PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

405850-87AGBearing,ball,annular

Reliance Electric · NSN 3110-00-392-0787 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-392-0787 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-392-0787. Primary manufacturer part number: 405850-87AG.
Features
  • Bearing,ball,annular — FSC 3110
  • Lubrication Material Document and Classification: MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
  • Surface Finish: GROUND
  • Load Direction: RADIAL
  • Retainer Fabrication Method: PRESSED
  • Bore Shape: STRAIGHT
  • Material: STEEL COMP E52100 OVERALL
  • Standard Tolerance Designation: ABEC NO.1
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp E52100 Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-392-0787, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Reliance Electric. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-392-0787
Primary Part Number405850-87AG
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerReliance Electric
StatusCANCELLED
Lubrication Material Document and ClassificationMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
Surface FinishGROUND
Load DirectionRADIAL
Retainer Fabrication MethodPRESSED
Bore ShapeSTRAIGHT
MaterialSTEEL COMP E52100 OVERALL
Standard Tolerance DesignationABEC NO.1
Internal Fit-Up DesignationLOOSE
Shield Quantity2
Lubrication MaterialGREASE
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Overall Outside Diameter100.0 MILLIMETERS NOMINAL MM
Bore Diameter45.0 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-144-8663 INTERCHANGEABLE
Bearing,ball,annular
3110-00-289-6835 INTERCHANGEABLE
Bearing,ball,annular
3110-00-293-9017 INTERCHANGEABLE
Bearing,ball,annular
3110-00-406-3653 INTERCHANGEABLE
Bearing,ball,annular
3110-00-554-3265 INTERCHANGEABLE
Bearing,ball,annular
3110-00-554-5719 INTERCHANGEABLE
Bearing,ball,annular
3110-00-752-7775 INTERCHANGEABLE
Bearing,ball,annular
3110-00-807-3506 INTERCHANGEABLE
Bearing,ball,annular
3110-00-812-7805 INTERCHANGEABLE
Bearing,ball,annular
3110-00-923-5136 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
405850-87AG Reliance Electric (USA)
416821-52-FK Reliance Electric (USA)
45BC03XPP3M Reliance Electric (USA)
405850-90AG Reliance Electric (USA)
416821-2-FK Reliance Electric Company Dba Reliance & Dodge Brands (USA)
AA59585-209JCCL Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
A-A-59585 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
405850-95AG Reliance Electric (USA)
FF-B-171/05 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
FF-B-171/05J09C3D Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
3110-00-144-8663INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-289-6835INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-293-9017INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-406-3653INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-554-3265INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-554-5719INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-752-7775INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-807-3506INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-812-7805INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-923-5136INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-01-139-9995INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-01-181-0516INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 3110-00-392-0787?

NSN 3110-00-392-0787 is a Bearing,ball,annular, manufactured by Reliance Electric, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-392-0787?

NSN 3110-00-392-0787 has 10 cross-referenced part numbers: 405850-87AG (Reliance Electric), 416821-52-FK (Reliance Electric), 45BC03XPP3M (Reliance Electric), 405850-90AG (Reliance Electric), 416821-2-FK (Reliance Electric Company Dba Reliance & Dodge Brands) and 5 more.

What NSN replaces 3110-00-392-0787?

There are 12 known substitutes for 3110-00-392-0787: 3110-00-144-8663, 3110-00-289-6835, 3110-00-293-9017 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 405850-87AG?

Key specifications for 405850-87AG: Overall Width: 25.0 MILLIMETERS NOMINAL MM; Lubrication Material Document and Classification: MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE; Surface Finish: GROUND; Load Direction: RADIAL. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-392-0787 still in active supply?

NSN 3110-00-392-0787 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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