d - 20,638 mm

D - 49,225 mm

T - 19,845 mm

B - 19,845 mm

C - 15,875 mm

ra1 max. - 1,5 mm

a - 7,1 mm

Da - 42,5 mm

db - 26 mm

ra max. - 1,5 mm

da - 28,5 mm

Db - 45,5 mm

Weight - 0,182 Kg

Basic dynamic load rating (C) - 37,5 kN

Basic static load rating (C0) - 39 kN

(Grease) Lubrication Speed - 8 200 r/min

(Oil) Lubrication Speed - 11 000 r/min

Calculation factor (e) - 0,32

Calculation factor (Y0) - 1,02

Calculation factor (Y2) - 1,86

• Model Number:4T-12580/12520
• Inner Diameter：20,638mm Outer Diameter：49,225mm Width：19,845mm
• Type：Tapered Roller Bearings
• Update date：2023-03-11
• Application:flexible processing,turret industry,Gear grinding machine,packaging materials,Hair styling device,Oral Image,ECG,metering pump,experimental equipment,Gas turbine,hydraulic pump
• Similar models:NSK 12580/12520 NACHI 12580/12520 Timken 12580/12520 CX 12580/12520 ISO 12580/12520 NTN 4T-12580/12520 FBJ 12580/12520 KOYO 12580/12520
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-12580/12520 products，there is large inventory of NTN 4T-12580/12520 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-12580/12520 Which NTN 4T-12580/12520 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
  100RT02	100	165		Timken	Cylindrical Roller Bearings
  3198/3120	28,575	72,626	30,162	Timken	Tapered Roller Bearings
  5432				Ruville	Wheel Bearings
  6905LLUNR	25,000	42,000	9,000	NTN	Deep Groove Ball Bearings
  ESPA210	50			SNR	Bearing Units
  IJ112034	32			ILJIN	Angular Contact Ball Bearings
  GEK 50 XS 2RS	50	110	80	ISB	Plain Bearings
  K08x11x10	8	11	10	CX	Needle Roller Bearings
  K50x55x20	50	55	20	ISO	Needle Roller Bearings
  NUP311EG15	55,000	120,000	29,000	SNR	Cylindrical Roller Bearings
  P 45 WF	45			SKF	Bearing Units
  SCE36TN	4,762	8,731	9,525	INA	Needle Roller Bearings
  SFRW3ZZ	4,7625	12,7		AST	Deep Groove Ball Bearings
  4101	1.1250	1.1875	1.0000	BERLISS	JOURNAL ROLLER BEARING OUTER RACES
  DMJT3/4J	.7500	2.0000	.6875	R&M	ANGULAR CONTACT BALL BEARINGS WITH SPLIT INNER RACE
  RNAO55x72x40	72		40	INA	NEEDLE BEARINGS
  BS2-2222-2CS	110	200	63	SKF	SPHERICAL ROLLER BEARINGS
  NAST30P-2Z	30	62	25	SKF	NEEDLE BEARINGS
  XRK13017005	130	170	5	SKF (Old No.)	THRUST NEEDLE BEARINGS
  477205-015	.9375	2.0472	.5906	CONSOLIDATED	PILLOW BLOCKS