d - 50,8 mm

D - 92,075 mm

T - 24,608 mm

B - 25,4 mm

C - 19,845 mm

ra1 max. - 0,8 mm

a - 20 mm

r min. - 3,5 mm

r1 min. - 0,8 mm

Da - 83 mm

db - 57 mm

ra max. - 3,5 mm

da - 63 mm

Db - 87 mm

Weight - 0,707 Kg

Basic dynamic load rating (C) - 84,5 kN

Basic static load rating (C0) - 117 kN

(Grease) Lubrication Speed - 4000 r/min

(Oil) Lubrication Speed - 5300 r/min

Calculation factor (e) - 0,38

Calculation factor (Y0) - 0,87

Calculation factor (Y1) - 1,6

• Model Number: 28580/28521
• Inner Diameter：50,8mm Outer Diameter：92,075mm Width：24,608mm
• Type：Tapered Roller Bearings
• Update date：2025-12-15
• Application:rubber products machinery and equipment,other accessories,Spectrum Products,mechanical and electrical,switch,Cylinder Standard,Technical Equipment,sheet industry,SPA equipment,Dental Drill etc,Reflective Materials Industrial fabrics
• Similar models:Fersa 28580/28520 Timken 28580/28521 NTN 4T-28580/28520 KOYO 28580R/28520 SKF BT2B328580/HA1 Fersa 28580/28521 Fersa 28580/28527RB Timken 28580/28520 CX 28580/28521 NACHI 28580RL/28521L
• BEARING POWER International Trading Co.,Ltd. specialize in 28580/28521 products，there is large inventory of NSK 28580/28521 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 28580/28521 Which NSK 28580/28521 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
  150RF51	150	220		Timken	Cylindrical Roller Bearings
  16013-2RS	65	100	11	ZEN	Deep Groove Ball Bearings
  23218RHK	90	160	52,4	KOYO	Spherical Roller Bearings
  39250/39412	63,5	104,775	21,433	NSK	Tapered Roller Bearings
  5S-7911UCG/GNP42	55	80	13	NTN	Angular Contact Ball Bearings
  7204CDB	20	47	14	NACHI	Angular Contact Ball Bearings
  7236CDF	180	320	52	NACHI	Angular Contact Ball Bearings
  7307 BEGAPH	80	35	21	SKF	Angular Contact Ball Bearings
  7914CDT	70	100	16	CYSD	Angular Contact Ball Bearings
  DAC3464037	34	64	37	CYSD	Angular Contact Ball Bearings
  GEZM 108 ES-2LS	61,913	38,1	57,15	SKF	Plain Bearings
  K70X76X20	70	76		INA	Needle Roller Bearings
  NJ 328 E	140	300	62	NACHI	Cylindrical Roller Bearings
  PCF35	35			NKE	Bearing Units
  TFC11X.30206.P	30	117	67,5	SNR	Angular Contact Ball Bearings
  7408WNSU	40	110	27	FAF	ANGULAR CONTACT BALL BEARINGS
  SILA60ES	60		44	SKF	ROD ENDS
  6101KK	12	28	8	NH	DEEP GROOVE BALL BEARINGS
  2218	90	160	40	CONSOLIDATED	SELF
  NKX-40-Z	52	40		CONSOLIDATED	NEEDLE BEARINGS