d - 7 mm

D - 26 mm

B - 9 mm

d₂ - - 13.9 mm

D₂ - - 22.38 mm

r_1,2 - min. - 0.3 mm

d_a - min. - 9 mm

d_a - max. - 13.8 mm

D_a - max. - 24 mm

r_a - max. - 0.3 mm

Basic dynamic load rating - C - 4 kN

Basic static load rating - C₀ - 2 kN

Fatigue load limit - P_u - 0.083 kN

Reference speed - 67000 r/min

Limiting speed - 40000 r/min

Calculation factor - k_r - 0.035

Calculation factor - f₀ - 12.4

Mass bearing - 0.0227 kg

• Model Number: W 637
• Inner Diameter：26mm Outer Diameter：7mm Width：9mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-17
• Application:standing experimental equipment,stamping die,vertical sawing machine,shaft milling machine,pneumatic Pump,engineering machinery,Warehouse Shelf Equipment,Machine tool accessories,intermediate,raw material accessories,glass
• Similar models:SKF W637/9-2Z INA F-238637.02.KL SKF W637-2RZ SKF W637/8X NSK 637VV KOYO 637ZZ AST 637H SKF W637/4X AST 637H-2RS NSK 637DD
• BEARING POWER International Trading Co.,Ltd. specialize in W637 products，there is large inventory of SKF W 637 . We has been built up long-term cooperation with SKF company, could make a bulk order of the W 637 Which SKF W637 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
  3209 A-2Z	85	45	30,2	SKF	Angular Contact Ball Bearings
  4435	66,675	104,77	28,58	INA	Thrust Ball Bearings
  6224LLB	120,000	215,000	40,000	NTN	Deep Groove Ball Bearings
  6803	17	26	5	NACHI	Deep Groove Ball Bearings
  7020 A-UX	100	150	48	CX	Angular Contact Ball Bearings
  87504	20	47	15,875	CYSD	Deep Groove Ball Bearings
  AST50 36IB48	57,15			AST	Plain Bearings
  M249747/710	257,175	358,775	71,438	ISB	Tapered Roller Bearings
  NU 319 ECM	200	95	45	SKF	Thrust Ball Bearings
  NU1022	110	170	28	CX	Cylindrical Roller Bearings
  NU3172A	360,000	600,000	192,000	NTN	Cylindrical Roller Bearings
  TSM 14 BB	14			ISB	Self-Aligning Ball Bearings
  UCFL 205-16	25,4			AST	Bearing Units
  YB 228	34,925	41,275	12,7	IKO	Needle Roller Bearings
  ZAXFM0635	6	35	12	INA	Complex Bearings
  RL-26	3.2500	6.0000	1.0625	FBC	SELF
  RNA22/8.2RS	24		11.8	SKF	NEEDLE BEARINGS
  6015-Z	75	115	20	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  KD-70CPO	7.0000	8.0000	.5000	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  152-KR	260	400	65	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS