(dimensions in mm)

Bearing Type - double row self-aligning

Bore Dia (d) - 105.0000

Outer Dia (D) - 190.0000

Width (B) - 36.0000

Radius (min) (rs) - 2.100

Dynamic Load Rating (Cr) - 75,000

Static Load Rating (Cor) - 32,500

Max Speed (Grease) (X1000 RPM) - 3,000

Max Speed (Oil) (X1000 RPM) - 3,600

Max. Shaft Shoulder Dia. Inner (Li) - 116.0

Min. Housing Shoulder Dia., Outer (Lo) - 179.0

Weight (g) - 4,520.00

Precision - A1

Standard Clearance - C0

Material - 52100 Chrome steel (or equivalent)

The maximum recommended angular misalignment is 4 degrees. When the bearing is misaligned, the applied dynamic radial load must be less than 10% of the dynamic capacity.

This bearing is also available with a tapered bore, add a suffix "K" after the four digit number.

• Model Number: 1221
• Inner Diameter：105mm Outer Diameter：190mm Width：36mm
• Type：Self-Aligning Ball Bearings
• Update date：2023-10-04
• Application:Low-voltage electrical equipment,raw material accessories,wall industry,laser devices,machining,Garment Accessories,Performance test,gear grinding machine,plastic molding,rolling machine,Laser Measurements
• Similar models:ISO 1221 SIGMA 1221 FAG 1221-M CX 1221 CX 1221K NACHI 1221 NSK 1221 ISO 1221K ISO 1221K+H221 NKE 1221
• BEARING POWER International Trading Co.,Ltd. specialize in 1221 products，there is large inventory of AST 1221 . We has been built up long-term cooperation with AST company, could make a bulk order of the 1221 Which AST 1221 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
  161142X/161200P	142,875	200	80,15	Gamet	Tapered Roller Bearings
  30311D	55	120	31,5	FBJ	Tapered Roller Bearings
  4413	31,75	58,75	19,05	INA	Thrust Ball Bearings
  51216	80	115	28	KOYO	Thrust Ball Bearings
  6316-2Z	170	80	39	SKF	Deep Groove Ball Bearings
  B7006-E-2RSD-T-P4S	30	55	13	FAG	Angular Contact Ball Bearings
  B7201-E-T-P4S	12	32	10	FAG	Angular Contact Ball Bearings
  CX021				CX	Wheel Bearings
  GEEW 32 ES	32	52	32	ISB	Plain Bearings
  MJ1-2RS	25,4	63,5	19,05	RHP	Deep Groove Ball Bearings
  STO 25 X	25	52	15,8	SKF	Cylindrical Roller Bearings
  SYNT 35 FTS	35	60	65	SKF	Bearing Units
  751144MA.P5				SKF	ANGULAR CONTACT THRUST BALL BEARINGS
  NAB-18	26		13	SKF	NEEDLE BEARINGS
  MI-28	1.7500		1.7600	McGill	NEEDLE BEARINGS
  MBL-24	120	135	12	SKF	LOCKWASHERS
  51208				STEYR	THRUST BALL BEARINGS
  628/8-2RS1	8	16	5	SKF	DEEP GROOVE BALL BEARINGS
  81106			5	CONSOLIDATED	THRUST ROLLER BEARINGS
  94644	1.1250	1.6250	2.7500	CONSOLIDATED	JOURNAL ROLLER ASSEMBLIES