d - 105 mm

D - 190 mm

B - 50 mm

C - 50 mm

r1 min. - 2.1 mm

da min. - 117 mm

Da max. - 178 mm

ra max. - 2 mm

Weight - 6.06 Kg

Basic dynamic load rating (C) - 109 kN

Basic static load rating (C0) - 44,5 kN

(Grease) Lubrication Speed - 2900 r/min

(Oil) Lubrication Speed - 3500 r/min

Calculation factor (e) - 0.28

Calculation factor (Y0) - 2.4

Calculation factor (Y1) - 2.3

Calculation factor (Y2) - 3.5

• Model Number:2221
• Inner Diameter：105mm Outer Diameter：190mm Width：50mm
• Type：Self-Aligning Ball Bearings
• Update date：2023-03-08
• Application:survey accessories,Ball screw,ultra-quiet generators,inorganic chemical,axle lathe,pump,metal mold,Plastic Equipment,filter paper products,glass processing machine,security equipment
• Similar models:KOYO 2221-2RS CX 2221K+H321 NACHI 2221 AST 2221 ISO 2221K NSK 2221 CX 2221K NTN 2221S ISO 2221 CX 2221
• BEARING POWER International Trading Co.,Ltd. specialize in 2221 products，there is large inventory of NACHI 2221 . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 2221 Which NACHI 2221 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
  239/750CCW33MB	750	1000	185	TMB	Spherical Roller Bearings
  51214	70	105	27	FBJ	Thrust Ball Bearings
  6210F604	50,000	90,000	20,000	SNR	Deep Groove Ball Bearings
  6926Z	130,000	180,000	24,000	NTN	Deep Groove Ball Bearings
  7020 CE/HCP4AL1	150	100	24	SKF	Angular Contact Ball Bearings
  71906 C-UO	30	47	18	CX	Angular Contact Ball Bearings
  GAC55S	55	90	23	LS	Plain Bearings
  NU3211	55	100	33,3	ISO	Cylindrical Roller Bearings
  NUP 348	240	500	95	NACHI	Cylindrical Roller Bearings
  UCX15	75	140	82,6	FYH	Deep Groove Ball Bearings
  SRLS4-2RS	12,7	33,338	9,525	ZEN	Deep Groove Ball Bearings
  NCF3018V	90	140	37	FAG	CYLINDRICAL ROLLER BEARINGS
  42RIN190	4.2500	6.0000	.8750	Torrington	CYLINDRICAL ROLLER BEARINGS
  CSCD090	9.0000	10.0000	.5000	INA	DEEP GROOVE BALL BEARINGS
  RKS.062.20.0644	546	716		SKF	SLEWING BEARINGS
  SNW3120x37/16	100	130		Torrington	ADAPTERS
  6218	160	90	30	SKF	DEEP GROOVE BALL BEARINGS
  180BA02	180	320	52	Torrington	ANGULAR CONTACT BALL BEARINGS
  MR-36-2RS			1.7500	CONSOLIDATED	NEEDLE BEARINGS
  160x190x15mm	160	190	15	CONSOLIDATED	OIL SEALS