d - 140 mm

D - 250 mm

B - 42 mm

D₁ - - 215.78 mm

F - 169 mm

r_1,2 - min. - 3 mm

r_3,4 - min. - 3 mm

s - 2.5 mm

d_a - min. - 154 mm

d_a - max. - 165 mm

d_b - min. - 172 mm

D_a - max. - 235 mm

r_a - max. - 2.5 mm

r_b - max. - 2.5 mm

Basic dynamic load rating - C - 450 kN

Basic static load rating - C₀ - 510 kN

Fatigue load limit - P_u - 57 kN

Reference speed - 2800 r/min

Limiting speed - 3200 r/min

Calculation factor - k_r - 0.15

Mass bearing - 9.414 kg

• Model Number: NU 228 ECM
• Inner Diameter：250mm Outer Diameter：140mm Width：42mm
• Type：Thrust Ball Bearings
• Update date：2025-12-11
• Application:manual Tools,agricultural testing and analysis equipment and related,boring bar boring bar,test equipment,ignition system,Vertical machining,Gripper Swing,electrostatic protection,molding machine,Medical printer,ventilation fans
• Similar models:NTN 81228 SKF NU228ECML INA 2282 ISB 51228 NKE 52228-MP NKE 53228 NSK 54228XU FAG 53228 SKF NJ228ECJ KOYO 53228
• BEARING POWER International Trading Co.,Ltd. specialize in NU228ECM products，there is large inventory of SKF NU 228 ECM . We has been built up long-term cooperation with SKF company, could make a bulk order of the NU 228 ECM Which SKF NU228ECM 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
  54305+U305	20	52	37,6	NKE	Thrust Ball Bearings
  E-HH258249TD/HH258210+A	281,252	495,3	263,525	NTN	Tapered Roller Bearings
  71972 CDMA/HCP4A	480	360	56	SKF	Angular Contact Ball Bearings
  7922DF	110	150	20	CYSD	Angular Contact Ball Bearings
  CX243				CX	Wheel Bearings
  FYJ 25 KF+H 2305	20			SKF	Bearing Units
  H239640/H239610	177,8	319,964	88,9	Timken	Tapered Roller Bearings
  GE17ES	17	30	14	LS	Plain Bearings
  GE35FO-2RS	35	62	35	ISO	Plain Bearings
  LM1916	15	27	16,2	NSK	Needle Roller Bearings
  NJ344 E	220	460	88	CX	Cylindrical Roller Bearings
  NUP414	70	180	42	FBJ	Cylindrical Roller Bearings
  SI80ET-2RS	80		55	AST	Plain Bearings
  WBB1-8708-2RS1	14	8	4	SKF	Deep Groove Ball Bearings
  BK0808	12		8	FAG	NEEDLE BEARINGS
  MUCFL205	25	5.0000		AMI	STAINLESS STEEL PILLOW BLOCKS
  GE60ES.2RS	60	90	44	FAG	SPHERICAL PLAIN BEARINGS
  LLRJN80	80	140	26	R&M	CYLINDRICAL ROLLER BEARINGS
  3219	95	170	55.6	SKF	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  51264				CONSOLIDATED	THRUST BALL BEARINGS