d - 105 mm

D - 225 mm

B - 49 mm

D₁ - - 189 mm

F - 133 mm

r_1,2 - min. - 3 mm

r_3,4 - min. - 3 mm

s - 3.4 mm

d_a - min. - 119 mm

d_a - max. - 129 mm

d_b - min. - 136 mm

D_a - max. - 209.4 mm

r_a - max. - 2.5 mm

r_b - max. - 2.5 mm

Basic dynamic load rating - C - 500 kN

Basic static load rating - C₀ - 500 kN

Fatigue load limit - P_u - 57 kN

Reference speed - 3200 r/min

Limiting speed - 3800 r/min

Calculation factor - k_r - 0.15

Mass bearing - 8.502 kg

• Model Number:NU 321 ECP
• Inner Diameter：225mm Outer Diameter：105mm Width：49mm
• Type：Thrust Ball Bearings
• Update date：2025-12-26
• Application:Handling machinery and various industrial machinery,Industrial Electromechanical,Small air generators,test laboratory equipment and accessories,Automobile,plastic blow molding,food safety,electromagnet,E Beauty,relay,directional control valve
• Similar models:KOYO 53210 ISO 53210U+U210 NSK 53213 KOYO 53210U FAG 53214 FAG 53215 KOYO 53217U FAG 53212+U212 FAG 53211 FAG 53217+U217
• BEARING POWER International Trading Co.,Ltd. specialize in NU321ECP products，there is large inventory of SKF NU 321 ECP . We has been built up long-term cooperation with SKF company, could make a bulk order of the NU 321 ECP Which SKF NU321ECP 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
  23096CAKE4	480	700	165	NSK	Spherical Roller Bearings
  6304	20	52	15	FAG	Deep Groove Ball Bearings
  713644230				FAG	Wheel Bearings
  71818AC	90	115	13	AST	Angular Contact Ball Bearings
  7230	150	270	45	CYSD	Angular Contact Ball Bearings
  7309C	45	100	25	NACHI	Angular Contact Ball Bearings
  BK0808	8	12	8	SKF	Needle Roller Bearings
  CSEA030	76,2	88,9	6,35	INA	Deep Groove Ball Bearings
  H715340/H715311	65,088	136,525	46,038	Fersa	Tapered Roller Bearings
  L879946/L879910	609,396	762	95,25	NTN	Tapered Roller Bearings
  MFJLT-2823	28	37	23	NSK	Needle Roller Bearings
  MJT12	304,8	546,1	95,25	RHP	Angular Contact Ball Bearings
  NA6916-ZW	80	110	54	INA	Needle Roller Bearings
  NKIS20	20	42	20	SKF	Needle Roller Bearings
  PCZ 4032 M	63,5	68,263	50,8	SKF	Plain Bearings
  CF14PPYSK	.3750	.8750	.5000	INA	NEEDLE BEARINGS
  96740	1.2500	2.0000	2.5000	BERLISS	JOURNAL ROLLER ASSEMBLIES
  5204	20	1.8500	.6690	Sealmaster	PILLOW BLOCKS
  51130				SNR	THRUST BALL BEARINGS
  SN-611..22311-K	50		80	CONSOLIDATED	PILLOW BLOCKS