d - 66,675 mm

D - 112,712 mm

T - 30,162 mm

B - 30,048 mm

C - 23,812 mm

a - 27 mm

d1 - 89 mm

r1 min. - 3,5 mm

r2 min. - 3,5 mm

r3 min. - 3,3 mm

r4 min. - 3,3 mm

Ca min. - 4 mm

Cb min. - 6 mm

da max - 74 mm

Da min - 99 mm

db min - 80 mm

Db min. - 106 mm

ra max. - 3,5 mm

rb max. - 3,3 mm

Weight - 1,31 Kg

Basic dynamic load rating (C) - 119 kN

Basic static load rating (C0) - 176 kN

Fatigue load limit (Pu) - 21,9

Limiting speed - 6 000 r/min

Calculation factor (e) - 0,4

Calculation factor (Y) - 1,49

Calculation factor (Y0) - 0,82

• Model Number:K3984-3920
• Inner Diameter：66,675mm Outer Diameter：112,712mm Width：30,162mm
• Type：Tapered Roller Bearings
• Update date：2025-12-15
• Application:Hydraulic Couplings,Surveying Surveying Instruments,hinge industry,marine analysis,Dental Drill etc,safety testing,power source,Antenna Industry,plant determination,rolling machine,Perfusion device
• Similar models:Fersa 3984/3920 SKF 3984/2/3920/2/Q Timken 3984/3920 Fersa 3984/3925 NACHI 3984/3920 Timken 3984/3925 NSK 3984/3920 CX 3984/3926 KOYO 3984/3925 KBC 3984/3920
• BEARING POWER International Trading Co.,Ltd. specialize in K3984-3920 products，there is large inventory of FAG K3984-3920 . We has been built up long-term cooperation with FAG company, could make a bulk order of the K3984-3920 Which FAG K3984-3920 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.

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  F-698LLU	8,000	19,000	6,000	NTN	Deep Groove Ball Bearings
  LBBR 6A-2LS/HV6	6	12	22	SKF	Linear Bearings
  NA69/32	32	52	36	NSK	Needle Roller Bearings
  NJ2315	75	160	55	FBJ	Cylindrical Roller Bearings
  NU2892	460,000	580,000	72,000	NTN	Cylindrical Roller Bearings
  UK218	90	160	47	CX	Deep Groove Ball Bearings
  UCTX15-47	74,6125			FYH	Bearing Units
  YRT950	950	1200	40	INA	Complex Bearings
  NJ305E	25	62	17	FAG	CYLINDRICAL ROLLER BEARINGS
  CSXC040	4.0000	4.7500	.3750	INA	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  W-216	80	140	2.6250	RBC	CYLINDRICAL ROLLER BEARINGS
  SJ8447			1.7500	RBC	NEEDLE BEARINGS
  FY115/16WF	1.9375			SKF	PILLOW BLOCKS
  23168	340	580	190	CONSOLIDATED	SPHERICAL ROLLER BEARINGS