d - 44,45 mm

D - 84,138 mm

T - 30,162 mm

B - 30,886 mm

C - 23,812 mm

ra1 max. - 3,3 mm

a - 10 mm

Da - 74 mm

db - 51 mm

ra max. - 3,5 mm

da - 57 mm

Db - 80 mm

Weight - 0,699 Kg

Basic dynamic load rating (C) - 94 kN

Basic static load rating (C0) - 117 kN

(Grease) Lubrication Speed - 4 400 r/min

(Oil) Lubrication Speed - 5 900 r/min

Calculation factor (e) - 0,31

Calculation factor (Y0) - 1,08

Calculation factor (Y2) - 1,96

• Model Number: 4T-3578/3520
• Inner Diameter：44,45mm Outer Diameter：84,138mm Width：30,162mm
• Type：Tapered Roller Bearings
• Update date：2025-12-11
• Application:Small air generators,Machine Tool Accessories,hydraulic cylinder buffer,Individual Wire,safety testing,hydraulic cylinder,small diesel generators,rehabilitation training equipment,top industry,car instrument,animal
• Similar models:NACHI 3578/3525 NTN 4T-3578/3525 FBJ 3578/3520 CX 3578/3526 Fersa 3578/3520 KOYO 3578AR/3525 CX 3578/3525 FBJ 3578/3526 NACHI 3578R/3525 Timken 3578/3520
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-3578/3520 products，there is large inventory of NTN 4T-3578/3520 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-3578/3520 Which NTN 4T-3578/3520 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
  16004ZZ	20	42	8	FBJ	Deep Groove Ball Bearings
  17098/17244	24,981	62	16,002	CX	Tapered Roller Bearings
  2220K	100	180	46	NACHI	Self-Aligning Ball Bearings
  5211	55	100	33,3	CYSD	Angular Contact Ball Bearings
  42375/42584	95,25	148,43	28,575	Timken	Tapered Roller Bearings
  51136X	180	225	34	NSK	Thrust Ball Bearings
  52238	194	270	109	CX	Thrust Ball Bearings
  54SCRN42P	36	54	27	NACHI	Deep Groove Ball Bearings
  7214 BEGAM	125	70	24	SKF	Angular Contact Ball Bearings
  BS 50/100 /S 7P62U	50	100	20	SNFA	Thrust Ball Bearings
  FNT-75100	75	100	4	KOYO	Needle Roller Bearings
  LSL192360-TB	300	620	185	INA	Cylindrical Roller Bearings
  RS22/17	22	28	17	KOYO	Needle Roller Bearings
  SL02-4960	300	420	118	NTN	Cylindrical Roller Bearings
  UCX11-36	57,15	110	65,1	FYH	Deep Groove Ball Bearings
  CM160	300	480	67	American	CYLINDRICAL ROLLER BEARINGS
  NA2200P-2RS	10	30	14	SKF (Old No.)	NEEDLE BEARINGS
  77209	45	85	19	New Departure	DEEP GROOVE BALL BEARINGS
  317	85	180	41	SKF	DEEP GROOVE BALL BEARINGS
  71832TGP/4	160	200	20	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS