d - 49,212 mm

D - 93,264 mm

T - 30,162 mm

B - 30,302 mm

C - 23,812 mm

R - 3,6 mm

r - 3,3 mm

a - -8,1 mm

Da - 88 mm

db - 62 mm

da - 56 mm

Db - 82 mm

Aa - 1,9 mm

Ab - 0,9 mm

Weight - 0,87 Kg

Basic static load rating (C0) - 153 kN

Factor (G1) - 49,9

Factor (G2) - 14,5

Factor (Cg) - 0,0233

Factor (K) - 1,73

Basic dynamic load rating (C90) - 29,3

Basic dynamic load rating (Ca90) - 17

Basic dynamic load rating (C1) - 113 kN

Calculation factor (e) - 0,34

Calculation factor (Y) - 1,77

• Model Number:3781/3720
• Inner Diameter：49,212mm Outer Diameter：93,264mm Width：30,162mm
• Type：Tapered Roller Bearings
• Update date：2025-12-11
• Application:marine analysis and testing equipment,beverage production,laser devices,wire industry,chemical instruments,plastic molding,Plastic Equipment,special broaching machine,Pump,Pneumatic Actuator,medical equipment
• Similar models:Timken 3781/3720 ISO 3781/3720 CX 3781/3720 NTN 4T-3781/3720 FBJ 3781/3720 NACHI 3781/3730 Timken 3781/3729D+X1S-366 AST 3781/3730
• BEARING POWER International Trading Co.,Ltd. specialize in 3781/3720 products，there is large inventory of Timken 3781/3720 . We has been built up long-term cooperation with Timken company, could make a bulk order of the 3781/3720 Which Timken 3781/3720 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
  07098/07196	24.981	50.005	13.495	NACHI	Tapered Roller Bearings
  61804-2RS	20	32	7	ISO	Deep Groove Ball Bearings
  6208LLUK	40,000	80,000	18,000	NTN	Deep Groove Ball Bearings
  BTM182416	18	24	16	KOYO	Needle Roller Bearings
  L555249/L555210	292,1	374,65	47,625	ISB	Tapered Roller Bearings
  NJ408 M	40	110	27	AST	Cylindrical Roller Bearings
  NJ5226	130	230	79,38	ISO	Cylindrical Roller Bearings
  PASE5/8	15,875			INA	Bearing Units
  RBC1-0472DD/LBC1-0522	28	50	14,5	SKF	Tapered Roller Bearings
  SX753Z1	7,000	16,000	8,900	NTN	Angular Contact Ball Bearings
  W 627 R-2Z	22	7	7	SKF	Deep Groove Ball Bearings
  S7022 ACD/HCP4A	110	170	28	SKF	Angular Contact Ball Bearings
  TUP1 95.100	95	100		CX	Plain Bearings
  USP211	55			SNR	Bearing Units
  NK80/25	95		25	FAG	NEEDLE BEARINGS
  60RIN247	6.0000	8.0000	1.0000	Torrington	CYLINDRICAL ROLLER BEARINGS
  BU1314L	70	150	35	Hyatt	CYLINDRICAL ROLLER BEARINGS
  RLS17	2.5000	5.0000	.9375	FBC	CYLINDRICAL ROLLER BEARINGS
  FPAF708	7.5000	9.0000	.7500	SKF	ANGULAR CONTACT BALL BEARINGS
  LS-8	.7500	1.8750	.5625	CONSOLIDATED	DEEP GROOVE BALL BEARINGS