PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5005578Bearing,ball,duplex

Raytheon Company Dba Raytheon · NSN 3110-01-266-8410 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-266-8410 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-266-8410. Primary manufacturer part number: 5005578.
Features
  • Bearing,ball,duplex — FSC 3110
  • Load Direction: ANGULAR
  • Contact Angle: 19.0 DEGREES MAXIMUM
  • Lubrication Material Document and Classification: RHEOLUBE 951,CAGEC 82577 MFR REF SINGLE MATERIAL RESPONSE
  • Material: STEEL COMP 440C BALL
  • Style Designator: UNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE
  • Material: GREASE LUBRICATION
  • Material Document and Classification: UNABLE TO DECODE
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 440c Ball construction
General Description

The Bearing,ball,duplex, cataloged under National Stock Number 3110-01-266-8410, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Raytheon Company Dba Raytheon. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-266-8410
Primary Part Number5005578
Item NameBearing,ball,duplex
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Load DirectionANGULAR
Contact Angle19.0 DEGREES MAXIMUM
Lubrication Material Document and ClassificationRHEOLUBE 951,CAGEC 82577 MFR REF SINGLE MATERIAL RESPONSE
MaterialSTEEL COMP 440C BALL
Style DesignatorUNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE
MaterialGREASE LUBRICATION
Material Document and ClassificationUNABLE TO DECODE
Retainer Fabrication MethodMACHINED
Standard Tolerance DesignationABEC NO. 5T
Surface FinishGROUND
Material Document and ClassificationUNABLE TO DECODE
MaterialPLASTIC PHENOLIC RETAINER
Material Document and ClassificationUNABLE TO DECODE
Overall Outside Diameter1.7496 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
MaterialSTEEL COMP 440C OUTER RING
Bore Diameter1.4997 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM IN
MaterialSTEEL COMP 440C INNER RING
Bearing Preload Rating5.0 POUNDS MINIMUM AND 20.0 POUNDS MAXIMUM LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5940-00-087-9065T163 INTERCHANGEABLE
Terminal,lug
Tattnall, County of Dba Tattnall County Sheriffs Office
3110-00-117-0762 INTERCHANGEABLE
Bearing,roller,thrust
5340-01-094-76305005578-1 INTERCHANGEABLE
Rod End,threaded
Hamilton Sundstrand Corporation
3010-01-131-7837T16-3 INTERCHANGEABLE
Coupling,shaft,flexible
Roller Bearing Co of America, Inc Div Pic Design
3110-01-197-5168T163 INTERCHANGEABLE
Bearing
Hme, Inc. Dba Hme Ahrens-Fox
5930-01-243-42915005-578 INTERCHANGEABLE
Switch Subassembly
Raytheon Company Div Rmd Strategic
Cross-Reference Index
Part NumberManufacturer
5005578 Mpb Corp Div Timken Super Precision (USA)
T163 Mpb Corp Div Timken Super Precision (USA)
5005578 PRIMARY Raytheon Company Dba Raytheon (USA)
Related Parts
5940-00-087-9065INTERCHANGEABLE
TERMINAL,LUG
T163
3110-00-117-0762INTERCHANGEABLE
BEARING,ROLLER,THRUST
5340-01-094-7630INTERCHANGEABLE
ROD END,THREADED
5005578-1
3010-01-131-7837INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
T16-3
3110-01-197-5168INTERCHANGEABLE
BEARING
T163
5930-01-243-4291INTERCHANGEABLE
SWITCH SUBASSEMBLY
5005-578

Frequently Asked Questions

What is NSN 3110-01-266-8410?

NSN 3110-01-266-8410 is a Bearing,ball,duplex, manufactured by Raytheon Company Dba Raytheon, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-266-8410?

NSN 3110-01-266-8410 has 3 cross-referenced part numbers: 5005578 (Mpb Corp Div Timken Super Precision), T163 (Mpb Corp Div Timken Super Precision), 5005578 (Raytheon Company Dba Raytheon).

What NSN replaces 3110-01-266-8410?

There are 6 known substitutes for 3110-01-266-8410: 5940-00-087-9065, 3110-00-117-0762, 5340-01-094-7630 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5005578?

Key specifications for 5005578: Load Direction: ANGULAR; Contact Angle: 19.0 DEGREES MAXIMUM; Lubrication Material Document and Classification: RHEOLUBE 951,CAGEC 82577 MFR REF SINGLE MATERIAL RESPONSE; Overall Width: 0.3020 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN. 19 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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