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6313LLUNR/2AS - NTN

6313LLUNR/2AS

Deep groove ball bearing, radial contact, pressed steel cage, snap ring & groove on outer diameter, contact seals on both sides

The single row deep-groove ball bearing is the most popular bearing. It is available in a wide range of sizes with several possible options: sealing with shields or seals, presence of a retaining ring, varied clearances, several cage types, etc.

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PRODUCT DIMENSIONS

Internal diameter d 65 mm
External diameter D 140 mm
Bearing/Inner ring width(B) 33 mm
Min position Groove a min 4,65 mm
Max position groove a max 4,9 mm
Mini segment position Ca min 7,37 mm
Max segment position Ca max 7,72 mm
Min fillet radius rs 2,1 mm
Min fillet radius rNs 0,5 mm
Max bottom groove diameter D3 135,23 mm
Min groove width b min 3,1 mm
Max groove width b max 3,4 mm
Max bottom groove radius r0 max 0,6 mm
Max outside diameter of assembled stop ring D4 max 149,7 mm
Stop ring thickness f 2,82 mm
Snap ring reference R140
Radial clearance class CN
Mass 2,08 kg
Brand NTN
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PRODUCT PERFORMANCE

Dynamic load, C 103 kN
Static load, C0 60 kN
Fatigue limit load, Cu 4,6 kN
Coefficient f0 13.2
Nlim (grease) 3300 tr/min
Min operating temperature, Tmin -25 °C
Max operating temperature, Tmax 110 °C
Characteristic cage frequency, FTF 0,384 Hz
Characteristic rolling element frequency, BSF 4,072 Hz
Characteristic outer ring frequency, BPF0 3,071 Hz
Characteristic inner ring frequency, BPFI 4,929 Hz

ABUTMENT

Min shoulder diameter IR da min 76 mm
Max shoulder diameter IR da max 86 mm
Max shoulder diameter OR Da max 129 mm
Max shaft & housing fillet radius ra max 2 mm
Max fillet radius on segment side rNa max 0,5 mm
Min stop ring position diameter Db min 152 mm
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