d - 20 mm

D - 52 mm

T - 16,25 mm

B - 15 mm

C - 12 mm

a - 16,7 mm

r min. - 1,5 mm

r1 min. - 1,5 mm

da min. - 34 mm

Da min - 37 mm

Da max. - 43 mm

db max. - 26 mm

Db min. - 49 mm

ra max. - 1,5 mm

rb max. - 1,5 mm

Weight - 0,168 Kg

Basic dynamic load rating (C) - 25,3 kN

Basic static load rating (C0) - 24,5 kN

(Grease) Lubrication Speed - 7100 r/min

(Oil) Lubrication Speed - 10000 r/min

Calculation factor (e) - 0,81

Calculation factor (Y0) - 0,41

Calculation factor (Y1) - 0,74

• Model Number: 30304D
• Inner Diameter：20mm Outer Diameter：52mm Width：16,25mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:non-motor vehicle Electric car,Hydraulic Rama,test equipment,insect experimental analysis instrument,Digital Generator,education model Instruments,Cylinder Type,EEG,office outdoor camping equipment,Anesthetic Equipment,Embroidery
• Similar models:NSK HR30304J KBC 30304J CRAFT 30304 NKE 30304 Fersa 30304F FAG 30304-A NACHI E30304J KBC 30304C SNR 30304A FBJ 30304
• BEARING POWER International Trading Co.,Ltd. specialize in 30304D products，there is large inventory of NSK 30304D . We has been built up long-term cooperation with NSK company, could make a bulk order of the 30304D Which NSK 30304D 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
  23072-MB-W33	360	540	134	NKE	Spherical Roller Bearings
  6205L11DDU	25	52	15	NSK	Deep Groove Ball Bearings
  6222Z	110	200	38	NACHI	Deep Groove Ball Bearings
  626-2RSR	6	19	6	NKE	Deep Groove Ball Bearings
  6907-2RD	35	55	10	KOYO	Deep Groove Ball Bearings
  8573/8520CD+X3S-8573	228,6	327,025	114,3	Timken	Tapered Roller Bearings
  FJLT-3518	35	45	18	NSK	Needle Roller Bearings
  N 252	260	420	80	NSK	Cylindrical Roller Bearings
  NAO20X35X17	20	35		KOYO	Needle Roller Bearings
  NF312	60	113	31	NTN	Cylindrical Roller Bearings
  NJ305	25	62	17	KOYO	Cylindrical Roller Bearings
  UEL211D1	55,000	100,000	71,4	NTN	Deep Groove Ball Bearings
  SSR 30	30	66	37	ISB	Plain Bearings
  52405				FAG	THRUST BALL BEARINGS
  R320LL	20	52	15	HOFF	CYLINDRICAL ROLLER BEARINGS
  SN211with2211	55	-	70	SKF	PILLOW BLOCKS
  E-14	14	35	8	NH	MAGNETO BEARINGS
  BK6012	68		12	SKF	NEEDLE BEARINGS
  6212RS	110	60	22	STEYR	DEEP GROOVE BALL BEARINGS
  HK-3518-RS	42		18	CONSOLIDATED	NEEDLE BEARING