d - 140 mm

D - 250 mm

T - 45,75 mm

B - 42 mm

C - 36 mm

a - 49,4 mm

r min. - 4 mm

r2 min. - 3 mm

da min. - 158 mm

da max - 163 mm

Da min - 219 mm

Da max. - 236 mm

Db min. - 237 mm

ra max. - 3 mm

rb max. - 2,5 mm

Weight - 8,97 Kg

Basic dynamic load rating (C) - 420 kN

Basic static load rating (C0) - 570 kN

(Grease) Lubrication Speed - 1500 r/min

(Oil) Lubrication Speed - 1900 r/min

Calculation factor (e) - 0,44

Calculation factor (Y0) - 0,76

Calculation factor (Y1) - 1,38

• Model Number:30228JR
• Inner Diameter：140mm Outer Diameter：250mm Width：45,75mm
• Type：Tapered Roller Bearings
• Update date：2023-03-16
• Application:top industry,Generator,casting embedding,non-ferrous metal alloy,cleaning agent,Vertical pull,pressure control valve,Doppler,Plastic molding,granulator,Power equipment
• Similar models:KOYO 30228JR NTN 430228XU CYSD 30228 Timken 30228 ZVL 30228A ISB 30228J/DFC100 NTN 30228U KOYO 46T30228JR/82,5 FBJ 30228 SKF 30228J2/DFC100
• BEARING POWER International Trading Co.,Ltd. specialize in 30228JR products，there is large inventory of KOYO 30228JR . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 30228JR Which KOYO 30228JR 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.

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  NU318	90	190	43	NTN	Cylindrical Roller Bearings
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  UCFL205	25			SNR	Bearing Units
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  MB-52	260	300	24	SKF	LOCKWASHERS
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  NU-222	110	200	38	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  59426				CONSOLIDATED	THRUST BALL BEARINGS