d - 4 mm

D - 10 mm

B - 3 mm

C - 3 mm

d1 - 5,9 mm

d2 - – mm

r1 min. - 0,2 mm

r2 min. - 0,2 mm

D1 - 8,2 mm

D2 - – mm

da min. - 5,6 mm

Da max. - 8,4 mm

ra max. - 0,2 mm

Weight - 0,001 Kg

Basic dynamic load rating (C) - 0,553 kN

Basic static load rating (C0) - 0,245 kN

Fatigue load limit (Pu) - 0,011

Reference speed - 130000 r/min

Limiting speed - 80000 r/min

Calculation factor (f0) - 12

Calculation factor (kr) - 0,02

• Model Number:W637/4X
• Inner Diameter：4mm Outer Diameter：10mm Width：3mm
• Type：Deep Groove Ball Bearings
• Update date：2023-03-08
• Application:Storage Device,rubber products machinery and equipment,medical Equipment,product accessories,bathroom facilities,pipe fittings Steel industry,vacuum suction cup,Reflective Materials Industrial fabrics,training beds etc,rehabilitation training equipment,car
• Similar models:SKF W637/4XR-2Z KOYO F637ZZ SKF W637/4X-2Z ISO 637ZZ SKF W637/5X-2ZS KOYO F637 SKF W637-2Z AST 637HZZ SKF W637/9-2Z INA F-238637.02.KL
• BEARING POWER International Trading Co.,Ltd. specialize in W637/4X products，there is large inventory of SKF W637/4X . We has been built up long-term cooperation with SKF company, could make a bulk order of the W637/4X Which SKF W637/4X 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
  30213	65	120	24,75	CRAFT	Tapered Roller Bearings
  32313J	65	140	51	KBC	Tapered Roller Bearings
  45380	400	650	200	KOYO	Tapered Roller Bearings
  4T-392/394A	61,912	110	22	NTN	Tapered Roller Bearings
  609-2Z	9	24	7	SKF	Deep Groove Ball Bearings
  BH1410	22,225	30,162	15,88	KOYO	Needle Roller Bearings
  CX238				CX	Wheel Bearings
  E5019NR	95	145	67	NACHI	Cylindrical Roller Bearings
  EX211	55	100	71,3	SNR	Deep Groove Ball Bearings
  EXPH204	20			SNR	Bearing Units
  GAC32T	32	58	17	AST	Plain Bearings
  HM237545/HM237510CD+HM237545XC	177,8	288,925	142,875	Timken	Tapered Roller Bearings
  K84X92X20	84	92	20	FBJ	Needle Roller Bearings
  MR137	7	13	3	ISO	Deep Groove Ball Bearings
  NKI35/20-TW-XL	35	50	20	INA	Needle Roller Bearings
  NP216 E	80	140	26	CX	Cylindrical Roller Bearings
  1218FF	90	160	30	FED	DEEP GROOVE BALL BEARINGS
  95536	1.0000	1.6250	2.2500	Hyatt	JOURNAL ROLLER ASSEMBLIES
  ELL45	45	75	16	RIV	DEEP GROOVE BALL BEARINGS
  6220.2Z	100	180	34	SKF	DEEP GROOVE BALL BEARINGS