm
Max. Shoulder Or Dia. (da) 111 mm
Mechanical Limit Speed (n) 50 turns/min.
Min. Fillet Radius (rs) 2 mm
Min. Operating Temp. -30°
Min. Shoulder Dia. Ir (da) 64 mm
Outside Ring Inside Dia. (d1) 102.3 mm
Radial Clearance Class More Than C5
Static Load Rating (c0) 44.7 kN

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NTN 6311f604