d - 5 mm

D - 9 mm

B - 3 mm

C - 3 mm

d1 - 6 mm

d2 - – mm

r1 min. - 5,9 mm

r2 min. - 5,9 mm

D1 - 8,2 mm

D2 - 0,15 mm

da min. - 5,9 mm

Da max. - 8,2 mm

ra max. - 0,15 mm

Weight - 0,0006 Kg

Basic dynamic load rating (C) - 0,247 kN

Basic static load rating (C0) - 0,085 kN

Fatigue load limit (Pu) - 0,004

Reference speed - 130000 r/min

Limiting speed - 67000 r/min

Calculation factor (f0) - 7,6

Calculation factor (kr) - 0,02

• Model Number: W637/5X-2ZS
• Inner Diameter：5mm Outer Diameter：9mm Width：3mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-10
• Application:electromagnetic clutch,heating fans,hydraulic cylinder buffer,Surveying Surveying Instruments,hinge industry,bio-chemical,climb ladder,safety testing,Spectrum Products,Pump,wheel lathe
• Similar models:INA F-238637.02.KL SKF W637-2RZ AST 637H SKF W637/8XR NSK 637ZZ1 FBJ 637 SKF W637/9R-2Z SKF W637 SKF W637/4XR-2Z KOYO F637
• BEARING POWER International Trading Co.,Ltd. specialize in W637/5X-2ZS products，there is large inventory of SKF W637/5X-2ZS . We has been built up long-term cooperation with SKF company, could make a bulk order of the W637/5X-2ZS Which SKF W637/5X-2ZS 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
  43BIC206	111,125	158,75	22,23	Timken	Deep Groove Ball Bearings
  53312U+U312	60	110		CX	Thrust Ball Bearings
  7217CDB	85	150	28	NACHI	Angular Contact Ball Bearings
  81230M	150	215	50	SKF	Thrust Roller Bearings
  GEC320XS	320	440	160	FBJ	Plain Bearings
  GEZM 204 ES-2LS	90,488	57,15	85,725	SKF	Plain Bearings
  LMFP8	8	15		Samick	Linear Bearings
  NA4856	280	350	69	NSK	Needle Roller Bearings
  NF216	80	140	26	KOYO	Cylindrical Roller Bearings
  RNA4944	245	300	80	NTN	Needle Roller Bearings
  SAZP4N	4,83	15,88	7,92	LS	Plain Bearings
  SC04A47CS32PX1	20	52	12	NTN	Deep Groove Ball Bearings
  UC324	120	260	126	KOYO	Deep Groove Ball Bearings
  UCFCE216	80			SNR	Bearing Units
  QJ206	30	62	16	FAG	ANGULAR CONTACT BALL BEARINGS WITH SPLIT INNER RACE
  NJ204E	20	47	14	FAG	CYLINDRICAL ROLLER BEARINGS
  C10M6HCUL	6	17	6	Barden	ANGULAR CONTACT BALL BEARINGS
  NU2036E	180	280	60	SKF	CYLINDRICAL ROLLER BEARINGS
  MB-2	15	21	4	STEYR	LOCKWASHERS
  RLS-9-NR	1.1250	2.5000	.6250	SKF	DEEP GROOVE BALL BEARINGS