d - 4 mm

D - 16 mm

B - 5 mm

C - 5 mm

d1 - – mm

d2 - 6,7 mm

r1 min. - 0,3 mm

r2 min. - 0,3 mm

D1 - 11,7 mm

D2 - 13 mm

da min. - 6 mm

Da max. - 14 mm

ra max. - 0,3 mm

Weight - 0,005 Kg

Basic dynamic load rating (C) - 0,761 kN

Basic static load rating (C0) - 0,265 kN

Fatigue load limit (Pu) - 0,011

Reference speed - 100000 r/min

Limiting speed - 63000 r/min

Calculation factor (f0) - 6,8

Calculation factor (kr) - 0,035

• Model Number: W634
• Inner Diameter：4mm Outer Diameter：16mm Width：5mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-17
• Application:inorganic chemical,industrial equipment,directional control valve,gantry processing,hydraulic connector,hydraulic control element,hydraulic pump,extruder,vertical processing,Optical detection,lifting chain
• Similar models:CX 6348 KOYO 634ZZ FBJ F634ZZ SKF 634-2Z ISO F634 SKF D/WSRI-1634 ISB 6348M NKE 6340-M ISO 6344 ISO 634
• BEARING POWER International Trading Co.,Ltd. specialize in W634 products，there is large inventory of SKF W634 . We has been built up long-term cooperation with SKF company, could make a bulk order of the W634 Which SKF W634 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
  24152 K30W33	260	440	180	ISO	Spherical Roller Bearings
  32204	20	47	19,25	NTN	Tapered Roller Bearings
  53413U	65	140	65	NSK	Thrust Ball Bearings
  644/632	71,438	136,525	41,275	ISO	Tapered Roller Bearings
  7004 C-UO	20	42	24	CX	Angular Contact Ball Bearings
  780/772	101,6	180,975	47,625	ISO	Tapered Roller Bearings
  AXZ 6 15 28,4	15	28,4	6	Timken	Needle Roller Bearings
  BK1015	10	14	15	SKF	Needle Roller Bearings
  ESFLE206	30			SNR	Bearing Units
  EX318	90	190	115,9	SNR	Deep Groove Ball Bearings
  K9X12X13FV	9	13		KOYO	Needle Roller Bearings
  LM80UU	80	120	105,5	Samick	Linear Bearings
  LTBR 40-2LS	40			SKF	Linear Bearings
  NAP207-22	34,925		47,6	KOYO	Bearing Units
  PFT 35 RM	35		33	SKF	Bearing Units
  QJ218	90	160	30	ISO	Angular Contact Ball Bearings
  SA1001	35	80	28	FAG	Deep Groove Ball Bearings
  TR286322HL	28	63	22,45	KBC	Tapered Roller Bearings
  6028Z	140	210	33	STEYR	DEEP GROOVE BALL BEARINGS
  NA-6918	90	125	63	CONSOLIDATED	NEEDLE BEARINGS