d - 90 mm

D - 190 mm

T - 46,5 mm

B - 43 mm

C - 36 mm

ra1 max. - 2,5 mm

a - 37,5 mm

r min. - 4 mm

r1 min. - 3 mm

da min. - 108 mm

Da min - 165 mm

Da max. - 176 mm

db max. - 113 mm

Db min. - 177 mm

ra max. - 3 mm

Sa - 5 mm

Sb - 10,5 mm

Weight - 6,03 Kg

Basic dynamic load rating (C) - 335 kN

Basic static load rating (C0) - 405 kN

(Grease) Lubrication Speed - 2 000 r/min

(Oil) Lubrication Speed - 2 700 r/min

Calculation factor (e) - 0,35

Calculation factor (Y0) - 0,96

Calculation factor (Y2) - 1,74

• Model Number: 30318U
• Inner Diameter：90mm Outer Diameter：190mm Width：46,5mm
• Type：Tapered Roller Bearings
• Update date：2025-12-11
• Application:coal mill,chemical instruments,machine tool spindle,sheet industry,Gas turbine,aerial work platform,tooth filling,teaching equipment,luminescent reagent,atomizer class,Garment Accessories
• Similar models:Timken 30318 CX 30318A FAG 30318-A SKF 30318J2 NTN 30318 KOYO 46T30318JR/81 ZVL 30318A KOYO 30318DJR NTN 430318DU KOYO 30318R
• BEARING POWER International Trading Co.,Ltd. specialize in 30318U products，there is large inventory of NTN 30318U . We has been built up long-term cooperation with NTN company, could make a bulk order of the 30318U Which NTN 30318U 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
  23128AX	140	225	68	NACHI	Cylindrical Roller Bearings
  385/382	55		21,946	KOYO	Tapered Roller Bearings
  5205	25	52	20,638	FBJ	Angular Contact Ball Bearings
  6922ZZ	110	150	20	KOYO	Deep Groove Ball Bearings
  7212 C	60	110	22	ISO	Angular Contact Ball Bearings
  BK0910	9	13	10	NTN	Needle Roller Bearings
  HTA024DB/G15UP-21	120	180	54	NTN	Angular Contact Ball Bearings
  BT2B 328957	200	155	54	SKF	Tapered Roller Bearings
  GE45ET/X-2RS	45	68		AST	Plain Bearings
  KT 728020	72	80		IKO	Needle Roller Bearings
  LM80OP	80	120	140	CX	Linear Bearings
  NJ2214	70	125	31	FBJ	Cylindrical Roller Bearings
  NU211EG15	55,000	100,000	21,000	SNR	Cylindrical Roller Bearings
  RT607	34,925	73,025	20,637	INA	Thrust Roller Bearings
  ZARF2080TN	20	80		INA	NEEDLE BEARINGS
  SCE67			.4375	INA	NEEDLE BEARINGS
  LS-121/2-NR	1.3750	3.0000	.6875	NH	DEEP GROOVE BALL BEARINGS
  28B	160	340	68	RIV	DEEP GROOVE BALL BEARINGS
  6309Z	45	100	25	SKF	DEEP GROOVE BALL BEARINGS
  MR-52			1.7500	CONSOLIDATED	NEEDLE BEARINGS