d - 105 mm

D - 190 mm

B - 36 mm

C - 36 mm

r1 min. - 2.1 mm

da min. - 117 mm

Da max. - 178 mm

ra max. - 2 mm

Weight - 4.37 Kg

Basic dynamic load rating (C) - 74,5 kN

Basic static load rating (C0) - 32,5 kN

(Grease) Lubrication Speed - 2900 r/min

(Oil) Lubrication Speed - 3500 r/min

Calculation factor (e) - 0.18

Calculation factor (Y0) - 3.7

Calculation factor (Y1) - 3.5

Calculation factor (Y2) - 5.5

• Model Number: 1221
• Inner Diameter：105mm Outer Diameter：190mm Width：36mm
• Type：Self-Aligning Ball Bearings
• Update date：2025-12-11
• Application:stamping die and its equipment,Control,tray industry,transportation equipment,aerial work platform,heating fans,rolling machine,Roller mill,vertical processing,storage and transportation equipment,meat products machine
• Similar models:ISO 1221K+H221 ISO 1221K KOYO 1221 NSK 1221 AST 1221 NACHI 1221 CX 1221K+H221 SIGMA 1221 FAG 1221-M CX 1221
• BEARING POWER International Trading Co.,Ltd. specialize in 1221 products，there is large inventory of NACHI 1221 . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 1221 Which NACHI 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
  1209-K-TVH-C3	45	85	19	FAG	Self-Aligning Ball Bearings
  1221K	105	190	36	ISO	Self-Aligning Ball Bearings
  2209K	45	85	23	FBJ	Self-Aligning Ball Bearings
  232/560-MB	560	1030	365	FAG	Spherical Roller Bearings
  6209	45	85	19	NKE	Deep Groove Ball Bearings
  7009UG/GNP4	45	75	16	NTN	Angular Contact Ball Bearings
  EX305-16	25,4	62	46,8	SNR	Deep Groove Ball Bearings
  GK34X40X49.8	34,000	40,000		NTN	Needle Roller Bearings
  N 315	75	139,5	37	NSK	Cylindrical Roller Bearings
  NK14/20	14	22	20	FBJ	Needle Roller Bearings
  NU2330-E-M6	150	320	108	NKE	Cylindrical Roller Bearings
  NU2992	460	620	95	ISO	Cylindrical Roller Bearings
  SMF137-2Z	7	13	4	ZEN	Deep Groove Ball Bearings
  SYJ 30 KF+SYJ 506	25			SKF	Bearing Units
  RSL183009	45		23	INA	CYLINDRICAL ROLLER BEARING
  01/02/7506	30	72	27	RIV	TAPERED ROLLER BEARINGS
  217-M	85	150	28	MRC	DEEP GROOVE BALL BEARINGS
  GE110TXA-2LS	110	160	70	SKF	SPHERICAL PLAIN BEARINGS
  AH-2240x190	200	190		CONSOLIDATED	WITHDRAWAL SLEEVES
  KB-25CPO-2RS	2.5000	3.1250	.3125	CONSOLIDATED	DEEP GROOVE BALL BEARINGS