d - 60 mm

D - 112,712 mm

T - 30,162 mm

B - 30,048 mm

C - 23,812 mm

a - 4,6 mm

Weight - 1,3 Kg

Basic dynamic load rating (C) - 129 kN

Basic static load rating (C0) - 191 kN

(Grease) Lubrication Speed - 3200 r/min

(Oil) Lubrication Speed - 4300 r/min

• Model Number:3977/3920
• Inner Diameter：60mm Outer Diameter：112,712mm Width：30,162mm
• Type：Tapered Roller Bearings
• Update date：2025-12-09
• Application:embroidery cloth,Laser Measurements,Die,bathroom facilities,lifting tackle,drawing die,industrial skin care,rolling machine,Optical detection,printing equipment,Performance test
• Similar models:Timken 3977/3920 CX 3977/3920 Timken 3977/3920-B Timken 3977X/3921XA Timken 3977/3925 Timken 3977X/3920 KOYO 3977/3925 ISO 3977/3920
• BEARING POWER International Trading Co.,Ltd. specialize in 3977/3920 products，there is large inventory of CX 3977/3920 . We has been built up long-term cooperation with CX company, could make a bulk order of the 3977/3920 Which CX 3977/3920 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
  1209EKP	45	85	19	MPZ	Self-Aligning Ball Bearings
  22228 W33	140	250	68	MPZ	Spherical Roller Bearings
  231/500CAE4	500	830	264	NSK	Spherical Roller Bearings
  30205A	25	52	16,25	ZVL	Tapered Roller Bearings
  38P	8	22	10	Timken	Deep Groove Ball Bearings
  7052 B	260	400	65	ISO	Angular Contact Ball Bearings
  7324 A-UD	120	260	110	CX	Angular Contact Ball Bearings
  FWF-222817	22	28		NSK	Needle Roller Bearings
  FWF-9510330	95	103		NSK	Needle Roller Bearings
  GS 81234	16,5	240	173	SKF	Thrust Roller Bearings
  MF137ZZ	7	13	4	ISO	Deep Groove Ball Bearings
  NAO15X28X26	15	28	26	KOYO	Needle Roller Bearings
  RNA 69/28	32	45	30	NBS	Needle Roller Bearings
  RNA4910L	58	72	22	NTN	Needle Roller Bearings
  RNAO60X78X40	60	68	40	Timken	Needle Roller Bearings
  XLS-31/2	3.5000	5.0000	.7500	FAG	DEEP GROOVE BALL BEARINGS
  87430				INA	THRUST ROLLER BEARINGS
  114-KSFG	70	110	20	MRC	DEEP GROOVE BALL BEARINGS
  N-338	190	400	78	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  93626	1.1250	1.5000	1.6250	CONSOLIDATED	JOURNAL ROLLER ASSEMBLIES