(dimensions in inches)

Bearing Type - single row assembly

Bore Dia (d) - 1.7500

Outer Dia (D) - 3.2650

Width (B) - 1.0625

Outer Width (Bo) - 0.8750

Inner Width (Bi) - 1.0000

Radius (min) (rs) - 0.020

Radius (min) (rs1) - 0.091

Weight (g) - 607.00

Material - 52100 chrome steel or equiavelent

The assembly part number lists the cone part number first and then the cup part number.

• Model Number:25581/25523
• Inner Diameter：44,45mm Outer Diameter：82,931mm Width：26,9875mm
• Type：Tapered Roller Bearings
• Update date：2025-12-09
• Application:metering pump,defogging and degreasing,clean stationery,ventilator anesthesia machine etc,Polymer,wire industry,internal combustion engine,Spectrum Products,Cylinder Standard,hydraulic pressure gauge,Textile Accessories
• Similar models:Timken 25581/25520 Fersa 25581/25520 AST 25581/25523 Timken 25581/25520D+X1S-25581 Timken 25581/25521 ISO 25581/25520 KOYO 25581/25522 CX 25581/25520 NTN 4T-25581/25520 Timken 25580/25520DC+X1S-25581
• BEARING POWER International Trading Co.,Ltd. specialize in 25581/25523 products，there is large inventory of AST 25581/25523 . We has been built up long-term cooperation with AST company, could make a bulk order of the 25581/25523 Which AST 25581/25523 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
  23144MBK	220	370	120	AST	Spherical Roller Bearings
  2205-2RS	25	52	18	NKE	Self-Aligning Ball Bearings
  22309-E1-T41A	45	100	36	FAG	Spherical Roller Bearings
  6026	130	200	33	NSK	Deep Groove Ball Bearings
  C 3156 K	460	280	146	SKF	Cylindrical Roller Bearings
  GE220-UK-2RS	220	320	135	INA	Plain Bearings
  JHM807045/JHM807012	50	105	37	Timken	Tapered Roller Bearings
  JLM506849A/JLM506811	55	90	25	Timken	Tapered Roller Bearings
  KMJ20X26X11.8	20,000	26,000		NTN	Needle Roller Bearings
  LM283649/LM283610	749,3	990,6	159,5	Timken	Tapered Roller Bearings
  N2320 E	100	215	73	CX	Cylindrical Roller Bearings
  NNU4932	160	220	60	ISO	Cylindrical Roller Bearings
  NUP1864	320	400	38	CX	Cylindrical Roller Bearings
  SYNT 60 FTS	60	80	71	SKF	Bearing Units
  TSM 25 BB	25			ISB	Self-Aligning Ball Bearings
  UCFX18	90			NACHI	Bearing Units
  GS81130	152	190		FAG	THRUST ROLLER BEARINGS
  96928	1.5000	2.2500	1.7500	BERLISS	JOURNAL ROLLER ASSEMBLIES
  D-210-56	50	90	3.5000	Rollway	CYLINDRICAL ROLLER BEARINGS
  100BIC439	10.0000	13.2500	1.6250	Torrington	DEEP GROOVE BALL BEARINGS