PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8763518Bearing,plain,self-Aligning

Roller Bearing Company of America, Inc. · NSN 3120-00-984-7419 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-984-7419 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-984-7419. Primary manufacturer part number: 8763518.
Features
  • Bearing,plain,self-Aligning — FSC 3120
  • Surface Treatment: CHROMIUM INNER MEMBER
  • Inner Member Width: 1.8700 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN
  • Material: STEEL COMP 1118 OUTER RACE MEMBER
  • Bore Diameter: 1.2495 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN
  • Outer Member Outside Diameter: 2.3743 INCHES MINIMUM AND 2.3750 INCHES MAXIMUM IN
  • Lubrication Feature: PERFORATION INNER MEMBER
  • Lubrication Feature: GROOVE INTERNAL INNER MEMBER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 1118 Outer Race Member construction
General Description

The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-00-984-7419, 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 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-984-7419
Primary Part Number8763518
Item NameBearing,plain,self-Aligning
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRoller Bearing Company of America, Inc.
StatusACTIVE
Surface TreatmentCHROMIUM INNER MEMBER
Inner Member Width1.8700 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN
MaterialSTEEL COMP 1118 OUTER RACE MEMBER
Bore Diameter1.2495 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN
Outer Member Outside Diameter2.3743 INCHES MINIMUM AND 2.3750 INCHES MAXIMUM IN
Lubrication FeaturePERFORATION INNER MEMBER
Lubrication FeatureGROOVE INTERNAL INNER MEMBER
Style DesignatorWITHOUT INSERT OR LINER
MaterialSTEEL COMP E52100 INNER MEMBER
Outer Member Width0.8750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5310-00-350-406826440 INTERCHANGEABLE
Nut
Curtiss-Wright Controls, Inc. Div Actuation Division
5130-00-430-0981 INTERCHANGEABLE
Lock Assembly
4720-00-489-596026440 INTERCHANGEABLE
Hose,preformed
Gates Corporation
5950-00-706-8338 INTERCHANGEABLE
Transformer,power
5998-01-092-417726440 INTERCHANGEABLE
Circuit Card Assembly
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
5985-01-185-620626440 INTERCHANGEABLE
Coupler,mintr Coaxi
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5930-01-324-935226440 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
5315-01-551-092126440 INTERCHANGEABLE
Key,machine
Multiquip Inc. Dba Multiquip Inc
Cross-Reference Index
Part NumberManufacturer
8763518 PRIMARY Roller Bearing Company of America, Inc. (USA)
3120009847419 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
BTS20LS Stephens-Adamson Inc a Sub of Allis-Chalmers Corp (USA)
EATT40016 Timken Aerospace, Inc Dba Torrington Product (USA)
26440 Saginaw Products Corporation Dba Cignys (USA)
BTS20LS Morse Industrial Corp Sealmaster Bearing Div Sub of Emerson Electric Co (USA)
F1764B Timken Aerospace, Inc Dba Torrington Product (USA)
8763518 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
F1764B Timken Co Div the Timken Company (USA)
Related Parts
5310-00-350-4068INTERCHANGEABLE
NUT
26440
5130-00-430-0981INTERCHANGEABLE
LOCK ASSEMBLY
4720-00-489-5960INTERCHANGEABLE
HOSE,PREFORMED
26440
5950-00-706-8338INTERCHANGEABLE
TRANSFORMER,POWER
5998-01-092-4177INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
26440
5985-01-185-6206INTERCHANGEABLE
COUPLER,MINTR COAXI
26440
5930-01-324-9352INTERCHANGEABLE
SWITCH,FLOW
26440
5315-01-551-0921INTERCHANGEABLE
KEY,MACHINE
26440

Frequently Asked Questions

What is NSN 3120-00-984-7419?

NSN 3120-00-984-7419 is a Bearing,plain,self-Aligning, manufactured by Roller Bearing Company of America, Inc., classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-984-7419?

NSN 3120-00-984-7419 has 9 cross-referenced part numbers: 8763518 (Roller Bearing Company of America, Inc.), 3120009847419 (E.c.a Etablissement Centrald'approvisionnement Des Forces Armee), BTS20LS (Stephens-Adamson Inc a Sub of Allis-Chalmers Corp), EATT40016 (Timken Aerospace, Inc Dba Torrington Product), 26440 (Saginaw Products Corporation Dba Cignys) and 4 more.

What NSN replaces 3120-00-984-7419?

There are 8 known substitutes for 3120-00-984-7419: 5310-00-350-4068, 5130-00-430-0981, 4720-00-489-5960 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8763518?

Key specifications for 8763518: Surface Treatment: CHROMIUM INNER MEMBER; Inner Member Width: 1.8700 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN; Material: STEEL COMP 1118 OUTER RACE MEMBER; Bore Diameter: 1.2495 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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