d - 3 mm

D - 7 mm

B - 3 mm

C - 3 mm

d1 - – mm

d2 - 3,8 mm

r1 min. - 3,7 mm

r2 min. - 3,7 mm

D1 - 6,4 mm

D2 - 0,1 mm

da min. - 3,8 mm

Da max. - 6,5 mm

ra max. - 0,1 mm

Weight - 0,0005 Kg

Basic dynamic load rating (C) - 0,178 kN

Basic static load rating (C0) - 0,057 kN

Fatigue load limit (Pu) - 0,002

Reference speed - 160000 r/min

Limiting speed - 80000 r/min

Calculation factor (f0) - 7,1

Calculation factor (kr) - 0,02

• Model Number: W638/3-2Z
• Inner Diameter：3mm Outer Diameter：7mm Width：3mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-21
• Application:switch,injection molding machine,Pneumatic Control Elements,Spectrum Products,Doppler,office outdoor camping equipment,impression material,training beds etc,stamping die and its equipment,transistor fittings,lathe
• Similar models:SKF W63803R SKF W63805-2RZ ISB F63803 SKF W63801R CX 63801 ZEN SF63800-2Z SKF W63800 SKF W63805R PFI 638-2RSC3 FBJ 1638ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in W638/3-2Z products，there is large inventory of SKF W638/3-2Z . We has been built up long-term cooperation with SKF company, could make a bulk order of the W638/3-2Z Which SKF W638/3-2Z 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.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  22209 E	85	45	23	SKF	Spherical Roller Bearings
  23960-B-MB	300	420	90	FAG	Spherical Roller Bearings
  29456E	280	520	70	SKF	Thrust Roller Bearings
  3217	85	150	49.2	KOYO	Angular Contact Ball Bearings
  32208 A	40	80	24,75	CX	Tapered Roller Bearings
  367/362A	45	88,9	20,638	FBJ	Tapered Roller Bearings
  4306	30	72	27	FBJ	Deep Groove Ball Bearings
  53313U	65	115	43	NACHI	Thrust Ball Bearings
  54415U	60	160	123	KOYO	Thrust Ball Bearings
  6916ZZ	80	110	16	NACHI	Deep Groove Ball Bearings
  7011UADG/GNP4	55	90	18	NTN	Angular Contact Ball Bearings
  GEG5E	5	16		AST	Plain Bearings
  HM 807046/010/QCL7C	104,775	50,8	36,512	SKF	Tapered Roller Bearings
  NU215-E-M6	75	130	25	NKE	Cylindrical Roller Bearings
  NU3313	65	140	58,7	ISO	Cylindrical Roller Bearings
  SBB 80-2RS	127	196,85	111,12	IKO	Plain Bearings
  W6010-2RS1	50	80	16	SKF	DEEP GROOVE BALL BEARINGS
  GEZ200ES-2RS	2.0000	3.1875	1.7500	SKF	SPHERICAL PLAIN BEARINGS
  5220A-2RS1	100	180	60.3	SKF	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  MJ-3/8	.3750	1.5000	.5625	RHP	DEEP GROOVE BALL BEARINGS