d - 20 mm

D - 52 mm

T - 16,25 mm

B - 16 mm

C - 13 mm

ra1 max. - 1,5 mm

a - 10,5 mm

r min. - 1,5 mm

r1 min. - 1,5 mm

da min. - 28,5 mm

Da min - 42,5 mm

Da max. - 43,5 mm

db max. - 28 mm

Db min. - 47,5 mm

ra max. - 1,5 mm

Sa - 3 mm

Sb - 3 mm

Weight - 0,176 Kg

Basic dynamic load rating (C) - 35,5 kN

Basic static load rating (C0) - 34 kN

(Grease) Lubrication Speed - 8 000 r/min

(Oil) Lubrication Speed - 11 000 r/min

Calculation factor (e) - 0,3

Calculation factor (Y0) - 1,1

Calculation factor (Y2) - 2

• Model Number:4T-30304A
• Inner Diameter：20mm Outer Diameter：52mm Width：16,25mm
• Type：Tapered Roller Bearings
• Update date：2025-12-13
• Application:steam Hydraulic control element,transistor fittings,electronic components,marine analysis and testing equipment,switch,Switch,electronic materials,rolling mill roll neck and slowdown device,other rubber,coal,squeeze machine etc
• Similar models:Fersa 30304F ISO 30304 Timken X30304/Y30304 NSK HR30304J ZVL 30304A NTN 4T-30304CA Timken 30304 NKE 30304 CX 30304A SKF 30304J2/Q
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-30304A products，there is large inventory of NTN 4T-30304A . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-30304A Which NTN 4T-30304A 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
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  HCB7234-C-T-P4S	170	310	52	FAG	Angular Contact Ball Bearings
  NN3036MBKR	180	255	74	NSK	Cylindrical Roller Bearings
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  N1015	75	105	20	NTN	Cylindrical Roller Bearings
  QJ 1268	340	620	118	ISB	Angular Contact Ball Bearings
  RLM425220-1	42	52	20	NSK	Needle Roller Bearings
  WC88509	45	85	.9448	New Departure	DEEP GROOVE BALL BEARINGS
  S6210.2RSR	50	90	20	FAG	DEEP GROOVE BALL BEARINGS
  CSED110	11.0000	12.0000	.5000	INA	ANGULAR CONTACT BALL BEARINGS
  20AK	120	215	40	RIV	DEEP GROOVE BALL BEARINGS
  LS-121/2	1.3750	3.0000	.6875	FBC	DEEP GROOVE BALL BEARINGS
  AMS-12	1.5000	3.7500	.9375	SKF	ANGULAR CONTACT BALL BEARINGS
  ELL180	180	280	46	RIV	DEEP GROOVE BALL BEARINGS
  NU-1980E	400	540	65	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  TC-512	.3125	.7500	.0781	CONSOLIDATED	THRUST NEEDLE BEARINGS