(dimensions in mm)

Bearing Type - NU

Bore Dia (d) - 17.0000

Outer Dia (D) - 40.0000

Width (B) - 12.0000

Radius (min) (rs) - 0.600

Dynamic Load Rating (Cr) - 16,400

Static Load Rating (Cor) - 13,300

Max Speed (Grease) (X1000 RPM) - 17

Max Speed (Oil) (X1000 RPM) - 20

Max. Shaft Shoulder Dia. Inner (Li) - 22.1

Weight (g) - 77.00

Precision - RBEC 1

Standard Clearance - C0

Material - 52100 Chrome steel, or equivalent

Unless otherwise specified, the internal radial clearance is "C0" or "C Normal".

This bearing is also available with the HJ end plate for the inner race.

Suffix definitions are listed in the Nomenclature Technical document.

This bearing is also available with a retaining ring groove in the outer race, and it can be supplied with the ring (suffix NR) or without the ring (suffix N). Please see the Technical Information Sheet for the groove and ring dimensions.

• Model Number: NU203 EM1A
• Inner Diameter：17mm Outer Diameter：40mm Width：12mm
• Type：Cylindrical Roller Bearings
• Update date：2025-04-23
• Application:Cleaning equipment,Flame Cutting,product accessories,Machine Tool Accessories,garden machinery,Industry,electromagnet,security equipment,stamping die,historical instruments,Warehouse Shelf Equipment
• Similar models:AST NJ2203E NSK EE203137/203190 ISO NF203 NTN NF203 SKF RNA2203.2RS ISO NU203 ISO NUP2203 NKE NJ203-E-TVP3 NTN 4R7203 INA 722034710
• BEARING POWER International Trading Co.,Ltd. specialize in NU203EM1A products，there is large inventory of AST NU203 EM1A . We has been built up long-term cooperation with AST company, could make a bulk order of the NU203 EM1A Which AST NU203EM1A 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
  1216	80	140	26	NSK	Self-Aligning Ball Bearings
  1614-2RS	9,525	28,575	9,525	CYSD	Deep Groove Ball Bearings
  230/1250 K	1250	1750	375	ISB	Spherical Roller Bearings
  26132/26283-B	33,338	72	18,923	Timken	Tapered Roller Bearings
  6203	17	40	12	CRAFT	Deep Groove Ball Bearings
  6207-2Z-NR	35	72	17	NKE	Deep Groove Ball Bearings
  6322	110,000	240,000	50,000	NTN-SNR	Deep Groove Ball Bearings
  AST850BM 11060	110	115		AST	Plain Bearings
  K 45x52x21 TN	45	52		NBS	Needle Roller Bearings
  NAO30X47X16	30	47	16	INA	Needle Roller Bearings
  NJ 2236	180	320	86	NACHI	Cylindrical Roller Bearings
  NN3092	460	680	163	KOYO	Cylindrical Roller Bearings
  QJ324	120	260	55	CYSD	Angular Contact Ball Bearings
  SE 627 ZZSTMG3	7	22	7	KOYO	Deep Groove Ball Bearings
  VKBA 3510				SKF	Wheel Bearings
  342-R	210	440	84	MRC	ANGULAR CONTACT BALL BEARINGS
  6309YC78	45	100	25	SKF	DEEP GROOVE BALL BEARINGS
  NAST35.DB	35	72	20	FAG (Old No.)	NEEDLE BEARINGS
  GE15ES	15	26	12	FAG	SPHERICAL PLAIN BEARINGS
  NCF3038CV	190	290	75	SKF	CYLINDRICAL ROLLER BEARINGS