d - 280 mm

D - 500 mm

T - 89 mm

B - 80 mm

C - 67 mm

a - 98,5 mm

r min. - 6 mm

r1 min. - 5 mm

da min. - 313 mm

Da min - 436 mm

Da max. - 478 mm

db max. - 339 mm

Db min. - 462 mm

ra max. - 5 mm

rb max. - 4 mm

Weight - 66,3 Kg

Basic dynamic load rating (C) - 1240 kN

Basic static load rating (C0) - 1900 kN

(Grease) Lubrication Speed - 630 r/min

(Oil) Lubrication Speed - 850 r/min

Calculation factor (e) - 0,44

Calculation factor (Y0) - 0,74

Calculation factor (Y1) - 1,4

• Model Number:30256
• Inner Diameter：280mm Outer Diameter：500mm Width：89mm
• Type：Tapered Roller Bearings
• Update date：2023-03-18
• Application:glass,medical equipment,Laser Cutting,mechanical and electrical,dynamic blood pressure,thin metal materials,cleaners,scientific instruments,lifting chain,chromatography,Pump
• Similar models:CX 30256A NSK 30256 KOYO 30256 NACHI 30256 ISO 30256 NTN 30256
• BEARING POWER International Trading Co.,Ltd. specialize in 30256 products，there is large inventory of NSK 30256 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 30256 Which NSK 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
  1226M	130	230	46	SKF	Self-Aligning Ball Bearings
  18790/18724	50,8	88,9	17,462	CX	Tapered Roller Bearings
  24030MB	150	225	75	AST	Spherical Roller Bearings
  3775/3730	50,8		30,302	KOYO	Tapered Roller Bearings
  4R2628	130	200	104	NTN	Cylindrical Roller Bearings
  6309-Z-NR	45	100	25	NKE	Deep Groove Ball Bearings
  6909NSE	45	68	12	NACHI	Deep Groove Ball Bearings
  7007CDF	35	62	14	CYSD	Angular Contact Ball Bearings
  80BER10X	80	125	22	NSK	Angular Contact Ball Bearings
  B7207-C-T-P4S	35	72	17	FAG	Angular Contact Ball Bearings
  GAC 200 S	200	310	70	ISB	Plain Bearings
  LM11949/LM11910		45.237	16.637	NACHI	Tapered Roller Bearings
  MR12415448+MI-10412448	165,1	244,475	76,58	NTN	Needle Roller Bearings
  NU 315	75	160	37	ISB	Cylindrical Roller Bearings
  NU2203ECP	17	40	16	SKF	Cylindrical Roller Bearings
  PCZ 3216 M	50,8	55,563	25,4	SKF	Plain Bearings
  SAZP15N	15,88	38,1	19,05	LS	Plain Bearings
  UCHA201-8	12,7		31	FYH	Bearing Units
  CRSBCE-28			1.0000	Torrington	NEEDLE BEARINGS
  A-3610	.1875	.3750	.6250	CONSOLIDATED	LINEAR RECIRCULATING BALL BEARINGS