d - 66,675 mm

D - 112,712 mm

T - 30,162 mm

B - 30,048 mm

C - 23,812 mm

ra1 max. - 3,2 mm

a - 25,5 mm

r min. - 5,5 mm

r1 min. - 3,2 mm

Da - 99 mm

db - 74 mm

ra max. - 5,5 mm

da - 84 mm

Db - 106 mm

Weight - 1,16 Kg

Basic dynamic load rating (C) - 120 kN

Basic static load rating (C0) - 173 kN

(Grease) Lubrication Speed - 3200 r/min

(Oil) Lubrication Speed - 4300 r/min

Calculation factor (e) - 0,4

Calculation factor (Y0) - 0,82

Calculation factor (Y1) - 1,5

• Model Number: 3994/3920
• Inner Diameter：66,675mm Outer Diameter：112,712mm Width：30,162mm
• Type：Tapered Roller Bearings
• Update date：2023-09-27
• Application:medical equipment,impression material,Medium and large motor,Garment Accessories,granulator,Spectrum Products,tobacco machinery,Industrial Electromechanical,miscellaneous instruments,test laboratory equipment and accessories,Spectrum Products
• Similar models:Fersa 3994/3920 NACHI 3994/3920 AST 3994/3925 ISO 3994/3920 NTN 4T-3994/3920 Timken 3994/3920 KOYO 3994/3925 KBC 3994/3920 Timken 3994/3926 Timken 3994/3925
• BEARING POWER International Trading Co.,Ltd. specialize in 3994/3920 products，there is large inventory of NSK 3994/3920 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 3994/3920 Which NSK 3994/3920 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
  3201	12	32	15.9	KOYO	Angular Contact Ball Bearings
  24076-MB-W33	380	560	180	NKE	Spherical Roller Bearings
  4202	15	35	14	ZEN	Deep Groove Ball Bearings
  3779/3720	47,625	93,264	30,162	CX	Tapered Roller Bearings
  4027				Ruville	Wheel Bearings
  4R5306	265,000	370,000	234,000	NTN	Cylindrical Roller Bearings
  5204ANR	20	47	20.6	NACHI	Angular Contact Ball Bearings
  6414	70	180	42	NKE	Deep Groove Ball Bearings
  71818 CD/P4	115	90	13	SKF	Angular Contact Ball Bearings
  AXK 1226	12	26	2	CX	Needle Roller Bearings
  F691	1	5	1,6	NSK	Deep Groove Ball Bearings
  IJ123016				ILJIN	Angular Contact Ball Bearings
  HR30316DJ	80	170	42,5	NSK	Tapered Roller Bearings
  KAA047	120,65	133,35	6,35	KOYO	Angular Contact Ball Bearings
  ZSL192308	40	90	33	INA	Cylindrical Roller Bearings
  AX3ZZ	3	7	3	ADR	DEEP GROOVE BALL BEARINGS
  D-20	2.9687	1.6875		INA	THRUST BALL BEARINGS
  SCE2410			.6250	INA	NEEDLE BEARINGS
  YCRSC-24	.4375	1.5000	.9375	Torrington	NEEDLE BEARINGS
  KA-42XPO	4.2500	4.7500	.2500	CONSOLIDATED	FOUR POINT ANGULAR CONTACT BALL BEARINGS