Tapered Roller Bearing

FF-B-187

FF-B-187
(NSN) National Stock Number
3110-00-068-0260
Federal Supply Classification
3110 Unmounted Antifriction Bearings
Item Name Code
00021
Schedule B Code
8482200030
Summary

1.5000 inches nominal overall width, 2.6250 inches nominal bore diameter, 4.8125 inches nominal overall outside diameter, 0.0600 inches nominal backface corner radius, 0.3300 inches nominal standout width, 0.1400 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
1.5000 inches nominal
Details An overall measurement taken at right angles to the length of an item,in distinction from thickness.
Bore Diameter
2.6250 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
4.8125 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
0.0600 inches nominal
Details None.
Standout Width
0.3300 inches nominal
Details None.
Cone Corner Radius
0.1400 inches nominal
Details None.
Cone Width
1.5100 inches nominal
Details None.
Cup Width
1.1700 inches nominal
Details A measurement taken at right angles to the length of the cup,in distinction from thickness.
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
HM212049-HM212010 01212 4 - 5 1 - KZ
HM212049HM212010 60038 3 - 5 1 - KZ
323W176D 82994 3 - 5 9 - HD
MS19081-234 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

Certified Supplier

Order with confidence, we are a valued certified supplier serving customers in the military and aerospace industries.

  • ISO9001 / AS9100 Quality Standards
  • HAZMAT Certified
  • On Time Delivery
  • Qualified Sales Team
  • Counterfeit Parts Prevention
  • 100% Product Inspections
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 3110-00-068-0260
What is the NIIN of the NSN 3110-00-068-0260?
The National Item Identification Number (NIIN) of the NSN 3110-00-068-0260 is 00-068-0260
When the NSN 3110-00-068-0260 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Thu, Jul 13, 1967
Does the NSN 3110-00-068-0260 contain any precious metals?
Type/content is unknown
Does the NSN 3110-00-068-0260 contain any hazardous material?
No data in HMIRS

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