d - 105 mm

D - 190 mm

B - 36 mm

C - 36 mm

r min. - 2.1 mm

da min. - 116 mm

Da max. - 179 mm

ra max. - 2 mm

Weight - 4.37 Kg

Basic dynamic load rating (C) - 77.0 kN

Basic static load rating (C0) - 34.0 kN

(Grease) Lubrication Speed - 2900 r/min

(Oil) Lubrication Speed - 3600 r/min

Calculation factor (e) - 0.18

Calculation factor (Y0) - 3.73

Calculation factor (Y1) - 3.56

Calculation factor (Y2) - 5.51

• Model Number: 1221
• Inner Diameter：105mm Outer Diameter：190mm Width：36mm
• Type：Self-Aligning Ball Bearings
• Update date：2025-12-11
• Application:Forklift industry,PVC,forming machine,municipal machinery,Hair styling device,Small air generators,linear drive,garden machinery,Storage Tool,Broadcasting System,Solenoid Valves
• Similar models:NSK 1221 CX 1221 SIGMA 1221 AST 1221 ISO 1221 KOYO 1221 ISO 1221K+H221 NACHI 1221 ISO 1221K NTN 1221S
• BEARING POWER International Trading Co.,Ltd. specialize in 1221 products，there is large inventory of KOYO 1221 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 1221 Which KOYO 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
  22230-E-K-W33	150	270	73	NKE	Spherical Roller Bearings
  3914	70	120	38	FBJ	Thrust Ball Bearings
  6021N	105	160	26	SKF	Deep Groove Ball Bearings
  618/3-2RS	3	7	3	ISO	Deep Groove Ball Bearings
  712064010	38	59	17	INA	Cylindrical Roller Bearings
  7221 CDB	105	190	72	ISO	Angular Contact Ball Bearings
  F-FLWB-8ZZ	4,000	8,000	3,000	NTN	Deep Groove Ball Bearings
  GEK50XS-2RS	50	110	80	FBJ	Plain Bearings
  LM11949/LM11910	19.05	45,237	15,494	Timken	Tapered Roller Bearings
  NUP314EM	70	150	35	NSK	Cylindrical Roller Bearings
  SMN102KB	28,575	72	36,51	Timken	Deep Groove Ball Bearings
  ZARN2557-L-TV	25	57	65	INA	Complex Bearings
  KML24			20	FAG	LOCKNUTS
  238/1000	1000	1220	165	SKF	SPHERICAL ROLLER BEARINGS
  FT-03	.1875	.6250		Andrews	THRUST BALL BEARINGS
  3205J2Z	25	52	20.6	INA	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  SUCP207-23-PBT	1.4375			Peer	THERMOPLASTIC PILLOW BLOCKS
  NA-4913	65	90	25	CONSOLIDATED	NEEDLE BEARINGS
  NAB-25	35		18	CONSOLIDATED	NEEDLE BEARINGS
  94126	.5000	1.0000	1.6250	CONSOLIDATED	JOURNAL ROLLER ASSEMBLIES