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：2025-12-12
• Application:welding equipment,top industry,insect experimental analysis instrument,Control,miscellaneous instruments,Vertical machining,comprehensive experiment,standing experimental equipment,hydraulic pressure gauge,coupling type,Forging machine
• Similar models:KBC 30304J PFI 30304 KOYO 30304AC NTN 4T-30304A Timken 30304 FAG 30304-A Timken X30304/Y30304 Fersa 30304F NACHI E30304J CX 30304A
• 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
  1317-K-M-C3 + H317	75	180	41	FAG	Self-Aligning Ball Bearings
  23056CAKE4	280	420	106	NSK	Spherical Roller Bearings
  39236/39412	59,987	104,775	21,433	CX	Tapered Roller Bearings
  6001Z	12,000	28,000	8,000	NTN-SNR	Deep Groove Ball Bearings
  ARXJ35.1X54X3.4	35,100	54,000	3,400	NTN	Needle Roller Bearings
  F-53597	30	72	19	INA	Cylindrical Roller Bearings
  LH-22212B	60	110	28	NTN	Spherical Roller Bearings
  NJ2326-E-MA6+HJ2326-E	130	280	93	NKE	Cylindrical Roller Bearings
  NJ2313-E-MPA	65	140	48	NKE	Cylindrical Roller Bearings
  NU228-E-M6	140	250	42	NKE	Cylindrical Roller Bearings
  RNA 69/22	28	39	30	JNS	Needle Roller Bearings
  W 61903-2RS1	30	17	7	SKF	Deep Groove Ball Bearings
  UCT307	35			ISO	Bearing Units
  292/670E.MB	670	900		FAG	SPHERICAL ROLLER THRUST BEARINGS
  140440	.8750	1.3750	2.5000	BAL	JOURNAL ROLLER ASSEMBLIES
  NJ2006E	30	55	16	SKF	CYLINDRICAL ROLLER BEARINGS
  KNZ06	.3750	.6250	.8750	INA	EXTRA CAPACITY LINEAR RECIRCULATING BALL BEARINGS
  SAF-517	3.0000			Torrington	PILLOW BLOCKS
  MJ-2	2.0000	4.5000	1.0625	RHP	DEEP GROOVE BALL BEARINGS
  SUCTP204-12	.7500			PTI	THERMOPLASTIC PILLOW BLOCKS