(dimensions in mm)

Bearing Type - Sealed

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 rubber seals = (2RS), also available with a single rubber seal = (RS).

Also available with two light contact rubber seals = (2RU), or with a single light contact rubber seal = (RU)

• Model Number:637H-2RS
• Inner Diameter：7mm Outer Diameter：26mm Width：9mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-12
• Application:crimping tools,Pump,Spectrum Products,Roller,industry test,Industrial,chromatography,diving equipment,Surveying Surveying Instruments,Vertical pull,water protection
• Similar models:SKF W637/9-2ZS SKF W637/9-2Z ISB SS637/3 SKF W637/8-2Z KOYO 637 SKF W637/5X-2Z SKF W637/2-2Z NSK 637 ISO 637 ISB SS637/3-ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in 637H-2RS products，there is large inventory of AST 637H-2RS . We has been built up long-term cooperation with AST company, could make a bulk order of the 637H-2RS Which AST 637H-2RS 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
  115FSF180	115	180	98	NSK	Plain Bearings
  1615-ZZ	11,112	28,575	9,525	CYSD	Deep Groove Ball Bearings
  23092	460	680	163	ISB	Spherical Roller Bearings
  54206 + U206	25	55	37	FAG	Thrust Ball Bearings
  5441				Ruville	Wheel Bearings
  6012-2NKE	60	95	18	NACHI	Deep Groove Ball Bearings
  6909N	45	68	12	CYSD	Deep Groove Ball Bearings
  EE275105/275155	266,7	393,7	73,817	KOYO	Tapered Roller Bearings
  PK30X37X13.8	30,000	37,000		NTN	Needle Roller Bearings
  NK50/35	50	62	35	ISO	Needle Roller Bearings
  NU 1964 ECMA	440	320	56	SKF	Thrust Ball Bearings
  NU 2207 ECPH	72	35	23	SKF	Thrust Ball Bearings
  SL024876	380	480	100	ISO	Cylindrical Roller Bearings
  SMR104-2TS	4	10	4	ZEN	Deep Groove Ball Bearings
  UCT202-10E	15,875			FYH	Bearing Units
  WBB1-8712	23	16	4,5	SKF	Deep Groove Ball Bearings
  29260E.MB	300	420		FAG	SPHERICAL ROLLER THRUST BEARINGS
  CFM27	3.3750	7.5000	1.5625	SKF	CYLINDRICAL ROLLER BEARINGS
  311P	55	120	29	NH	DEEP GROOVE BALL BEARINGS
  222S.600	310	202	86	CONSOLIDATED	SPLIT SPHERICAL ROLLER BEARINGS