d - 45 mm

D - 100 mm

B - 25 mm

D₁ - - 83.2 mm

F - 58.5 mm

r_1,2 - min. - 1.5 mm

r_3,4 - min. - 1.5 mm

s - 1.7 mm

d_a - min. - 54 mm

d_a - max. - 56 mm

d_b - min. - 60 mm

D_a - max. - 91.4 mm

r_a - max. - 1.5 mm

r_b - max. - 1.5 mm

Basic dynamic load rating - C - 112 kN

Basic static load rating - C₀ - 100 kN

Fatigue load limit - P_u - 12.9 kN

Reference speed - 7500 r/min

Limiting speed - 8500 r/min

Calculation factor - k_r - 0.15

Mass bearing - 0.998 kg

• Model Number: NU 309 ECM
• Inner Diameter：100mm Outer Diameter：45mm Width：25mm
• Type：Cylindrical Roller Bearings
• Update date：2025-04-22
• Application:boring bar boring bar,Broadcasting System,plastic rolling,Dental Drill etc,electric pump,Spectrum Products,storage shelves,printing machinery,stamping die,casting embedding,quality inspection equipment
• Similar models:NTN NU2309E NTN NF309E NSK EE130902/131400 FBJ NU2309 NTN NJK309 ISO NUP3309 KOYO NUP2309R NTN NJ309E FAG RN2309-E-MPBX CRAFT N309
• BEARING POWER International Trading Co.,Ltd. specialize in NU309ECM products，there is large inventory of SKF NU 309 ECM . We has been built up long-term cooperation with SKF company, could make a bulk order of the NU 309 ECM Which SKF NU309ECM 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
  23956 KCW33+AH3956	280	380	75	ISO	Spherical Roller Bearings
  29417-E1	85	180	58	FAG	Thrust Roller Bearings
  3212	60	110	36,5	CYSD	Angular Contact Ball Bearings
  54315U	60	135	87.2	KOYO	Thrust Ball Bearings
  BB1-3160	25	62	17	SKF	Deep Groove Ball Bearings
  BH-2212	34,925	44,45	19,05	NSK	Needle Roller Bearings
  C 5911 V	80	55	34	SKF	Cylindrical Roller Bearings
  F695ZZ	5	13	4	FBJ	Deep Groove Ball Bearings
  GACZ101S	101,6	158,75	63,5	LS	Plain Bearings
  HK1412	14	20	12	FBJ	Needle Roller Bearings
  K89428M	140	280	155	SKF	Thrust Roller Bearings
  NJ 209	45	85	19	ISB	Cylindrical Roller Bearings
  NN4924K	120	154,5	45	NTN	Cylindrical Roller Bearings
  RA012-NPP	19,0500	47	31	INA	Deep Groove Ball Bearings
  UCT206	30			CX	Bearing Units
  VLU 20 0744	634	848		INA	Thrust Ball Bearings
  W624-2RS1	4	13	5	SKF	Deep Groove Ball Bearings
  SN528	125		150	STEYR	PILLOW BLOCKS
  414-S	70	180	42	MRC	DEEP GROOVE BALL BEARINGS
  2921	140	105		SKF	THRUST BALL BEARINGS