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6205NRZZ - SNR

6205NRZZ

Deep groove ball bearing, radial contact, pressed steel cage, snap ring & groove on outer diameter, shields 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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Technical datasheet

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Specs

PRODUCT DIMENSIONS

Internal diameter (d) 25 mm
External diameter (D) 52 mm
Bearing/Inner ring width (B) 15 mm
External diameter inner ring d1 31,8 mm
Inner diameter outer ring (D1) 49,2 mm
Min position Groove a min 2,31 mm
Max position groove a max 2,46 mm
Mini segment position Ca min 3,33 mm
Max segment position Ca max 3,58 mm
Min fillet radius (rs) 1 mm
Min fillet radius rNs 0,5 mm
Max bottom groove diameter D3 49,73 mm
Min groove width b min 1,35 mm
Max groove width b max 1,65 mm
Max bottom groove radius r0 max 0,4 mm
Max outside diameter of assembled stop ring D4 max 57,9 mm
Stop ring thickness f 1,07 mm
Snap ring reference R52
Radial clearance class CN
Mass 0,124 kg
Brand SNR
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PRODUCT PERFORMANCE

Dynamic load (C) 13,8 kN
Static load (C0) 7,9 kN
Fatigue limit load (Cu) 0,36 kN
Coefficient f0 13.9
Reference thermal speed (Nref) 14000 tr/min
Mechanical Limit Speed (Nlim) 17000 tr/min
Min operating temperature (Tmin) -30 °C
Max operating temperature (Tmax) 120 °C

ABUTMENT

Min shoulder diameter IR (da min) 30 mm
Max shoulder diameter IR (da max) 31,8 mm
Max shoulder diameter OR (Da max) 47 mm
Max shaft & housing fillet radius (ra max) 1 mm
Max fillet radius on segment side rNa max 0,5 mm
Min stop ring position diameter Db min 58,5 mm
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