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：2025-04-18
• Application:packaging materials,medical equipment,sheet industry,other accessories,pump,thread processing machine,municipal machinery,coal mill,aerial work equipment,plastic blow molding,Flame Cutting
• Similar models:CX 3877/3821 Fersa 387A/382 CX 73562/73875 ISO 387A/382 CX 3878/3820 ISO 387S/382A PFI 387AS/2A NTN 4T-387/382A NSK 387A/382A ISO 73551/73875
• 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.

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  16038	190	290	31	ISB	Deep Groove Ball Bearings
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  32919	95	130	23	FAG	Tapered Roller Bearings
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  7000C	10	26	8	KOYO	Angular Contact Ball Bearings
  7303CDT	17	47	14	NACHI	Angular Contact Ball Bearings
  GE4E	4	12	5	SKF	Plain Bearings
  M2081	31.750	38.100	12.700	KOYO	Needle Roller Bearings
  MFJ-2016	20	26	16	NSK	Needle Roller Bearings
  NJ2344 E	220	460	145	CX	Cylindrical Roller Bearings
  R 144 ZZ	3,175	6,35	2,779	NSK	Deep Groove Ball Bearings
  RATY25	25			INA	Bearing Units
  SIA50ES-2RS	50			SKF	Plain Bearings
  UCT316	80			KOYO	Bearing Units
  51106				FAG	THRUST BALL BEARINGS
  FR188	.2500	.5000	.1250	ISC	DEEP GROOVE BALL BEARINGS
  6396M	480	980	160	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  IR-10x14x20	10		20	CONSOLIDATED	NEEDLE BEARINGS
  AHX-2328x135	140	135		CONSOLIDATED	WITHDRAWAL SLEEVES
  95516	1.0000	1.6250	1.0000	CONSOLIDATED	JOURNAL ROLLER ASSEMBLIES