PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LS3Bearing,plain,self-Aligning

Roller Bearing Company of America, Inc. · NSN 3120-00-662-1190 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-662-1190 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-662-1190. Primary manufacturer part number: LS3.
Features
  • Bearing,plain,self-Aligning — FSC 3120
  • Lubrication Feature: GROOVE INTERNAL INNER MEMBER
  • Material: COPPER ALLOY RACE INSERT
  • Style Designator: WITH INSERT AND/OR LINER
  • Material: STEEL COMP E52100 INNER MEMBER
  • Outer Member Outside Diameter: 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
  • Material: STEEL OUTER RACE MEMBER
  • Inner Member Width: 0.2760 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy Race Insert construction
General Description

The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-00-662-1190, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Roller Bearing Company of America, Inc.. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-00-662-1190
Primary Part NumberLS3
Item NameBearing,plain,self-Aligning
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRoller Bearing Company of America, Inc.
StatusCANCELLED
Lubrication FeatureGROOVE INTERNAL INNER MEMBER
MaterialCOPPER ALLOY RACE INSERT
Style DesignatorWITH INSERT AND/OR LINER
MaterialSTEEL COMP E52100 INNER MEMBER
Outer Member Outside Diameter0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
MaterialSTEEL OUTER RACE MEMBER
Inner Member Width0.2760 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN
Outer Member Width0.1870 INCHES NOMINAL IN
Bore Diameter0.1895 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
Lubrication FeaturePERFORATION INNER MEMBER
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5965-00-163-1791 INTERCHANGEABLE
Loudspeaker,permanent Magnet
7290-00-260-1147 INTERCHANGEABLE
Handcart,mail
5360-00-342-3839LS3 INTERCHANGEABLE
Spring,spiral,torsion
Horizon Aerospace Llc Dba Magnetics Division
5950-00-556-9370 INTERCHANGEABLE
Coil,radio Frequency
5950-00-557-6616 INTERCHANGEABLE
Coil,radio Frequency
7290-00-938-8435 INTERCHANGEABLE
Handcart,mail
5930-01-143-478242295 INTERCHANGEABLE
Switch,liquid Level
Setra Systems, Inc. Dba Gems Sensors
5307-01-213-5489LS-3 INTERCHANGEABLE
Stud,continuous Thread
Fahringer T L Co Inc
Cross-Reference Index
Part NumberManufacturer
LS3 PRIMARY Roller Bearing Company of America, Inc. (USA)
LS3ANG25 Roller Bearing Company of America, Inc. (USA)
Related Parts
5965-00-163-1791INTERCHANGEABLE
LOUDSPEAKER,PERMANENT MAGNET
7290-00-260-1147INTERCHANGEABLE
HANDCART,MAIL
5360-00-342-3839INTERCHANGEABLE
SPRING,SPIRAL,TORSION
LS3
5950-00-556-9370INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-00-557-6616INTERCHANGEABLE
COIL,RADIO FREQUENCY
7290-00-938-8435INTERCHANGEABLE
HANDCART,MAIL
5930-01-143-4782INTERCHANGEABLE
SWITCH,LIQUID LEVEL
42295
5307-01-213-5489INTERCHANGEABLE
STUD,CONTINUOUS THREAD
LS-3

Frequently Asked Questions

What is NSN 3120-00-662-1190?

NSN 3120-00-662-1190 is a Bearing,plain,self-Aligning, manufactured by Roller Bearing Company of America, Inc., classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-662-1190?

NSN 3120-00-662-1190 has 2 cross-referenced part numbers: LS3 (Roller Bearing Company of America, Inc.), LS3ANG25 (Roller Bearing Company of America, Inc.).

What NSN replaces 3120-00-662-1190?

There are 8 known substitutes for 3120-00-662-1190: 5965-00-163-1791, 7290-00-260-1147, 5360-00-342-3839 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of LS3?

Key specifications for LS3: Lubrication Feature: GROOVE INTERNAL INNER MEMBER; Material: COPPER ALLOY RACE INSERT; Style Designator: WITH INSERT AND/OR LINER; Material: STEEL COMP E52100 INNER MEMBER. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-662-1190 still in active supply?

NSN 3120-00-662-1190 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com