d - 9 mm

D - 30 mm

B - 10 mm

d₂ - - 15.3 mm

D₂ - - 25.28 mm

r_1,2 - min. - 0.6 mm

d_a - min. - 13 mm

D_a - max. - 26 mm

r_a - max. - 0.6 mm

Basic dynamic load rating - C - 4.9 kN

Basic static load rating - C₀ - 2.3 kN

Fatigue load limit - P_u - 0.1 kN

Reference speed - 60000 r/min

Limiting speed - 36000 r/min

Calculation factor - k_r - 0.035

Calculation factor - f₀ - 12.9

Mass bearing - 0.0335 kg

• Model Number:W 639
• Inner Diameter：30mm Outer Diameter：9mm Width：10mm
• Type：Deep Groove Ball Bearings
• Update date：2023-03-08
• Application:Chromatography Products,magnetic elements,hydraulic cylinder,journal lathe,Perfusion device,baler,engineering machine,CNC,Oral Equipment,Vacuum generator,Machine Tool Accessories
• Similar models:SKF W639-2RS1 SKF W639/2-2Z CYSD 1639-RS ISO 639ZZ SKF W639/1.5R-2Z SKF W639/2.5R-2ZS SKF W639/3-2RS1 SKF W639/2.5-2ZS SKF W639-2RZ ISB SS639/3-ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in W639 products，there is large inventory of SKF W 639 . We has been built up long-term cooperation with SKF company, could make a bulk order of the W 639 Which SKF W639 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
  24138 CC/W33	320	190	128	SKF	Spherical Roller Bearings
  3NC NU1018 FY	90	140	24	KOYO	Cylindrical Roller Bearings
  495/492	82,55	133,35	33,338	Fersa	Tapered Roller Bearings
  4TRS559	558,8	736,6	500	KOYO	Tapered Roller Bearings
  598A/592A	92,075	152,4	39,688	ISO	Tapered Roller Bearings
  6202-ZNR	15	35	11	ISB	Deep Groove Ball Bearings
  627ZZ	7	22	7	NMB	Deep Groove Ball Bearings
  65200/65500	50,8	127	44,45	NSK	Tapered Roller Bearings
  CRBH 15025 A	150	210	25	ISB	Thrust Roller Bearings
  GX 160 S	160	272	66	ISB	Plain Bearings
  JC6	110	220	180	KOYO	Cylindrical Roller Bearings
  KTSO25-PP-AS	25			INA	Linear Bearings
  MMRJN11/8	1.1250	2.8125	.8125	R&M	CYLINDRICAL ROLLER BEARINGS
  249/710CA	710	950	243	SKF	SPHERICAL ROLLER BEARINGS
  MR60				RIV	THRUST BALL BEARINGS WITH SPHERICAL SEATING RING
  NUP311E	55	120	29	SKF	CYLINDRICAL ROLLER BEARINGS
  LS-191/2	3.2500	6.0000	1.0625	FED	DEEP GROOVE BALL BEARINGS
  316P	80	170	39	NH	DEEP GROOVE BALL BEARINGS
  NU312	60	130	31	STEYR	CYLINDRICAL ROLLER BEARINGS
  KA-47CPO	4.7500	5.2500	.2500	CONSOLIDATED	DEEP GROOVE BALL BEARINGS