d - 9 mm

D - 17 mm

B - 6 mm

d₂ - - 10.7 mm

D₂ - - 15.2 mm

r_1,2 - min. - 0.2 mm

d_a - min. - 10.3 mm

d_a - max. - 10.6 mm

D_a - max. - 15.4 mm

r_a - max. - 0.2 mm

Basic dynamic load rating - C - 0.761 kN

Basic static load rating - C₀ - 0.335 kN

Fatigue load limit - P_u - 0.014 kN

Reference speed - 85000 r/min

Limiting speed - 43000 r/min

Calculation factor - k_r - 0.02

Calculation factor - f₀ - 7.7

Mass bearing - 0.0049 kg

• Model Number:W 638/9-2Z
• Inner Diameter：17mm Outer Diameter：9mm Width：6mm
• Type：Deep Groove Ball Bearings
• Update date：2023-03-03
• Application:multi-knife lathe,plastic molding,Machine tool accessories,sheet industry,animal anatomy,powder metallurgy,Optical detection,Handling machinery and various industrial machinery,ignition system,Insect Capture,other mold
• Similar models:NSK 638ZZ1 ISO 63801-2RS ISB F63802 ZEN F63800-2Z ZEN S638-2RS CX 63803-2RS ZEN 63801-2RS KOYO 638 SKF W63804R SKF W63801R-2Z
• BEARING POWER International Trading Co.,Ltd. specialize in W638/9-2Z products，there is large inventory of SKF W 638/9-2Z . We has been built up long-term cooperation with SKF company, could make a bulk order of the W 638/9-2Z Which SKF W638/9-2Z 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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  NN3964KC1NAP4	320	440	90	NTN	Cylindrical Roller Bearings
  NU 2307	35	80	31	NACHI	Cylindrical Roller Bearings
  RC4952	260	360	100	NACHI	Cylindrical Roller Bearings
  XW-5				INA	THRUST BALL BEARINGS
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  NJ308E	40	90	23	STEYR	CYLINDRICAL ROLLER BEARINGS
  71801TGP/4	12	21	5	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS