d - 17 mm

D - 47 mm

T - 15,25 mm

B - 14 mm

C - 12 mm

ra1 max. - 1 mm

a - 10,5 mm

r min. - 1 mm

r1 min. - 1 mm

da min. - 22,5 mm

Da min - 40 mm

Da max. - 41,5 mm

db max. - 24 mm

Db min. - 42 mm

ra max. - 1 mm

Sa - 3 mm

Sb - 3,5 mm

Weight - 0,134 Kg

Basic dynamic load rating (C) - 28,9 kN

Basic static load rating (C0) - 26,3 kN

(Grease) Lubrication Speed - 9 000 r/min

(Oil) Lubrication Speed - 12 000 r/min

Calculation factor (e) - 0,29

Calculation factor (Y0) - 1,16

Calculation factor (Y2) - 2,11

• Model Number: 4T-30303
• Inner Diameter：17mm Outer Diameter：47mm Width：15,25mm
• Type：Tapered Roller Bearings
• Update date：2025-12-17
• Application:circulating pump,hydraulic pressure gauge,hydraulic connector,lathe,air conditioning tools,relay,glass processing machine,die casting mold,diagnostic test paper,medical Equipment,Broadcasting System
• Similar models:ISO 30303 NACHI E30303J ZVL 30303A NTN 30303 SNR 30303A CRAFT 30303 Timken 30303 FBJ 30303D NSK 30303D SKF 30303J2
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-30303 products，there is large inventory of NTN 4T-30303 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-30303 Which NTN 4T-30303 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
  22244 KCW33	220	400	108	CX	Spherical Roller Bearings
  29230E	150	215	39	NACHI	Thrust Roller Bearings
  51232 M	160	225	51	ISB	Thrust Ball Bearings
  71922AC	110	150	20	AST	Angular Contact Ball Bearings
  7215UCG/GNP42	75	130	25	NTN	Angular Contact Ball Bearings
  898/892	139,7	228,6	57,15	NSK	Cylindrical Roller Bearings
  93750/93125	190,5	317,5	63,5	ISO	Tapered Roller Bearings
  BA2B444090AB	42	84	36	SKF	Angular Contact Ball Bearings
  EC6000DDF2h	10	27	11	KBC	Deep Groove Ball Bearings
  F16046	42	75	37	Fersa	Angular Contact Ball Bearings
  JM720249/JM720210	100	155	36	KOYO	Tapered Roller Bearings
  NK65/35	65	78	35	JNS	Needle Roller Bearings
  NUP230	150	270	45	KOYO	Cylindrical Roller Bearings
  PMEY40-N	40			INA	Bearing Units
  R170.16				SNR	Wheel Bearings
  QJ1244	220	400	78	CX	Angular Contact Ball Bearings
  RSTO6	19		9.8	Torrington	NEEDLE BEARINGS
  BLN17	17	47	14	RIV	DEEP GROOVE BALL BEARINGS
  A-5260WB	300	540	7.0000	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  N-240E	200	360	58	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS