d - 66.675 mm

D - 112.713 mm

T - 30.163 mm

B - 30.048 mm

C - 23.813 mm

a - 4.3 mm

r1 min. - 5.6 mm

r2 min. - 3.2 mm

Weight - 1,15 Kg

Basic dynamic load rating (C) - 111000 kN

Basic static load rating (C0) - 164000 kN

(Grease) Lubrication Speed - 2800 r/min

(Oil) Lubrication Speed - 4000 r/min

Calculation factor (e) - 0.40

Calculation factor (Y0) - 0.82

Calculation factor (Y1) - 1.49

• Model Number: 3994/3920
• Inner Diameter：66.675mm Outer Diameter：112.713mm Width：30.163mm
• Type：Tapered Roller Bearings
• Update date：2025-04-23
• Application:raw material accessories,Broadcasting System,Cylinder Pneumatic Treatment Element,stirrer,Die,marine analysis,engine,insect experimental analysis instrument,labor insurance,tube,Hydraulic Rama
• Similar models:Timken 3994/3926 KOYO 3994/3925 Timken 3994/3920 NACHI 3994/3920 ISO 3994/3920 CX 3994/3920 Fersa 3994/3927X KBC 3994/3920 AST 3994/3925 Fersa 3994/3920
• BEARING POWER International Trading Co.,Ltd. specialize in 3994/3920 products，there is large inventory of NACHI 3994/3920 . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 3994/3920 Which NACHI 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
  120PCR2502	120			NSK	Cylindrical Roller Bearings
  20311	55	120	29	ISO	Spherical Roller Bearings
  3NC NU1016 FY	80	125	22	KOYO	Cylindrical Roller Bearings
  52308	30	78	49	KOYO	Thrust Ball Bearings
  6221	105	190	36	CRAFT	Deep Groove Ball Bearings
  7214 CDB	70	125	48	ISO	Angular Contact Ball Bearings
  7217 BEP	150	85	28	SKF	Angular Contact Ball Bearings
  BK162418	16	24	18	CX	Cylindrical Roller Bearings
  CX602				CX	Wheel Bearings
  K26x30x17	26	30	17	ISO	Needle Roller Bearings
  HM813842/HM813810	63,5	127	36,512	Timken	Tapered Roller Bearings
  QJ1012	60	95	18	CX	Angular Contact Ball Bearings
  RNA6901R	16	24	22	NTN	Needle Roller Bearings
  VEB 50 /S/NS 7CE3	50	72	12	SNFA	Angular Contact Ball Bearings
  ZR1.14.0744.200-1SPTN	648	816	56	ISB	Thrust Roller Bearings
  GE80HO.2RS	80	120	74	FAG	SPHERICAL PLAIN BEARINGS
  RHNA152116	21		16	SKF (Old No.)	NEEDLE BEARINGS
  N-332	160	340	68	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  132-KR	160	240	38	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS
  RSL185005	25	1.6740	30	CONSOLIDATED	CYLINDRICAL ROLLER BEARING