d - 8 mm

D - 28 mm

B - 9 mm

C - 9 mm

Weight - 0,0281 Kg

Basic dynamic load rating (C) - 4,571 kN

Basic static load rating (C0) - 1,982 kN

(Grease) Lubrication Speed - 28000 r/min

(Oil) Lubrication Speed - 34000 r/min

• Model Number:638
• Inner Diameter：8mm Outer Diameter：28mm Width：9mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-16
• Application:altimeter etc,generator,steam Hydraulic control element,raw material accessories,preservation equipment,pneumatic Pump,stirrer,Low-voltage electrical equipment,Beauty and Body,vertical processing,Broadcasting System
• Similar models:ISO 63803 ISB SS638/1,5-ZZ SKF W63804-2RS1 SKF W638-2RZ CX 63802-2RS SKF W63806 CX 63801 SKF W63804R-2Z SKF W63801-2RZ ISB 63800ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in 638 products，there is large inventory of FBJ 638 . We has been built up long-term cooperation with FBJ company, could make a bulk order of the 638 Which FBJ 638 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
  29380 M	400	620		ISO	Thrust Roller Bearings
  29372R	360	560	122	KOYO	Thrust Roller Bearings
  3903 ZZ	17	30	10	CX	Angular Contact Ball Bearings
  6313-2RS1	140	65	33	SKF	Deep Groove Ball Bearings
  7938DB	190	260	33	CYSD	Angular Contact Ball Bearings
  81220	100	150		CX	Thrust Roller Bearings
  HTA048DB	240	360	54	NTN	Angular Contact Ball Bearings
  E-CRO-5004	250	365	270	NTN	Tapered Roller Bearings
  E5048NR	240	360	160	NACHI	Cylindrical Roller Bearings
  HCB7206-C-2RSD-T-P4S	30	62	16	FAG	Angular Contact Ball Bearings
  K45x53x22	45	53	22	ISO	Needle Roller Bearings
  NUP28/630	630	780	88	CX	Cylindrical Roller Bearings
  UCT212-36	57,15			FYH	Bearing Units
  NK5/10	10		10	FAG	NEEDLE BEARINGS
  TP-148				American	THRUST ROLLER BEARINGS
  WC87503	17	40	.5625	New Departure	DEEP GROOVE BALL BEARINGS
  23936CC	180	250	52	SKF	SPHERICAL ROLLER BEARINGS
  L60N	60	105	12	HOFF	DEEP GROOVE BALL BEARINGS
  F-699	9	20	6	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  NNCL-4860VC/3	300	380	80	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS