d - 105 mm

D - 190 mm

B - 36 mm

C - 36 mm

Angle (α) - 30 °

a - 24.6 mm

r min. - 2.1 mm

r1 min. - 1.1 mm

da min. - 117 mm

Da max. - 178 mm

ra max. - 2 mm

Weight - 3.93 Kg

Basic dynamic load rating (C) - 157 kN

Basic static load rating (C0) - 141 kN

(Grease) Lubrication Speed - 3000 r/min

(Oil) Lubrication Speed - 4000 r/min

• Model Number:7221
• Inner Diameter：105mm Outer Diameter：190mm Width：36mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-16
• Application:aerial work platform,enzyme,wire industry,chemical,Water Monitoring,nail products,pressure control valve,water protection,Textile Accessories,oral medical device,ignition system
• Similar models:KOYO 7221C NACHI 7221BDF NTN 7221 NTN 7221BDB FBJ 7221B CYSD 7221BDB CX 7221A NTN 7221DT NSK 7221B CYSD 7221DB
• BEARING POWER International Trading Co.,Ltd. specialize in 7221 products，there is large inventory of NACHI 7221 . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 7221 Which NACHI 7221 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
  23068 CC/W33	520	340	133	SKF	Spherical Roller Bearings
  230RJ91	230	344		Timken	Cylindrical Roller Bearings
  260RU51	260	399		Timken	Cylindrical Roller Bearings
  24176-K30-MB-W33	380	620	243	NKE	Spherical Roller Bearings
  40BER29XV1V	40	62	14	NSK	Angular Contact Ball Bearings
  54215	75	110	49.6	NACHI	Thrust Ball Bearings
  61819-2RS	95	120	13	ISO	Deep Groove Ball Bearings
  63208 ZZ	40	80	30,2	ISO	Deep Groove Ball Bearings
  713667020				FAG	Wheel Bearings
  7418	90	225	54	KOYO	Angular Contact Ball Bearings
  82576/82931	146,05	236,538	57,15	ISO	Tapered Roller Bearings
  KLM25S	25	40	59	NTN	Linear Bearings
  SC6A30ZZ	6,000	13,000	5,000	NTN	Deep Groove Ball Bearings
  SILR 120 ES	120			SKF	Plain Bearings
  81130			12	FAG	THRUST ROLLER BEARINGS
  H315	75	98		SKF	ADAPTERS
  9103FF	17	35	10	FED	DEEP GROOVE BALL BEARINGS
  1868S	340	420	38	MRC	DEEP GROOVE BALL BEARINGS
  N-1026-KMSP/5	130	200	33	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  GE-300AW	300	480	100	CONSOLIDATED	SPHERICAL PLAIN BEARINGS