Tapered Roller Bearing

FF-B-187

FF-B-187
(NSN) National Stock Number
3110-00-100-5532
Federal Supply Classification
3110 Unmounted Antifriction Bearings
Item Name Code
00021
Schedule B Code
8482200030
Summary

2.5000 inches nominal overall width, 5.0000 inches nominal bore diameter, 9.2500 inches nominal overall outside diameter, 0.1250 inches nominal backface corner radius, 0.5625 inches nominal standout width, 0.2500 inches nominal cone corner radius

DAC HCC DMIL RNCC
E - - 4
RNVC SADC MSDS RNAAC
1 - - ZZ
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
2.5000 inches nominal
Details An overall measurement taken at right angles to the length of an item,in distinction from thickness.
Bore Diameter
5.0000 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
9.2500 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
0.1250 inches nominal
Details None.
Standout Width
0.5625 inches nominal
Details None.
Cone Corner Radius
0.2500 inches nominal
Details None.
Cone Width
2.5000 inches nominal
Details None.
Cup Width
1.9375 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 comp 4320 or steel comp 4620 or steel comp 8620 or steel comp e52100 cone
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material
steel comp 4320 or steel comp 4620 or steel comp 8620 or steel comp e52100 cup
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material
steel comp 4320 or steel comp 4620 or steel comp 8620 or steel comp e52100 roller
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material
steel retainer
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
qq-s-624 fed spec all material responses or 66 fed std all material responses cone
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Material Document And Classification
qq-s-624 fed spec all material responses or 66 fed std all material responses cup
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Material Document And Classification
qq-s-624 fed spec all material responses or 66 fed std all material responses roller
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
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
7-3-215-1 37249 5 - C 1 - ZZ
7-3-215-1 98247 3 - C 1 - ZZ
N354ALT1-618 16603 5 - 5 9 - ZZ
95500-95925 42138 5 - 5 1 - XX
95500-95925 60038 5 - 5 1 - XX
670050389 70885 X - 5 9 - XX
N354ALT1-618 3X894 5 - 5 1 - ZZ
95500-95925 80926 X - 5 9 - XX
MS19081-162 96906 E - 2 2 - XX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A - -
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
FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
CAGE: 81348
NATL INSTITUTE STDS & TECH , MD , 20899
UNITED STATES
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FAQs
Frequently asked questions for NSN 3110-00-100-5532
What is the NIIN of the NSN 3110-00-100-5532?
The National Item Identification Number (NIIN) of the NSN 3110-00-100-5532 is 00-100-5532
When the NSN 3110-00-100-5532 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Sun, Jan 1, 1961
Does the NSN 3110-00-100-5532 contain any precious metals?
Does not contain precious metal
Does the NSN 3110-00-100-5532 contain any hazardous material?
No data in HMIRS

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