d - 140 mm

D - 250 mm

B - 42 mm

d₁ - 176.8 mm

d₂ - 176.8 mm

D₁ - 213.2 mm

r_1,2 - min. - 3 mm

r_3,4 - min. - 1.5 mm

a - 66.7 mm

d_a - min. - 154 mm

d_b - min. - 154 mm

D_a - max. - 236 mm

D_b - max. - 241 mm

r_a - max. - 2.5 mm

r_b - max. - 1.5 mm

d_n - 184.8 mm

Basic dynamic load rating - C - 212 kN

Basic static load rating - C₀ - 228 kN

Fatigue load limit - P_u - 7 kN

Limiting speed for grease lubrication - 5000 r/min

Limiting speed for oil lubrication - 7500 mm/min

Ball - D_w - 30.162 mm

Ball - z - 18

G_ref - 83.931 cm3

Calculation factor - e - 0.68

Calculation factor - Y₂ - 0.87

Calculation factor - Y₀ - 0.38

Calculation factor - X₂ - 0.41

Calculation factor - Y₁ - 0.92

Calculation factor - Y₂ - 1.41

Calculation factor - Y₀ - 0.76

Calculation factor - X₂ - 0.67

Preload class A - G_A - 1350 N

Preload class B - G_B - 2700 N

Preload class C - G_C - 5400 N

Preload class D - G_D - 10800 N

Calculation factor - f - 1.09

Calculation factor - f₁ - 0.99

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.01

Calculation factor - f_2C - 1.02

Calculation factor - f_2D - 1.05

Calculation factor - f_HC - 1

Preload class A - 397 N/micron

Preload class B - 516 N/micron

Preload class C - 679 N/micron

Preload class D - 911 N/micron

Mass bearing - 8.138 kg

• Model Number: 7228 ACD/P4A
• Inner Diameter：250mm Outer Diameter：140mm Width：42mm
• Type：Angular Contact Ball Bearings
• Update date：2025-04-27
• Application:labor insurance,medical treatment,packing equipment,EEG,generator,circulating pump,industrial equipment,Insect Capture,defogging and degreasing,engineering machine,Industrial
• Similar models:ISO 7228C CYSD 7228BDF ISO 7228BDF CX 7228A-UO NTN 7228BDF NTN 7228DF CYSD 7228 NKE 7228-B-MP NACHI 7228BDT ISO 7228A
• BEARING POWER International Trading Co.,Ltd. specialize in 7228ACD/P4A products，there is large inventory of SKF 7228 ACD/P4A . We has been built up long-term cooperation with SKF company, could make a bulk order of the 7228 ACD/P4A Which SKF 7228ACD/P4A 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
  22352-E1A-MB1	260	540	165	FAG	Spherical Roller Bearings
  230/850W33	850	1220	272	ISO	Spherical Roller Bearings
  23124 KCW33+H3124	120	200	62	ISO	Spherical Roller Bearings
  B2824	44,45	53,975	38,1	KOYO	Needle Roller Bearings
  83548D-9C3	32	62	16	KOYO	Deep Groove Ball Bearings
  BK121718	12	17	18	ISO	Cylindrical Roller Bearings
  GE15-FW	15	30	16	INA	Plain Bearings
  K89306TN	30	60	33	SKF	Thrust Roller Bearings
  N248	240	385	72	NTN	Cylindrical Roller Bearings
  NH326	130	280	58	ISO	Cylindrical Roller Bearings
  NU2306FM/C3	30	72	27	Fersa	Cylindrical Roller Bearings
  NUP18/1700	1700	2060	160	CX	Cylindrical Roller Bearings
  SNM 24-40	8			IKO	Plain Bearings
  TUP1 80.40	80	85		CX	Plain Bearings
  MF117ZZS	7	11	3	ISC	DEEP GROOVE BALL BEARINGS
  NJ2064E	320	480	95	SKF	CYLINDRICAL ROLLER BEARINGS
  CT-20C	3.9750	4.2500		Rollway	THRUST ROLLER BEARINGS
  93236	.6250	1.0000	2.2500	RBC	JOURNAL ROLLER ASSEMBLIES
  170BC02	310	170	52	Torrington	DEEP GROOVE BALL BEARINGS
  SS6004-ZZ	20	42	12	CONSOLIDATED	DEEP GROOVE BALL BEARINGS