d - 41,275 mm

D - 85,725 mm

T - 30,162 mm

B - 30,162 mm

C - 23,812 mm

R - 3,6 mm

r - 1,3 mm

a - -8,1 mm

Da - 81 mm

db - 57 mm

da - 50,5 mm

Db - 75 mm

Aa - 1,5 mm

Ab - 2,1 mm

Weight - 0,83 Kg

Basic static load rating (C0) - 148 kN

Factor (G1) - 37,8

Factor (G2) - 13,5

Factor (Cg) - 0,0224

Factor (K) - 1,45

Basic dynamic load rating (C90) - 29,8

Basic dynamic load rating (Ca90) - 20,5

Basic dynamic load rating (C1) - 115 kN

Calculation factor (e) - 0,4

Calculation factor (Y) - 1,49

• Model Number: 3877/3821
• Inner Diameter：41,275mm Outer Diameter：85,725mm Width：30,162mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:roller lathe,sheet industry,light therapy instrument,extruder,Gas turbine,Optical Instruments,power protection,Doppler,Logistics Equipment,Other Measurements,vacuum suction cup
• Similar models:CX 3877/3820 NSK 3877/3820 KOYO 3877A/3821 ISO 3877/3821 NTN 4T-3877/3820 Timken 3877A/3820 Timken 3877/3821 ISO 3877/3820 Timken 3877/3820 Fersa 3877/3820
• BEARING POWER International Trading Co.,Ltd. specialize in 3877/3821 products，there is large inventory of Timken 3877/3821 . We has been built up long-term cooperation with Timken company, could make a bulk order of the 3877/3821 Which Timken 3877/3821 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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  AST090 10580	105	110		AST	Plain Bearings
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  NN 3021 TN9/SP	105	160	41	ISB	Cylindrical Roller Bearings
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  NU218-E-MPA	90	160	30	NKE	Cylindrical Roller Bearings
  SL024964	320	440	118	ISO	Cylindrical Roller Bearings
  WC488506	30	62	.7874	New Departure	DEEP GROOVE BALL BEARINGS
  TAF142220	22		20	IKO	NEEDLE BEARINGS
  XLS-4	4.0000	5.6250	.8750	NH	DEEP GROOVE BALL BEARINGS
  CRSB-56	1.3750	3.5000	2.0000	Torrington	NEEDLE BEARINGS
  93116	.5000	.8750	1.0000	CONSOLIDATED	JOURNAL ROLLER ASSEMBLIES