Tapered Roller Bearing

256480-3

256480-3
(NSN) National Stock Number
3110-00-120-1613
Federal Supply Classification
3110 Unmounted Antifriction Bearings
Item Name Code
00021
Schedule B Code
8482200030
Summary

2.7500 inches nominal overall width, 3.0000 inches nominal bore diameter, 5.3750 inches nominal overall outside diameter, 0.0310 inches nominal backface corner radius, 0.3125 inches nominal standout width, 0.1400 inches nominal cone corner radius

DAC HCC DMIL RNCC
X - - 5
RNVC SADC MSDS RNAAC
9 - - 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
2.7500 inches nominal
Details An overall measurement taken at right angles to the length of an item,in distinction from thickness.
Bore Diameter
3.0000 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
5.3750 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
0.0310 inches nominal
Details None.
Standout Width
0.3125 inches nominal
Details None.
Cone Corner Radius
0.1400 inches nominal
Details None.
Cup Width
2.1250 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 4
Details The standard tolerance designation indicating the manufactured limitations of the item as established by the various specifications and standards.
Special Features
operating temperature not to exceed 121 deg c/2 50 deg f; oil hole and groove in cup
Details Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.
Material
steel overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
straight bore, double cup, single cones, non-adjustable
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
NA495A493D 60038 X - 5 1 - XX
MS19088-8 96906 4 - 2 2 - KZ
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
NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
CAGE: 10001
WASHINGTON , DC , 20376
UNITED STATES
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FAQs
Frequently asked questions for NSN 3110-00-120-1613
What is the NIIN of the NSN 3110-00-120-1613?
The National Item Identification Number (NIIN) of the NSN 3110-00-120-1613 is 00-120-1613
When the NSN 3110-00-120-1613 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 3110-00-120-1613 contain any precious metals?
Type/content is unknown
Does the NSN 3110-00-120-1613 contain any hazardous material?
No data in HMIRS

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