d - 4 mm

D - 10 mm

B - 3 mm

d₁ - - 5.9 mm

D₁ - - 8.2 mm

D₃ - 11.2 mm

C - 0.6 mm

r_1,2 - min. - 0.2 mm

d_a - min. - 5.6 mm

r_a - max. - 0.2 mm

Basic dynamic load rating - C - 0.553 kN

Basic static load rating - C₀ - 0.245 kN

Fatigue load limit - P_u - 0.011 kN

Reference speed - 130000 r/min

Limiting speed - 80000 r/min

Calculation factor - k_r - 0.02

Calculation factor - f₀ - 12.3

Mass bearing - 0.0011 kg

• Model Number:W 637/4 XR
• Inner Diameter：10mm Outer Diameter：4mm Width：3mm
• Type：Deep Groove Ball Bearings
• Update date：2023-03-02
• Application:Pump,rolling machine,milling head plug,Generator,defogging and degreasing,Medical printer,industrial equipment,Rolling mill,relay,teaching equipment,walking Food processing machinery and equipment
• Similar models:ISO 637ZZ SKF W637/2-2Z SKF W637-2RS1 SKF W637/8-2ZS KOYO 637 SKF W637/5X-2ZS SKF W637/5XR-2ZS ISB SS637/3 SKF W637/9R-2Z INA F-238637.02
• BEARING POWER International Trading Co.,Ltd. specialize in W637/4XR products，there is large inventory of SKF W 637/4 XR . We has been built up long-term cooperation with SKF company, could make a bulk order of the W 637/4 XR Which SKF W637/4XR 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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  61901-2Z	12	24	6	SKF	Deep Groove Ball Bearings
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  KGNO 30 C-PP-AS	30	47		INA	Linear Bearings
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  NK 38/30	38	48	30	NBS	Needle Roller Bearings
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  S5209	45	85	30,2	ZEN	Angular Contact Ball Bearings
  UCFL209-27E	42,8625			KOYO	Bearing Units
  WSR4-2Z	6,35	15,875	8,733	ZEN	Deep Groove Ball Bearings
  X32309BM/Y32309BRM	45	100	15,25	Timken	Tapered Roller Bearings
  MCS407	35	100	25	Rollway (Bronze Cage)	CYLINDRICAL ROLLER BEARINGS
  6238	340	190	55	STEYR	DEEP GROOVE BALL BEARINGS
  6209-RSNR	45	85	19	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  K-37x42x17	37	42	17	CONSOLIDATED	NEEDLE BEARINGS
  305700-ZZ	10	32	14	CONSOLIDATED	YOKE TYPE TRACK ROLLERS