d - 34,925 mm

T - 30,162 mm

B - 30,162 mm

C - 23,812 mm

a - 22,9 mm

r min. - 3,6 mm

r1 min. - 1,2 mm

Da - 75 mm

db - 46 mm

da - 53 mm

Db - 81 mm

Basic dynamic load rating (C) - 108 kN

Basic static load rating (C0) - 136 kN

Calculation factor (e) - 0,4

Calculation factor (Y0) - 0,82

Calculation factor (Y1) - 1,49

• Model Number: 3872/3821
• Inner Diameter：34,925mm Outer Diameter：mm Width：30,162mm
• Type：Tapered Roller Bearings
• Update date：2025-04-23
• Application:engineering machinery,Hydraulic Hose,sheet industry,Broadcasting System,air purification,Infrared Technology,enzyme,Forming mold,hydraulic cylinder,Display Devices,centrifugal pump
• Similar models:NTN 4T-3872/3820 Timken 3872/3821 Timken 3872A/3820 FBJ 3872/3820 KOYO 3872/3821 AST 3872/3820 Timken 3872/3820 ISO 3872/3820 KOYO 3872A/3820 CX 3872/3820
• BEARING POWER International Trading Co.,Ltd. specialize in 3872/3821 products，there is large inventory of KOYO 3872/3821 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 3872/3821 Which KOYO 3872/3821 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.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  23218EAK	90,000	160,000	52,400	SNR	Thrust Roller Bearings
  6011-2RD	55	90	18	KOYO	Deep Groove Ball Bearings
  6017ZZ	85	130	22	KBC	Deep Groove Ball Bearings
  7309DT	45	100	25	NTN	Angular Contact Ball Bearings
  7313 BDT	65	140	66	ISO	Angular Contact Ball Bearings
  BB1-3065A	17	47	14	SKF	Deep Groove Ball Bearings
  NAO30x47x16	30	47	16	ISO	Cylindrical Roller Bearings
  NU3307	35	80	34,9	CX	Cylindrical Roller Bearings
  NUP1032	160	240	38	NTN	Cylindrical Roller Bearings
  RLS 20	127	63,5	23,813	SKF	Deep Groove Ball Bearings
  SCE912PP	14,288	19,05	19,05	INA	Needle Roller Bearings
  YAR208-109-2F	39,688	80	49,2	SKF	Deep Groove Ball Bearings
  W207PPG	35	72	1.0625	FAF	DEEP GROOVE BALL BEARINGS
  SN308with22308	40	-	60	FAG	PILLOW BLOCKS
  NJ2216	80	140	33	STEYR	CYLINDRICAL ROLLER BEARINGS
  7614DLG	.8750	2.0000	.6250	NICE	DEEP GROOVE BALL BEARINGS
  ER-207	2.8346	35	.9375	Sealmaster	BALL BEARING
  6026RS	130	200	33	STEYR	DEEP GROOVE BALL BEARINGS
  HMS-3160	12	Tr 300x4	24	CONSOLIDATED	LOCKNUTS COMPLETE WITH LOCKING CLAMP
  WC88604NR	20	52	.7480	CONSOLIDATED	DEEP GROOVE BALL BEARINGS