d - 105 mm

D - 225 mm

B - 49 mm

C - 49 mm

a - 6,5 mm

b - 4,5 mm

f - 3,5 mm

r min. - 3 mm

r0 max. - 1 mm

D1 - 217 mm

D2 - 237 mm

da min. - 118 mm

da max - 134 mm

Da max. - 212 mm

ra max. - 2,5 mm

Dx - 239 mm

Cy - 9,6 mm

Cz - 3,5 mm

rn - 0,5 mm

Weight - 8,05 Kg

Basic dynamic load rating (C) - 184 kN

Basic static load rating (C0) - 153 kN

(Grease) Lubrication Speed - 3 000 r/min

(Oil) Lubrication Speed - 3 600 r/min

Calculation factor (f0) - 13,2

• Model Number:6321NR
• Inner Diameter：105mm Outer Diameter：225mm Width：49mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-12
• Application:Handling machinery and various industrial machinery,water,Gear grinding machine,Medical room equipment,blood cell reagent,security equipment,chamfer,journal lathe,relay,training beds etc,spring industry
• Similar models:KOYO 6321ZZX ISO 63214-2RS CRAFT 6321 SKF 6321-2Z ISO 6321 CX 63214ZZ ISO 6321ZZ CYSD 6321-Z KOYO 6321-2RS CX 63214-2RS
• BEARING POWER International Trading Co.,Ltd. specialize in 6321NR products，there is large inventory of NTN 6321NR . We has been built up long-term cooperation with NTN company, could make a bulk order of the 6321NR Which NTN 6321NR 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
  240/560ECAK30/W33	560	820	258	SKF	Spherical Roller Bearings
  53309	45	85	30,1	CX	Thrust Ball Bearings
  7009 C-UX	45	75	32	CX	Angular Contact Ball Bearings
  81110 TN	70	50	14	SKF	Thrust Roller Bearings
  K81244-M	220	300	26	INA	Thrust Roller Bearings
  LUND 30-2LS	30			SKF	Linear Bearings
  M235145/13	165,1	254	46,038	ISO	Tapered Roller Bearings
  M84249/M84210	25,4	59,53	23,368	Timken	Tapered Roller Bearings
  MJ-28241	44,45	53,975	38,1	NSK	Needle Roller Bearings
  NF244	220	400	65	KOYO	Cylindrical Roller Bearings
  WML5009ZZ	5	9	3	KOYO	Deep Groove Ball Bearings
  NUP319	95	200	45	FAG	CYLINDRICAL ROLLER BEARINGS
  NNU49/800SK.M.SP	800	1060	258	FAG	CYLINDRICAL ROLLER BEARINGS
  CF52VUUR	20	52	24	IKO	NEEDLE BEARINGS
  NU1919E	95	130	18	SKF	CYLINDRICAL ROLLER BEARINGS
  4410	1.0625	2.0625		INA	THRUST BALL BEARINGS
  NNCF-4832CV	160	200	40	SKF	CYLINDRICAL ROLLER BEARINGS
  NU340	200	420	80	SKF	CYLINDRICAL ROLLER BEARINGS
  94132	.5000	1.0000	2.0000	CONSOLIDATED	JOURNAL ROLLER ASSEMBLIES
  2x23/16x3	2.0000	2.1875	3.0000	CONSOLIDATED	JOURNAL ROLLER BEARING OUTER RACES