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 - 12,9 mm

r min. - 1,5 mm

r1 min. - 1,5 mm

Da - 42,5 mm

db - 26 mm

ra max. - 1,5 mm

da - 28,5 mm

Db - 45,5 mm

Weight - 0,181 Kg

Basic dynamic load rating (C) - 36 kN

Basic static load rating (C0) - 37 kN

(Grease) Lubrication Speed - 8000 r/min

(Oil) Lubrication Speed - 11000 r/min

Calculation factor (e) - 0,32

Calculation factor (Y0) - 1

Calculation factor (Y1) - 1,9

• Model Number: 12580/12520
• Inner Diameter：20,638mm Outer Diameter：49,225mm Width：19,845mm
• Type：Tapered Roller Bearings
• Update date：2025-04-23
• Application:instrument,power protection,ventilation heating equipment,teaching equipment,Doppler,tapered grinder,sanitation facilities,tapping machine,Performance test,gear type,chamfer
• Similar models:NTN 4T-12580/12520 FBJ 12580/12520 KOYO 12580/12520 NACHI 12580/12520 NSK 12580/12520 ISO 12580/12520 CX 12580/12520 Timken 12580/12520
• BEARING POWER International Trading Co.,Ltd. specialize in 12580/12520 products，there is large inventory of NSK 12580/12520 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 12580/12520 Which NSK 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.

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  R155.70				SNR	Wheel Bearings
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  201-S-ST	12	32	10	MRC	DEEP GROOVE BALL BEARINGS
  XLS-51/4	5.2500	7.2500	1.0000	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  CRSBCE-12			.5000	CONSOLIDATED	NEEDLE BEARINGS