d - 140 mm

D - 250 mm

T - 45.75 mm

d₁ - - 187.12 mm

B - 42 mm

C - 36 mm

r_1,2 - min. - 4 mm

r_3,4 - min. - 3 mm

a - 47 mm

d_a - max. - 163 mm

d_b - min. - 154 mm

D_a - min. - 219 mm

D_a - max. - 236 mm

D_b - min. - 234 mm

C_a - min. - 9 mm

C_b - min. - 9.5 mm

r_a - max. - 4 mm

r_b - max. - 3 mm

Basic dynamic load rating - C - 418 kN

Basic static load rating - C₀ - 570 kN

Fatigue load limit - P_u - 58.5 kN

Reference speed - 1900 r/min

Limiting speed - 2600 r/min

Calculation factor - e - 0.43

Calculation factor - Y - 1.4

Calculation factor - Y₀ - 0.8

Mass bearing - 8.688 kg

• Model Number: 30228 J2
• Inner Diameter：250mm Outer Diameter：140mm Width：45,75mm
• Type：Tapered Roller Bearings
• Update date：2025-12-16
• Application:gas turbine,economic mold,experimental equipment,dynamic blood pressure,small appliances,altimeter etc,Liposuction device,security equipment,powder metallurgy,Switch,Textile Accessories
• Similar models:CRAFT 30228 SNR 30228A FAG 30228-A NTN 30228U NKE 30228 KOYO 46T30228JR/82,5 SKF 30228J2 NTN 430228XU SKF 30228T106J2/DB ISB 30228
• BEARING POWER International Trading Co.,Ltd. specialize in 30228J2 products，there is large inventory of SKF 30228 J2 . We has been built up long-term cooperation with SKF company, could make a bulk order of the 30228 J2 Which SKF 30228J2 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
  231SM320-MA	320	580	190	FAG	Spherical Roller Bearings
  32034X	170	260	57	NTN	Tapered Roller Bearings
  3313-B-2Z-TV	65	140	58,7	NKE	Angular Contact Ball Bearings
  4313A	65,000	140,000	48,000	SNR	Deep Groove Ball Bearings
  46234A	170	260	84	KOYO	Tapered Roller Bearings
  85BNR19H	85	120	18	NSK	Angular Contact Ball Bearings
  EBL.20.0644.201-2STPN	599	742,8	56	ISB	Thrust Ball Bearings
  EXFA206	30			SNR	Bearing Units
  KBKL 08-PP	8	16		NBS	Linear Bearings
  L12/35AH01C3	12	35	12	FAG	Deep Groove Ball Bearings
  MK26101	41.275	50.800	15.880	KOYO	Needle Roller Bearings
  NN4936MBKR	180	232	69	NSK	Cylindrical Roller Bearings
  NU 1056	260	420	65	NACHI	Cylindrical Roller Bearings
  ER-31	3.5433	1.9375	1.1250	FAF	BALL BEARING
  6317Z	85	180	41	FAG	DEEP GROOVE BALL BEARINGS
  93422	.8750	1.2500	1.3750	BERLISS	JOURNAL ROLLER ASSEMBLIES
  XLS-51/4	5.2500	7.2500	1.0000	HOFF	DEEP GROOVE BALL BEARINGS
  RLS5	.5000	1.3125	.3750	NH	CYLINDRICAL ROLLER BEARINGS
  NAO12x24x13	12	24	13	INA	NEEDLE BEARINGS
  NU2205E	25	52	18	Torrington	CYLINDRICAL ROLLER BEARINGS