d - 50,8 mm

D - 93,264 mm

T - 30,162 mm

B - 30,302 mm

C - 23,812 mm

ra1 max. - 0,8 mm

a - 22,4 mm

r min. - 3,5 mm

r1 min. - 0,8 mm

Da - 84 mm

db - 58 mm

ra max. - 3,5 mm

da - 64 mm

Db - 88 mm

Weight - 0,861 Kg

Basic dynamic load rating (C) - 103 kN

Basic static load rating (C0) - 136 kN

(Grease) Lubrication Speed - 3800 r/min

(Oil) Lubrication Speed - 5300 r/min

Calculation factor (e) - 0,34

Calculation factor (Y0) - 0,97

Calculation factor (Y1) - 1,8

• Model Number:3780/3730
• Inner Diameter：50,8mm Outer Diameter：93,264mm Width：30,162mm
• Type：Tapered Roller Bearings
• Update date：2025-12-15
• Application:Pump,Oral Image,Broadcasting System,cleaners,reinforced machinery,noise inspection,roller lathe,equipment,Rolling mill gear box,industrial skin care,medical equipment
• Similar models:Fersa 3780/3727 NTN 4T-3780/3720 CX 3780/3726 KOYO 3780/3720 SKF 3780/3720/Q ISO 3780/3730 ISO 3780/3732 FBJ 3780/3726 ISB 3780/3720 Timken 3780/3726
• BEARING POWER International Trading Co.,Ltd. specialize in 3780/3730 products，there is large inventory of NSK 3780/3730 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 3780/3730 Which NSK 3780/3730 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
  16006ZZ	30	55	9	CRAFT	Deep Groove Ball Bearings
  32004XJ	20	42	15	KBC	Tapered Roller Bearings
  32018JR	90	140	32	KOYO	Tapered Roller Bearings
  54308U	40	78	59	NSK	Thrust Ball Bearings
  6004-ZZNR	20	42	12	ISB	Deep Groove Ball Bearings
  HSB020C	100	150	24	NTN	Angular Contact Ball Bearings
  K 14x17x17 TN	14	17		NBS	Needle Roller Bearings
  KR 35 B	16	35	52	SKF	Cylindrical Roller Bearings
  NA 6910UU	50	72	41	IKO	Needle Roller Bearings
  NF 307	35	68,2	21	NSK	Cylindrical Roller Bearings
  NN3010K	50	72,5	23	NTN	Cylindrical Roller Bearings
  NN4952K	260	336	100	NTN	Cylindrical Roller Bearings
  NU248 M	240	440	72	AST	Cylindrical Roller Bearings
  NUP 305	25	62	17	NACHI	Cylindrical Roller Bearings
  UCTU209-900	45		49,2	FYH	Bearing Units
  4461	5.8750	8.6250		Andrews	THRUST BALL BEARINGS
  Y-80-L	.7500	2.5000	1.5625	RBC	NEEDLE BEARINGS
  511/900				CONSOLIDATED	THRUST BALL BEARINGS
  48x55x3.5mm	48	55	3.5	CONSOLIDATED	OIL SEALS
  OPN-487296	3.0000	4.5000	6.0000	CONSOLIDATED	LINEAR RECIRCULATING BALL BEARINGS