d - 9 mm

D - 30 mm

B - 10 mm

d₂ - - 15.3 mm

D₂ - - 25.28 mm

r_1,2 - min. - 0.6 mm

D_a - max. - 26 mm

r_a - max. - 0.6 mm

Basic dynamic load rating - C - 4.4 kN

Basic static load rating - C₀ - 2.3 kN

Fatigue load limit - P_u - 0.1 kN

Reference speed - 56000 r/min

Limiting speed - 28000 r/min

Calculation factor - k_r - 0.035

Calculation factor - f₀ - 12.9

Mass bearing - 0.0348 kg

• Model Number: W 639-2RZ
• Inner Diameter：30mm Outer Diameter：9mm Width：10mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-24
• Application:manual Tools,welding equipment,Spectrum Products,sheet industry,pump,screen filter,inorganic chemical,Pump,Cylinder Standard,powder metallurgy,Textile Accessories
• Similar models:ISB SS639/3-ZZ SKF W639/1.5R-2Z SKF W639-2Z SKF W639/3-2RS1 ISO 639-2RS CYSD 1639-RS FBJ 639ZZ SKF W639/2R-2Z CYSD 1639-ZZ SKF W639-2RS1
• BEARING POWER International Trading Co.,Ltd. specialize in W639-2RZ products，there is large inventory of SKF W 639-2RZ . We has been built up long-term cooperation with SKF company, could make a bulk order of the W 639-2RZ Which SKF W639-2RZ is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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