d - 57,15 mm

D - 100 mm

T - 21 mm

B - 21,946 mm

C - 17,826 mm

R - 3,6 mm

r - 2 mm

a - -3 mm

Da - 93 mm

db - 69 mm

da - 62 mm

Db - 89 mm

Aa - 1,1 mm

Ab - 2 mm

Weight - 0,66 Kg

Basic static load rating (C0) - 107 kN

Factor (G1) - 42

Factor (G2) - 15,7

Factor (Cg) - 0,0219

Factor (K) - 1,65

Basic dynamic load rating (C90) - 21,8

Basic dynamic load rating (Ca90) - 13,2

Basic dynamic load rating (C1) - 84,2 kN

Calculation factor (e) - 0,35

Calculation factor (Y) - 1,69

• Model Number: 387A/383A
• Inner Diameter：57,15mm Outer Diameter：100mm Width：21mm
• Type：Tapered Roller Bearings
• Update date：2025-12-11
• Application:industrial supplies,metering pump,laser devices,Individual Wire,Film machine,nail products,Embroidery,diving equipment,medical equipment,mobile toilet,circulating pump
• Similar models:Timken 387A/382B Fersa 387/382A FLT CBK-387 FBJ 387A/383A ISO 3878/3820 Timken 387A/382S CX 3877/3820 Fersa 387A/382S ISO 387/382 Fersa 387A/383A
• BEARING POWER International Trading Co.,Ltd. specialize in 387A/383A products，there is large inventory of Timken 387A/383A . We has been built up long-term cooperation with Timken company, could make a bulk order of the 387A/383A Which Timken 387A/383A 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
  23218 KCW33+H2318	90	160	52.4	ISO	Spherical Roller Bearings
  260RIN802	660,4	903		Timken	Cylindrical Roller Bearings
  2LA-BNS010ADLLBG/GNP42	50	80	16	NTN	Angular Contact Ball Bearings
  32976	380	520	87	NSK	Tapered Roller Bearings
  53264X	320	440	100,5	NSK	Thrust Ball Bearings
  6302T1XVV	15	42	13	NSK	Deep Groove Ball Bearings
  6405	25	80	21	ISO	Deep Groove Ball Bearings
  EE113089/113171D+X1S-113089	228,397	431,8	196,85	Timken	Tapered Roller Bearings
  BK1518	15	21	18	ISO	Cylindrical Roller Bearings
  GEZM100ES-2RS	25,4	41,275	38,1	SKF	Plain Bearings
  HKS25.2X31.1X11.5	25,200	31,120	11,500	NTN	Needle Roller Bearings
  K70x76x30	70	76	30	ISO	Needle Roller Bearings
  SL185048	240	360	160	INA	Cylindrical Roller Bearings
  UCC208-25	39,6875		49,2	KOYO	Bearing Units
  C210HCUL	50	90	20	Barden	ANGULAR CONTACT BALL BEARINGS
  1000SD40	1000	1420	412	Torrington (Old No.)	SPHERICAL ROLLER BEARINGS
  200624	1.2500	2.0000	1.5000	Rollway	JOURNAL ROLLER ASSEMBLIES
  PA-36	4.5000	8.0000	1.3125	RIV	DEEP GROOVE BALL BEARINGS
  NJ-2312	60	130	46	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  HMV-166M			98	CONSOLIDATED	HYDRAULIC NUTS