d - 50,8 mm

D - 89,98 mm

T - 25,4 mm

B - 25,4 mm

C - 19,987 mm

Weight - 0,65 Kg

• Model Number: 4T-28580/28520
• Inner Diameter：50,8mm Outer Diameter：89,98mm Width：25,4mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:engineering machine,forklift industry,reinforced machinery,surgical instruments,container finishing,medical equipment,machine tool spindle,root canal filling,horizontal processing,office equipment,Spectrum Products
• Similar models:KOYO 28580R/28523 FBJ 28580/28521 Timken 28580/28520 NACHI 28580RL/28521L CX 28580/28521 ISO 28580A/28521 AST 28580/28521 KOYO 28580R/28520 Timken 28580/28521 KOYO 28580R/28521
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• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  240KBE031	240	400	128	NACHI	Tapered Roller Bearings
  30238J/DFC700	190	340	120	ISB	Tapered Roller Bearings
  32944	220	300	51	ISB	Tapered Roller Bearings
  51144	220	270	37	KOYO	Thrust Ball Bearings
  6006ZZ	30	55	13	NTN	Deep Groove Ball Bearings
  6213-Z-NR	65	120	23	NKE	Deep Groove Ball Bearings
  71908 C-UX	40	62	24	CX	Angular Contact Ball Bearings
  ARZ 12 50 71	50	71	12	KOYO	Needle Roller Bearings
  CSCAA010-TV	25,4	34,925	4,763	INA	Deep Groove Ball Bearings
  HJ-101812	15,875	28,575	19,05	Timken	Needle Roller Bearings
  K89414TN	70	150		NBS	Thrust Roller Bearings
  MR-96-N	152,4	190,5	63,5	SIGMA	Needle Roller Bearings
  NA4838-XL	190	240	50	INA	Needle Roller Bearings
  NUP1060	300	460	74	KOYO	Cylindrical Roller Bearings
  RAKY1-7/16	36,513			INA	Bearing Units
  UCFL313-40	63,5			FYH	Bearing Units
  FX1/8	.1250	.3125	.1406	ADR	DEEP GROOVE BALL BEARINGS
  NA6902	15	28	23	INA	NEEDLE BEARINGS
  BK-2016	26		16	CONSOLIDATED	NEEDLE BEARINGS
  NKIB-5902	15	28	18	CONSOLIDATED	NEEDLE BEARINGS