d - 59,977 mm

T - 25,4 mm

B - 25,4 mm

C - 19,845 mm

a - 22,8 mm

r min. - 3,6 mm

r1 min. - 3,2 mm

Da - 89 mm

db - 67 mm

da - 73 mm

Db - 96 mm

Basic dynamic load rating (C) - 91,4 kN

Basic static load rating (C0) - 137 kN

Calculation factor (e) - 0,43

Calculation factor (Y0) - 0,78

Calculation factor (Y1) - 1,41

• Model Number:28980/28920
• Inner Diameter：59,977mm Outer Diameter：mm Width：25,4mm
• Type：Tapered Roller Bearings
• Update date：2025-12-11
• Application:medical treatment,top industry,knitted fabrics,Pneumatic Actuator,Textile Accessories,extruder,ECG,Machine tool accessories,air conditioning tools,glass,Grinding and polishing equipment
• Similar models:Timken 28980/28921-B KOYO 28980/28920 Timken 28980/28921 Timken 28980/28921D+X2S-28980
• BEARING POWER International Trading Co.,Ltd. specialize in 28980/28920 products，there is large inventory of KOYO 28980/28920 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 28980/28920 Which KOYO 28980/28920 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
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  47490/47420	71,438	120	32,545	NSK	Tapered Roller Bearings
  6006				Ruville	Wheel Bearings
  70/600 AGMB	870	600	118	SKF	Angular Contact Ball Bearings
  7320 BDF	100	215	94	ISO	Angular Contact Ball Bearings
  89310TN	50	95	27	SKF	Thrust Roller Bearings
  A4050/A4138	12,7	34,988	10,998	FBJ	Tapered Roller Bearings
  K28x33x27	28	33	27	ISO	Needle Roller Bearings
  N 1010 KTNHA/SP	50	80	16	SKF	Cylindrical Roller Bearings
  NU 228	140	250	42	ISB	Cylindrical Roller Bearings
  NUP2230 M	150	270	73	AST	Cylindrical Roller Bearings
  RNA4907	42	55	20	CX	Needle Roller Bearings
  STF820RV1119g	820	1100	745	NSK	Cylindrical Roller Bearings
  62822	110	140	19	ELGES	DEEP GROOVE BALL BEARINGS
  CSCF140	14.0000	15.5000	.7500	INA	DEEP GROOVE BALL BEARINGS
  4814	1.0000	1.0625	1.5000	Hyatt	JOURNAL ROLLER BEARING OUTER RACES
  NK25/20	33		20	SKF	NEEDLE BEARINGS
  K-19x23x17	19	23	17	CONSOLIDATED	NEEDLE BEARINGS
  NNCL-4926VC/3	130	180	50	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS