d - 140 mm

D - 250 mm

B - 42 mm

C - 42 mm

Angle (α) - 30 °

a - 77,3 mm

r min. - 3 mm

r1 min. - 1,1 mm

da min. - 154 mm

Da max. - 236 mm

ra max. - 2.5 mm

Weight - 7,76 Kg

Basic dynamic load rating (C) - 218 kN

Basic static load rating (C0) - 234 kN

(Grease) Lubrication Speed - 2900 r/min

(Oil) Lubrication Speed - 3600 r/min

• Model Number: 7228
• Inner Diameter：140mm Outer Diameter：250mm Width：42mm
• Type：Angular Contact Ball Bearings
• Update date：2025-04-21
• Application:roller lathe,hydraulic connector,CNC,diving equipment,metallurgical mold,stamping die and its equipment,Logistics Equipment,granulator,sheet industry,Performance test,intermediate
• Similar models:SKF 7228ACD/HCP4A CX 7228C-UO ISO 7228BDT NACHI 7228C NACHI 7228BDT CX 7228B-UD NTN 7228BDT NKE 7228-BCB-MP KOYO 7228CPA NTN 7228DF
• BEARING POWER International Trading Co.,Ltd. specialize in 7228 products，there is large inventory of KOYO 7228 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 7228 Which KOYO 7228 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
  07079/07196	20	50,005	13,495	CX	Tapered Roller Bearings
  3NCHAR020	100	150	24	KOYO	Angular Contact Ball Bearings
  604ZZ	4	12	4	KOYO	Deep Groove Ball Bearings
  62/22NR	22	50	14	KOYO	Deep Groove Ball Bearings
  BRI 243920 U	38,1	61,912	32	IKO	Needle Roller Bearings
  GE12FW	12	26	15	ISO	Plain Bearings
  L865547/512	381	479,425	49,213	SKF	Tapered Roller Bearings
  MF95	5	9	2,5	ISB	Deep Groove Ball Bearings
  NK145/42+IR130×145×42	130	170	42	NTN	Needle Roller Bearings
  NN30/600KW-3D1CS120P5	600	870	200	NTN	Cylindrical Roller Bearings
  NU317-E-MA6	85	180	41	NKE	Cylindrical Roller Bearings
  NU356 E	280	580	108	CX	Cylindrical Roller Bearings
  RNA4912-XL	68	85	25	INA	Needle Roller Bearings
  S729 CD/P4A	9	26	8	SKF	Angular Contact Ball Bearings
  N210E	50	90	20	SKF	CYLINDRICAL ROLLER BEARINGS
  NNCL4848V.C3	240	300	60	SKF	CYLINDRICAL ROLLER BEARINGS
  94132	.5000	1.0000	2.0000	Hyatt	JOURNAL ROLLER ASSEMBLIES
  95444	.8750	1.5000	2.7500	Hyatt	JOURNAL ROLLER ASSEMBLIES
  63312ZZ	60	130	2.1250	NTN	DEEP GROOVE BALL BEARINGS
  R-6	.3750	.8750	.2187	CONSOLIDATED	DEEP GROOVE BALL BEARINGS