Tapered Roller Bearing

2558-2523

2558-2523
(NSN) National Stock Number
3110-00-100-4457
Federal Supply Classification
3110 Unmounted Antifriction Bearings
Item Name Code
00021
Schedule B Code
8482200030
Summary

0.9375 inches nominal overall width, 1.1875 inches nominal bore diameter, 2.8355 inches nominal overall outside diameter, 0.0460 inches nominal backface corner radius, 0.1875 inches nominal standout width, 0.0930 inches nominal cone corner radius

DAC HCC DMIL RNCC
X - - 3
RNVC SADC MSDS RNAAC
2 - - XX
Identification

A cylindrical device in which the inner cone or outer cup turns upon a single or double row of tapered hardened rollers which roll easily in a race, thus minimizing friction and designed to carry a radial load and capable of sustaining axial thrust. Excludes:bearing,roller,thrust.

INC FIIG Concept Condition
00021 A044A0 - 1
Specifications
Overall Width
0.9375 inches nominal
Details An overall measurement taken at right angles to the length of an item,in distinction from thickness.
Bore Diameter
1.1875 inches nominal
Details The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.
Overall Outside Diameter
2.8355 inches nominal
Details The overall length of a straight line which passes through the center of an item,and terminates at the outside circumference.
Backface Corner Radius
0.0460 inches nominal
Details None.
Standout Width
0.1875 inches nominal
Details None.
Cone Corner Radius
0.0930 inches nominal
Details None.
Cone Width
0.9983 inches nominal
Details None.
Cup Width
0.7500 inches nominal
Details A measurement taken at right angles to the length of the cup,in distinction from thickness.
Retainer Fabrication Method
pressed
Details The means used in manufacturing the retainer.
Standard Tolerance Designation
afbma class 2
Details The standard tolerance designation indicating the manufactured limitations of the item as established by the various specifications and standards.
Material
steel overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
straight bore, normal angle
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
373L 93234 X - 5 9 - XX
FFB187 81348 4 - 4 1 - KZ
373L 93232 3 - 5 9 - HD
373L 0UBG9 3 - 5 2 - ZZ
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
58860 - P -
RVC WCC TCC SHC
- 742 Z 9

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Manufacturer
THE TIMKEN CORPORATION
CAGE: 60038
NORTH CANTON , OH , 44720-5450
UNITED STATES
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FAQs
Frequently asked questions for NSN 3110-00-100-4457
What is the NIIN of the NSN 3110-00-100-4457?
The National Item Identification Number (NIIN) of the NSN 3110-00-100-4457 is 00-100-4457
When the NSN 3110-00-100-4457 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 3110-00-100-4457 contain any precious metals?
Type/content is unknown
Does the NSN 3110-00-100-4457 contain any hazardous material?
No data in HMIRS

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