d - 66,675 mm

D - 112,712 mm

T - 30,162 mm

B - 30,048 mm

C - 23,812 mm

R - 3,6 mm

r - 3,3 mm

a - -4,6 mm

Da - 106 mm

db - 80 mm

da - 74 mm

Db - 99 mm

Aa - 2,4 mm

Ab - 0,9 mm

Weight - 1,15 Kg

Basic static load rating (C0) - 191 kN

Factor (G1) - 75,2

Factor (G2) - 21,3

Factor (Cg) - 0,0297

Factor (K) - 1,45

Basic dynamic load rating (C90) - 33,3

Basic dynamic load rating (Ca90) - 22,9

Basic dynamic load rating (C1) - 129 kN

Calculation factor (e) - 0,4

Calculation factor (Y) - 1,49

• Model Number: 3984/3920
• Inner Diameter：66,675mm Outer Diameter：112,712mm Width：30,162mm
• Type：Tapered Roller Bearings
• Update date：2025-04-21
• Application:medical equipment,safety testing,air conditioning tools,other CNC,plastic blow molding,Automobile,Spectrum Products,paint paint,printing machinery,Sensors,wall materials
• Similar models:Timken 3984/3925 NTN 4T-3984/3925 Timken 3984/3926 ISO 3984/3925 ISO 3984/3926 KOYO 3984/3925 Timken 3984/3921XA CX 3984/3926 SKF 3984/2/3920/2/Q Fersa 3984/3920
• BEARING POWER International Trading Co.,Ltd. specialize in 3984/3920 products，there is large inventory of Timken 3984/3920 . We has been built up long-term cooperation with Timken company, could make a bulk order of the 3984/3920 Which Timken 3984/3920 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
  133075/133136X	75	136,525	33,25	Gamet	Tapered Roller Bearings
  180RIT684	457,2	643		Timken	Cylindrical Roller Bearings
  23260CAKW33	300	540	192	AST	Spherical Roller Bearings
  281155X/281254XP	155,575	254	135,95	Gamet	Tapered Roller Bearings
  238/1000 CAKMA/W20	1220	1000	165	SKF	Tapered Roller Bearings
  32204	20	47	19,25	CRAFT	Tapered Roller Bearings
  32315A	75	160	58	ZVL	Tapered Roller Bearings
  52208	42	68	36	CX	Thrust Ball Bearings
  713644080				FAG	Wheel Bearings
  D24	49,213	81,763	20,65	INA	Thrust Ball Bearings
  EXFLE205	25			SNR	Bearing Units
  NJ2324	120	260	86	CYSD	Cylindrical Roller Bearings
  NUP 207 ECP	72	35	17	SKF	Thrust Ball Bearings
  4419	.8750	.9375	1.5000	BERLISS	JOURNAL ROLLER BEARING OUTER RACES
  LF-1040	4	10	3	NMB	DEEP GROOVE BALL BEARINGS
  NPL-18	1.1250			Sealmaster	PILLOW BLOCKS
  NJ-214	70	125	24	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  IR-35x42x20	35		20	CONSOLIDATED	NEEDLE BEARINGS
  51230				CONSOLIDATED	THRUST BALL BEARINGS
  230SM125	125	210	53	CONSOLIDATED	SPLIT SPHERICAL ROLLER BEARINGS