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NSN 3110-00-183-9949, 3110001839949
BEARING,ROLLER,TAPERED

Federal Supply Classification
FSC 3110 - Bearings, Antifriction, Unmounted
National Item Identification Number
NIIN 001839949
Codification Country
United States
Item Name Code
INC 00021
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS™ Summary

National Stock Number 3110-00-183-9949

National Stock Number (NSN) 3110-00-183-9949, or NIIN 001839949, (bearing,roller,tapered) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is assigned to Item Name Code (INC) 00021. [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.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3110001839949 contains an unknown precious metal.

This NSN is associated to Schedule B 8482200030: tapered roller bearings, cup and cone assemblies entered as a set, wheel hub units, other than flanged. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 332991: ball and roller bearing manufacturing.

This information was last updated on .


Technical Characteristics

BACKFACE CORNER RADIUS
(AGWU) 0.0780 INCHES NOMINAL
BORE DIAMETER
(ABXV) 1.7713 INCHES NOMINAL
CONE CORNER RADIUS
(AGWW) 0.0620 INCHES NOMINAL
CONE WIDTH
(AGWX) 1.5545 INCHES NOMINAL
CUP WIDTH
(AGWY) 1.0995 INCHES NOMINAL
MATERIAL
(MATT) STEEL OVERALL
OVERALL OUTSIDE DIAMETER
(ADGA) 3.9380 INCHES NOMINAL
OVERALL WIDTH
(ABMK) 1.5545 INCHES NOMINAL
SPECIAL FEATURES
(FEAT) CUP ANGLE 21 DEG MINUS 32 MIN
STANDARD TOLERANCE DESIGNATION
(CTFZ) AFBMA CLASS 2
STYLE DESIGNATOR
(STYL) STRAIGHT BORE, NORMAL ANGLE

Manufacturer Part Numbers


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