d - 280 mm

D - 500 mm

T - 89 mm

B - 80 mm

C - 67 mm

a - -10 mm

r1 min. - 6 mm

r2 min. - 5 mm

Weight - 66.0 Kg

Basic dynamic load rating (C) - 1270000 kN

Basic static load rating (C0) - 1910000 kN

(Grease) Lubrication Speed - 620 r/min

(Oil) Lubrication Speed - 820 r/min

Calculation factor (e) - 0.46

Calculation factor (Y0) - 0.72

Calculation factor (Y1) - 1.31

• Model Number: 30256
• Inner Diameter：280mm Outer Diameter：500mm Width：89mm
• Type：Tapered Roller Bearings
• Update date：2025-12-14
• Application:water protection,plastic molding,packaging materials,fruit and vegetable processing,wall industry,suction nozzle,historical instruments,Small air generators,Spectrum Products,Blood coagulation reagent,wheel lathe
• Similar models:NSK 30256 NACHI 30256 CX 30256A NTN 30256 ISO 30256 KOYO 30256
• BEARING POWER International Trading Co.,Ltd. specialize in 30256 products，there is large inventory of NACHI 30256 . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 30256 Which NACHI 30256 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
  22232MBK	160	290	80	AST	Spherical Roller Bearings
  4205	25	52	18	ZEN	Deep Groove Ball Bearings
  33213 TN9/Q	120	65	41	SKF	Tapered Roller Bearings
  387A/382	57,15	98,425	21	FBJ	Tapered Roller Bearings
  712147910	60	76,5	8,7	INA	Needle Roller Bearings
  AST20 56IB40	88,9	93,6752		AST	Plain Bearings
  B-610	9,525	14,288	15,88	NSK	Needle Roller Bearings
  GW 320	320	520	116	ISO	Plain Bearings
  EGBZ1416-E40	22,225	25,4	25,4	INA	Plain Bearings
  FWJ-364130Z	36	41		NSK	Needle Roller Bearings
  GAKFL 8 PB	8	19	12	INA	Plain Bearings
  K42x47x17	42	47	17	CX	Needle Roller Bearings
  NAX 1223Z	12	21		IKO	Complex Bearings
  NNU6044 V	220	340	218	CX	Cylindrical Roller Bearings
  P 17 FM	17			SKF	Bearing Units
  T7FC050	50	105	32	NSK	Tapered Roller Bearings
  TUF1 12.090	12	14		CX	Plain Bearings
  L18TA1000	10.0000	11.0000	.5000	FAG	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  XLS-21/4	2.2500	3.5625	.6250	HOFF	DEEP GROOVE BALL BEARINGS
  PBO-12	1.5000	3.7500	.9375	RIV	ANGULAR CONTACT BALL BEARINGS