(dimensions in mm)

Bearing Type - Open

Bore Dia (d) - 8.0000

Outer Dia (D) - 28.0000

Width (B) - 9.0000

Radius (min) (rs) - 0.300

Dynamic Load Rating (Cr) - 3,879

Static Load Rating (Cor) - 1,586

Max Speed (Grease) (X1000 RPM) - 28

Max Speed (Oil) (X1000 RPM) - 34

Max. Shaft Shoulder Dia. Inner (Li) - 14.5

Min. Housing Shoulder Dia., Outer (Lo) - 21.3

Ball Qty - 7

Ball Dia (Dw) - 4.7620

Weight (g) - 28.10

Precision - A1

Standard Clearance - K25

Material - Martensitic Stainless Steel

Also available in 52100 Chrome Steel

ABEC Grades 1, 3, 5, 7, and 9 are available. Also, the equivalent ISO classes.

• Model Number:638H
• Inner Diameter：8mm Outer Diameter：28mm Width：9mm
• Type：Deep Groove Ball Bearings
• Update date：2023-03-04
• Application:security equipment,Spectrum Products,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,joint protection,other accessories,Roller,SPA equipment,Body shaping,Air,reducer,altimeter etc
• Similar models:SKF W63805-2RS1 ZEN S638-2RS ZEN 63801-2Z CX 63802 ZEN 63801-2RS SKF W63800-2RZ SKF W63803-2RZ SKF W63804R-2Z SKF W638/5-2RS1 ZEN S63800-2Z
• BEARING POWER International Trading Co.,Ltd. specialize in 638H products，there is large inventory of AST 638H . We has been built up long-term cooperation with AST company, could make a bulk order of the 638H Which AST 638H 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.

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  130KBE031	130	210	64	NACHI	Tapered Roller Bearings
  40BCD1RW-2LRS	40	80	28	NACHI	Deep Groove Ball Bearings
  51244M	220	300	63	CRAFT	Thrust Ball Bearings
  6930	150	210	28	NACHI	Deep Groove Ball Bearings
  7218 B	90	160	30	NSK	Angular Contact Ball Bearings
  7330DF	150	320	65	NACHI	Angular Contact Ball Bearings
  BK0509	5	9	9	Timken	Needle Roller Bearings
  KBK16X20X17	16,000	20,000		NTN	Needle Roller Bearings
  LBBR 14/HV6	14	21	28	SKF	Linear Bearings
  NH2232	160	290	80	ISO	Cylindrical Roller Bearings
  NJ 1016	80	125	22	ISB	Cylindrical Roller Bearings
  NK20/20	20	28	20	FBJ	Needle Roller Bearings
  NUP 238 E	190	340	55	NACHI	Cylindrical Roller Bearings
  NUP2338 E	190	400	132	CX	Cylindrical Roller Bearings
  SC8011	400,000	720,000	130,000	NTN	Deep Groove Ball Bearings
  NUP408	40	110	27	FAG	CYLINDRICAL ROLLER BEARINGS
  TPC-539-1	8.9680	9.1562		American	THRUST ROLLER BEARINGS
  XLS-81/4	8.2500	11.0000	1.3750	FAG	DEEP GROOVE BALL BEARINGS
  FPCG600	6.0000	8.0000	1.0000	SKF	DEEP GROOVE BALL BEARINGS
  63807	35	47	10	CONSOLIDATED	DEEP GROOVE BALL BEARINGS