d - 8 mm

D - 28 mm

B - 9 mm

d₂ - - 13.9 mm

D₂ - - 22.38 mm

r_1,2 - min. - 0.3 mm

d_a - min. - 10 mm

d_a - max. - 13.8 mm

D_a - max. - 26 mm

r_a - max. - 0.3 mm

Basic dynamic load rating - C - 4 kN

Basic static load rating - C₀ - 2 kN

Fatigue load limit - P_u - 0.083 kN

Limiting speed - 19000 r/min

Calculation factor - k_r - 0.035

Calculation factor - f₀ - 12.4

Mass bearing - 0.0282 kg

• Model Number: W 638-2RS1
• Inner Diameter：28mm Outer Diameter：8mm Width：9mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-11
• Application:metering pump,meat products machine,hinge industry,Cutting Machine,electric hydraulic lifting platform,Cleaning equipment,trolley,non-motor vehicle Electric car,textile machinery,Pest Monitoring,molding machine
• Similar models:AST 638H SKF W63803-2RZ ISB 63802 SKF W63801-2RS1 SKF W63801 KOYO 638-2RD SKF W638/2XR-2Z SKF W63805 NTN 638Z ISB SS638/5-ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in W638-2RS1 products，there is large inventory of SKF W 638-2RS1 . We has been built up long-term cooperation with SKF company, could make a bulk order of the W 638-2RS1 Which SKF W638-2RS1 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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  7201CG1DUJ74	12	32	20	SNR	Angular Contact Ball Bearings
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  HJ-324120 + IR-273220	42,862	65,088	31,75	NSK	Needle Roller Bearings
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  KXG140	355,600	406,400	25,400	NTN	Angular Contact Ball Bearings
  LPAT 25	25	40	58	SKF	Plain Bearings
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  RN317-E-MPBX	85	160	41	FAG	Cylindrical Roller Bearings
  UCFL213	65			NACHI	Bearing Units
  W 61805 R	25	37	7	SKF	Deep Groove Ball Bearings
  WTPC-527-3	5.9680	6.3750		American	THRUST ROLLER BEARINGS
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  FPXD400	4.0000	5.0000	.5000	SKF	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  FCB-20	26		26	CONSOLIDATED	NEEDLE BEARINGS