d - 76,2 mm

D - 121,442 mm

T - 24,608 mm

B - 23,012 mm

C - 17,462 mm

ra1 max. - 2 mm

a - -1,2 mm

Da - 110 mm

db - 83 mm

ra max. - 2 mm

da - 86 mm

Db - 116 mm

Weight - 0,982 Kg

Basic dynamic load rating (C) - 91 kN

Basic static load rating (C0) - 127 kN

(Grease) Lubrication Speed - 2 900 r/min

(Oil) Lubrication Speed - 3 800 r/min

Calculation factor (e) - 0,45

Calculation factor (Y0) - 0,73

Calculation factor (Y2) - 1,33

• Model Number: 4T-34300/34478
• Inner Diameter：76,2mm Outer Diameter：121,442mm Width：24,608mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:rolling machine,equipment,instrument,Hydraulic Equipment,Insect Capture,medical equipment,chamfer,forklift truck,Antenna Industry,instrumentation instrument,transistor fittings
• Similar models:Timken 34300/34478 NSK 34300/34478 Timken 34300/34478D+X5S-34300 Fersa 34300/34500 ISO 34300/34478 FBJ 34300/34478 NTN 4T-34300/34478 KOYO 34300/34500 Fersa 34300/34478B Timken 34300/34481-B
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-34300/34478 products，there is large inventory of NTN 4T-34300/34478 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-34300/34478 Which NTN 4T-34300/34478 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
  231/750 CA/W33	1220	750	365	SKF	Spherical Roller Bearings
  26118/26283	30	72	19	NSK	Tapered Roller Bearings
  7201 B	12	32	10	ISO	Angular Contact Ball Bearings
  7204B	20	47	14	KBC	Angular Contact Ball Bearings
  7304CGD2/GNP4	20	52	15	NTN	Angular Contact Ball Bearings
  AXK120155	120	155	4	KOYO	Needle Roller Bearings
  CRI-3309	165	290	150	NTN	Tapered Roller Bearings
  F-234494.3	24,89	42,1	19	INA	Angular Contact Ball Bearings
  NAS 5022ZZNR	110	170	80	IKO	Cylindrical Roller Bearings
  NN 3030 K/SPW33	150	225	56	ISB	Cylindrical Roller Bearings
  RCJY75	75			NKE	Bearing Units
  RA014RR	22,225	52	21,44	Timken	Deep Groove Ball Bearings
  SA201F	12	40	19,1	FYH	Deep Groove Ball Bearings
  63807-2Z	35	47	10	ELGES	DEEP GROOVE BALL BEARINGS
  4433	2.5000	4.0000		Andrews	THRUST BALL BEARINGS
  NU234E	170	310	52	SKF	CYLINDRICAL ROLLER BEARINGS
  BK0910	13		10	INA	NEEDLE BEARINGS
  AXK1730	17	30	2	INA	THRUST NEEDLE BEARINGS
  FYT7/8TF	.8750			SKF	PILLOW BLOCKS
  NUP-308E	40	90	23	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS