(dimensions in mm)

Bearing Type - Shielded

Bore Dia (d) - 7.0000

Outer Dia (D) - 26.0000

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 (Ui) - 13.9

Min. Housing Shoulder Dia., Outer (Uo) - 22.380

Ball Qty - 7

Ball Dia (Dw) - 4.7620

Weight (g) - 25.80

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.

Two metal shields = (ZZ), also available with a single metal shield = (Z).

• Model Number:637HZZ
• Inner Diameter：7mm Outer Diameter：26mm Width：9mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-15
• Application:Sensors,printing equipment,packing equipment,container finishing,pneumatic,granulator,stirrer,small appliances,relay,flow control valve,printing machinery
• Similar models:INA F-238637.02.KL FBJ 637ZZ KOYO F637 SKF W637/5XR-2ZS NSK 637VV SKF W637/4X SKF W637/5XR-2Z SKF BB1B362637A SKF W637/8-2Z NSK 637DD
• BEARING POWER International Trading Co.,Ltd. specialize in 637HZZ products，there is large inventory of AST 637HZZ . We has been built up long-term cooperation with AST company, could make a bulk order of the 637HZZ Which AST 637HZZ 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
  100BNR19XE	100	140	20	NSK	Angular Contact Ball Bearings
  24024 CC/W33	180	120	60	SKF	Spherical Roller Bearings
  30220U	100	180	37	NTN	Tapered Roller Bearings
  6303-N	17	47	14	NKE	Deep Groove Ball Bearings
  88506	30	62	24	SIGMA	Deep Groove Ball Bearings
  D20	42,863	75,413	20,65	INA	Thrust Ball Bearings
  GEG45N	45	75	43	LS	Plain Bearings
  HN1412	14	20	12	NBS	Needle Roller Bearings
  NCS2620	41,275	55,5752	31,75	AST	Needle Roller Bearings
  NB1.25.0455.201-2PPN	355	555	63	ISB	Thrust Ball Bearings
  NJ 311	55	120	29	NACHI	Cylindrical Roller Bearings
  NK45/30	45	55	30	ISO	Needle Roller Bearings
  TAW 5550 Z	55	67	50	IKO	Needle Roller Bearings
  UKF210	45			KOYO	Bearing Units
  WBB1-8708 R-2RS1	8	14	4	SKF	Deep Groove Ball Bearings
  RA110RR	1.6250	3.3465	.7480	FAF	BALL BEARINGS
  61813-2ZY	65	85	10	ELGES	DEEP GROOVE BALL BEARINGS
  SN610	45		70	SKF	PILLOW BLOCKS
  5309-M	45	100	39.7	MRC	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  NNC-4824VC/3	120	150	30	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS