Specifications:

Type: Taper Roller Bearing
Size: 1″ x 2.440″ x 0.75″/Imperial
ID (inner diameter)/Bore: 1 inch
OD (outer diameter): 2.440 inch
Width/Height/thickness: 0.75 inch
Quantity: One Bearing
Dynamic load rating Cr: 13500 N
Static load rating Cor: 12100 N

Specifications:

INSIDE DIAMETER (INCH): 15/16 INCH
OUTSIDE DIAMETER (INCH): 2.15/64 INCH
WIDTH (INCH): 49/64 INCH
CAGE TYPE: STEEL
SEALS OR SHIELDS: OPEN TYPE
DYNAMIC LOAD RATING (KN): 45.4
STATIC LOAD RATING (KN): 45.3

Specifications:

Basic Product Description: Tapered roller bearing
Inner diameter (mm): 66.68
Outer diameter (mm): 122.24
Width (mm): 38.1
Inner diameter (In): 2.5/8
Outer diameter (In): 4.13/16
Width (In): 1.1/2
Weight (Kg): 1.75
Cage material: Steel cage
Housing Type: Cup & cone

Specification:

Dimensions
Bore diameter:  45.618 mm
Outside diameter:  82.931 mm
Width, total: 25.4 mm
Width, inner ring:  25.4 mm
Width, outer ring:  19.05 mm
Contact angle:  12.583 °

Properties
Bearing part:  Complete bearing
Number of rows:  1
Locating feature, bearing outer ring:  None
Bore type:  Cylindrical
Cage Sheet:  metal
Arrangement of contact angle (double-row bearing):  Not applicable
Matched arrangement:  No
Coating:  Without
Sealing:  Without
Lubricant:  None
Relubrication feature:  Without

Specifications:

Inner Cone Code: 25590
Outer Cup Code: 25521
Alternative Product Codes: 25590/25521, 25590/21
Dimensions (Metric): 45.618×83.058×23.812 mm
(Inch): 1.7960×3.2700×0.9375
Inside Diameter (d): 45.618mm /1.7960″
Outside Diameter (D): 83.058mm /3.2700″
Width (T): 23.812mm /0.9375″
Cup Width (C): 19.050mm / 0.7500″
Width (B): 25.400mm / 1.0000″