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 - 8,4 mm

D2 - 0,15 mm

da min. - 5,9 mm

Da max. - 8,4 mm

ra max. - 0,15 mm

Weight - 0,0005 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-2Z
• Inner Diameter：5mm Outer Diameter：9mm Width：3mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-20
• Application:Small air generators,physical instruments,Machine tool accessories,agrochemical,experimental equipment,spreader series,Performance test,roller lathe,food add,hinge industry,power source
• Similar models:KOYO 637 SKF W637/5XR-2ZS ISO 637ZZ KOYO F637 AST 637HZZ ISB SS637/3 SKF W637/9R-2Z SKF W637/5XR-2Z SKF W637/8-2ZS NSK 637VV
• BEARING POWER International Trading Co.,Ltd. specialize in W637/5X-2Z products，there is large inventory of SKF W637/5X-2Z . We has been built up long-term cooperation with SKF company, could make a bulk order of the W637/5X-2Z Which SKF W637/5X-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
  22312 KCW33+AH2312	60	130	46	ISO	Spherical Roller Bearings
  23056-E1-K + H3056	260	420	106	FAG	Spherical Roller Bearings
  240/950B	950	1360	412	NTN	Spherical Roller Bearings
  5209EEG15	45,000	85,000	30,200	SNR	Angular Contact Ball Bearings
  61952 MA	360	260	46	SKF	Deep Groove Ball Bearings
  6318Z	90,000	190,000	43,000	NTN	Deep Groove Ball Bearings
  71908 CB/HCP4A	62	40	12	SKF	Angular Contact Ball Bearings
  7930A5TRSU	150	210	28	NSK	Angular Contact Ball Bearings
  BE283816ASYB1	28	38	15,8	KOYO	Needle Roller Bearings
  CX053				CX	Wheel Bearings
  GEFZ15S	15,88	30,16	15,88	LS	Plain Bearings
  KGC055	139,7	190,5	25,4	KOYO	Deep Groove Ball Bearings
  RNAO50X65X40	50	65	40	KOYO	Needle Roller Bearings
  TGB35278	30	152	70,5	SNR	Angular Contact Ball Bearings
  RCJ23/16	2.1875			FAF	PILLOW BLOCKS
  C130HCUL	150	225	35	Barden	ANGULAR CONTACT BALL BEARINGS
  H315	75	98		SKF	ADAPTERS
  JA040XPO	4.0000	4.5000	.2500	KAYDON	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  30203	17	40	12	SNR	TAPERED ROLLER BEARINGS
  QJ-10/28	28	52	12	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS WITH SPLIT INNER RACE