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. - 15.2 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

Limiting speed - 16000 r/min

Calculation factor - k_r - 0.035

Calculation factor - f₀ - 12.9

Mass bearing - 0.0348 kg

• Model Number: W 639-2RS1
• Inner Diameter：30mm Outer Diameter：9mm Width：10mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-10
• Application:Industrial,lathe,spreader series,Medical printer,medical Equipment,universal category,Display Devices,rolling mill roll neck and slowdown device,walking Food processing machinery and equipment,Dental Drill etc,Antenna Industry
• Similar models:ISO 639 SKF W639-2Z SKF W639/2.5-2ZS SKF W639/1.5-2Z AST 639HZZ KOYO 639 SKF W639/3-2Z SKF W639/3-2RS1 CYSD 1639 NSK 639ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in W639-2RS1 products，there is large inventory of SKF W 639-2RS1 . We has been built up long-term cooperation with SKF company, could make a bulk order of the W 639-2RS1 Which SKF W639-2RS1 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.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  22312 KCW33+H2312	60	130	46	ISO	Spherical Roller Bearings
  2307K	35	80	31	ISO	Self-Aligning Ball Bearings
  32236-XL-DF-A380-430	180	320	182	FAG	Tapered Roller Bearings
  6210ZZ	50	90	20	NSK	Deep Groove Ball Bearings
  6306-2RS	30	72	19	Fersa	Deep Groove Ball Bearings
  E33112J	60	100	30	NACHI	Tapered Roller Bearings
  EE107060/107105CD+X3S-107060	152,4	268,288	160,338	Timken	Tapered Roller Bearings
  HK2526	25	32	26	AST	Needle Roller Bearings
  HR200KBE52+L	200	360	218	NSK	Tapered Roller Bearings
  MFJ-2212	22	28	12	NSK	Needle Roller Bearings
  NKXR 15	15	24	23	CX	Complex Bearings
  RF-1240ZZ	4	12	4	NMB	Deep Groove Ball Bearings
  UK216+H-44	69,85	140	78	SNR	Deep Groove Ball Bearings
  23126S.MB	130	210	64	FAG	SPHERICAL ROLLER BEARINGS
  SAF620	3.4375			FAG	PILLOW BLOCKS
  1305SA	25	62	17	FED	SELF
  NJ2234	170	310	86	STEYR	CYLINDRICAL ROLLER BEARINGS
  6204/012-2RS	47	.7500	14	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  NA-4904	20	37	17	CONSOLIDATED	NEEDLE BEARINGS
  1210	50	90	20	CONSOLIDATED	SELF