d - 40 mm

D - 85,725 mm

T - 30,162 mm

B - 30,162 mm

C - 23,812 mm

R - 0,8 mm

r - 3,3 mm

a - -8,1 mm

Da - 81 mm

db - 51 mm

da - 50 mm

Db - 73 mm

Aa - 1,5 mm

Ab - 2,1 mm

Weight - 0,85 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: 3879/3820
• Inner Diameter：40mm Outer Diameter：85,725mm Width：30,162mm
• Type：Tapered Roller Bearings
• Update date：2025-12-16
• Application:safety testing,clean stationery,bag machine,welding equipment,bio-chemical,medical equipment,food safety,powder metallurgy,thin metal materials,DC generators,large agricultural machinery
• Similar models:Timken 3879/3820-B CX 3879/3820 Fersa 3879/3820 ISO 3879/3820 Timken 3879/3820 KOYO 3879/3821
• BEARING POWER International Trading Co.,Ltd. specialize in 3879/3820 products，there is large inventory of Timken 3879/3820 . We has been built up long-term cooperation with Timken company, could make a bulk order of the 3879/3820 Which Timken 3879/3820 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
  110050X/110098XC	50,8	98,425	26,75	Gamet	Tapered Roller Bearings
  2796/2720-B	34,925	76,2	25,654	Timken	Tapered Roller Bearings
  30BNR29HV1V	30	47	11	NSK	Angular Contact Ball Bearings
  6207ZZNR	35,000	72,000	17,000	NTN	Deep Groove Ball Bearings
  7009 ACE/P4AL1	75	45	16	SKF	Angular Contact Ball Bearings
  7310BEA	50	110	27	NSK	Angular Contact Ball Bearings
  BA1B417342A	31,7	62	21,18	SKF	Angular Contact Ball Bearings
  CBK-094	34,925	76,2	28,575	FLT	Tapered Roller Bearings
  F-804459.ZL-K-C3	120	215	76	FAG	Cylindrical Roller Bearings
  Q308	40	90	23	CX	Angular Contact Ball Bearings
  NAO25x40x17	25	40	17	ISO	Cylindrical Roller Bearings
  PK76.2X85.7X38.1	76,200	85,725		NTN	Needle Roller Bearings
  RCJTY12	12			NKE	Bearing Units
  SL182988	440	562	95	NBS	Cylindrical Roller Bearings
  55CM796	5.5000	11.0000	2.0000	American	CYLINDRICAL ROLLER BEARINGS
  NA2205.2RSR.DZ	25	52	18	FAG	NEEDLE BEARINGS
  C10M8HCUL	8	22	7	Barden	ANGULAR CONTACT BALL BEARINGS
  33016	80	125	36	SKF	TAPERED ROLLER BEARINGS
  5313-CFF	65	140	58.7	MRC	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  52212				CONSOLIDATED	THRUST BALL BEARINGS