PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8490736Ring,bearing,outer

Us Army Aviation and Missile Command · NSN 3110-00-156-8425 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-8425 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-8425. Primary manufacturer part number: 8490736.
Features
  • Ring,bearing,outer — FSC 3110
  • Bore Diameter: 2.7500 INCHES NOMINAL IN
  • Overall Outside Diameter: 80.00 MILLIMETERS NOMINAL MM
  • Surface Finish: GROUND
  • Standard Tolerance Designation: AFBMA STD TOLERANCES FOR JOURNAL BEARINGS
  • Material: STEEL OVERALL
  • Style Designator: SOLID OUTER RACE, JOURNAL AND NEEDLE
  • 8 verified cross-references
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Ring,bearing,outer, cataloged under National Stock Number 3110-00-156-8425, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, 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
NSN3110-00-156-8425
Primary Part Number8490736
Item NameRing,bearing,outer
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusCANCELLED
Bore Diameter2.7500 INCHES NOMINAL IN
Overall Outside Diameter80.00 MILLIMETERS NOMINAL MM
Surface FinishGROUND
Standard Tolerance DesignationAFBMA STD TOLERANCES FOR JOURNAL BEARINGS
MaterialSTEEL OVERALL
Style DesignatorSOLID OUTER RACE, JOURNAL AND NEEDLE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5998-00-019-9007121635 INTERCHANGEABLE
Electronic Components Assembly
Bei Sensors & Systems Company, Inc. Dba Bei Duncan
2520-00-352-5509 INTERCHANGEABLE
Plate
4410-00-377-9863 INTERCHANGEABLE
Retarder,tube
3040-00-392-1864121635 INTERCHANGEABLE
Pawl,blocking
Lucent Technologies Inc Corporate Headquarters
6740-01-332-3919121-635 INTERCHANGEABLE
Printer,projection,photographic
Tricor Systems Inc
5998-01-423-9787121635 INTERCHANGEABLE
Electronic Components Assembly
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
6545-01-512-3084C336 INTERCHANGEABLE
X-Ray Wet Processing Set
Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia
5305-01-566-0060121635-1 INTERCHANGEABLE
Screw,machine
L3 Technologies, Inc. Div Communication Systems-West
Cross-Reference Index
Part NumberManufacturer
C336 American Standard Inc Westinghouse Air Brake Co Div (USA)
0R208 General Motors Corp Delco Moraine Ndh Div (USA)
8490736 PRIMARY Us Army Aviation and Missile Command (USA)
0R208 General Motors Corp (USA)
0R208 General Motors Llc Dba General Motors Llc (USA)
0R208 PRIMARY Rbc Bearings Incorporated Div West Trenton Division (USA)
121635 General Motors Corp (USA)
121635 General Motors Llc Dba General Motors Llc (USA)
Related Parts
5998-00-019-9007INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
121635
2520-00-352-5509INTERCHANGEABLE
PLATE
4410-00-377-9863INTERCHANGEABLE
RETARDER,TUBE
3040-00-392-1864INTERCHANGEABLE
PAWL,BLOCKING
121635
6740-01-332-3919INTERCHANGEABLE
PRINTER,PROJECTION,PHOTOGRAPHIC
121-635
5998-01-423-9787INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
121635
6545-01-512-3084INTERCHANGEABLE
X-RAY WET PROCESSING SET
C336
5305-01-566-0060INTERCHANGEABLE
SCREW,MACHINE
121635-1

Frequently Asked Questions

What is NSN 3110-00-156-8425?

NSN 3110-00-156-8425 is a Ring,bearing,outer, manufactured by Us Army Aviation and Missile Command, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-156-8425?

NSN 3110-00-156-8425 has 8 cross-referenced part numbers: C336 (American Standard Inc Westinghouse Air Brake Co Div), 0R208 (General Motors Corp Delco Moraine Ndh Div), 8490736 (Us Army Aviation and Missile Command), 0R208 (General Motors Corp), 0R208 (General Motors Llc Dba General Motors Llc) and 3 more.

What NSN replaces 3110-00-156-8425?

There are 8 known substitutes for 3110-00-156-8425: 5998-00-019-9007, 2520-00-352-5509, 4410-00-377-9863 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8490736?

Key specifications for 8490736: Bore Diameter: 2.7500 INCHES NOMINAL IN; Special Features: OIL HOLES; Overall Outside Diameter: 80.00 MILLIMETERS NOMINAL MM; Surface Finish: GROUND. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-156-8425 still in active supply?

NSN 3110-00-156-8425 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.
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