d - 28 mm

D - 68 mm

T - 19,75 mm

B - 18 mm

C - 14 mm

a - 17,4 mm

r min. - 1,5 mm

r1 min. - 1,5 mm

da min. - 39 mm

Da min - 57 mm

Da max. - 59 mm

db max. - 38 mm

Db min. - 63 mm

ra max. - 1,5 mm

rb max. - 1,5 mm

Weight - 0,335 Kg

Basic dynamic load rating (C) - 49,5 kN

Basic static load rating (C0) - 50,5 kN

(Grease) Lubrication Speed - 5600 r/min

(Oil) Lubrication Speed - 7500 r/min

Calculation factor (e) - 0,52

Calculation factor (Y0) - 0,64

Calculation factor (Y1) - 1,2

• Model Number: HR303/28C
• Inner Diameter：28mm Outer Diameter：68mm Width：19,75mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:X-ray Equipment,power protection,Broadcasting System,air shower etc,ignition system,fabric products,Pneumatic Control Elements,mathematical instruments,auto tools,container finishing,extruder
• Similar models:KOYO 46T30314JR/67 KOYO 30303R NACHI H-E30305J NTN 4T-430306DX NTN 430318DU NTN 430322U ISB 30316 NKE 32303 FAG 30303-A Timken X30311/Y30311
• BEARING POWER International Trading Co.,Ltd. specialize in HR303/28C products，there is large inventory of NSK HR303/28C . We has been built up long-term cooperation with NSK company, could make a bulk order of the HR303/28C Which NSK HR303/28C 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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