d - 2.5 mm

D - 6 mm

B - 2.6 mm

d₁ - - 3.7 mm

D₂ - - 5.4 mm

D₃ - 7.1 mm

C - 0.8 mm

r_1,2 - min. - 0.08 mm

d_a - min. - 3.02 mm

r_a - max. - 0.08 mm

Basic dynamic load rating - C - 0.117 kN

Basic static load rating - C₀ - 0.036 kN

Fatigue load limit - P_u - 0.002 kN

Reference speed - 170000 r/min

Limiting speed - 85000 r/min

Calculation factor - k_r - 0.02

Calculation factor - f₀ - 7.1

Mass bearing - 0.00043 kg

• Model Number:W 638/2.5 R-2Z
• Inner Diameter：6mm Outer Diameter：2,5mm Width：2,6mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-16
• Application:industrial supplies,stamping die,metal mold,ventilation heating equipment,hinge industry,standing experimental equipment,ultra-quiet generators,preservation equipment,industrial skin care,power source,hydraulic connector
• Similar models:ISO 638ZZ ISB F63803 ISO 63802ZZ ZEN 63802-2Z FBJ 638 ISO 63800 FBJ 1638ZZ ISB 638/4-ZZ SKF W638/5R-2RS1 ISB 638-RZ
• BEARING POWER International Trading Co.,Ltd. specialize in W638/2.5R-2Z products，there is large inventory of SKF W 638/2.5 R-2Z . We has been built up long-term cooperation with SKF company, could make a bulk order of the W 638/2.5 R-2Z Which SKF W638/2.5R-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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  IJ112029	32			ILJIN	Angular Contact Ball Bearings
  N 1022 KTNHA/HC5SP	110	170	28	SKF	Cylindrical Roller Bearings
  N412	60	150	35	CRAFT	Cylindrical Roller Bearings
  NNCF4952V	260	331,5	100	NSK	Cylindrical Roller Bearings
  NUP326	130	280	58	CYSD	Cylindrical Roller Bearings
  UC207-22	60	110	53,1	FAG	Deep Groove Ball Bearings
  UK307+H-19	30,1625	80	43	SNR	Deep Groove Ball Bearings
  VEX 90 /S/NS 7CE1	90	140	24	SNFA	Angular Contact Ball Bearings
  NNC4860V.C3	300	380	80	FAG	CYLINDRICAL ROLLER BEARINGS
  RNA6912	85		45	FAG	NEEDLE BEARINGS
  T-1651	6.5000	12.2500		American	TAPERED ROLLER THRUST BEARINGS
  94228	.6250	1.1250	1.7500	RBC	JOURNAL ROLLER ASSEMBLIES
  KR-22-2RSX	10	22	12	CONSOLIDATED	NEEDLE BEARINGS