(dimensions in mm)

Bearing Type - NU

Bore Dia (d) - 100.0000

Outer Dia (D) - 250.0000

Width (B) - 58.0000

Radius (min) (rs) - 4.000

Dynamic Load Rating (Cr) - 440,000

Static Load Rating (Cor) - 488,000

Max Speed (Grease) (X1000 RPM) - 2

Max Speed (Oil) (X1000 RPM) - 3

Max. Shaft Shoulder Dia. Inner (Li) - 139.0

Min. Housing Shoulder Dia., Outer (Lo) - 211.0

Weight (g) - 15,420.00

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: NU420 M
• Inner Diameter：100mm Outer Diameter：250mm Width：58mm
• Type：Cylindrical Roller Bearings
• Update date：2025-04-22
• Application:Anti-defibrillation pacing,Cylinder Micro,ventilation fans,cooling system,Insect Capture,Display Devices,Automation,other CNC,Low-voltage electrical equipment,machining,dye pigments
• Similar models:CX NU420 ISO NP420 ISO BK1420 NACHI NP420 ISB FC3854200 NACHI NUP420 KOYO NF420 NTN R4207 ISO HK273420-2RS CX NUP420
• BEARING POWER International Trading Co.,Ltd. specialize in NU420M products，there is large inventory of AST NU420 M . We has been built up long-term cooperation with AST company, could make a bulk order of the NU420 M Which AST NU420M 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
  23076 KCW33+H3076	380	560	135	CX	Spherical Roller Bearings
  23156-K-MB-W33+OH3156-H	280	460	146	NKE	Spherical Roller Bearings
  6205ZE	25	52	15	NACHI	Deep Groove Ball Bearings
  K42x50x18	42	50	18	CX	Needle Roller Bearings
  L44649/L44610	26,988	50,292	14,224	FBJ	Tapered Roller Bearings
  NA207-3L	35	72	51,1	PFI	Deep Groove Ball Bearings
  NA4901LL	16	24	14	NTN	Needle Roller Bearings
  NJ18/1000	1000	1220	100	CX	Cylindrical Roller Bearings
  RNA 6905U	30	42	30	IKO	Needle Roller Bearings
  SCH1016	15,875	22,225	25,4	AST	Needle Roller Bearings
  NJ426	130	340	78	SKF	CYLINDRICAL ROLLER BEARINGS
  STO20X	20	47	16	INA	NEEDLE BEARINGS
  FPCU700-2RS1	7.0000	7.7500	.5000	SKF	DEEP GROOVE BALL BEARINGS
  51144				SNR	THRUST BALL BEARINGS
  2214-2RS	70	125	31	CONSOLIDATED	SELF
  IR-50x60x28	50		28	CONSOLIDATED	NEEDLE BEARINGS
  SNZ-205..1205	25	20	46	CONSOLIDATED	PILLOW BLOCKS
  KB-120CPO	12.0000	12.6250	.3125	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  B-24	3.2187	1.9375		CONSOLIDATED	THRUST BALL BEARINGS
  C2210V	50	90	23	CONSOLIDATED	TOROIDAL ROLLER BEARINGS