PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

405533Bearing,sleeve

Raytheon Company Dba Raytheon · NSN 3120-00-287-9188 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-287-9188 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-287-9188. Primary manufacturer part number: 405533.
Features
  • Bearing,sleeve — FSC 3120
  • Body Outside Diameter: 0.2790 INCHES MINIMUM AND 0.2800 INCHES MAXIMUM IN
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Surface Finish: 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Surface Finish: 125.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
  • Corner Shape: SQUARE LEFT FLANGE BODY CORNER
  • Surface Finish: 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-287-9188, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Raytheon Company Dba Raytheon. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-287-9188
Primary Part Number405533
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Body Outside Diameter0.2790 INCHES MINIMUM AND 0.2800 INCHES MAXIMUM IN
Corner ShapeSQUARE INSIDE RIGHT CORNER
Surface Finish125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Surface Finish125.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Surface Finish63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
Surface Finish125.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE
Surface Finish125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
Corner ShapeSQUARE INSIDE LEFT CORNER
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Surface TreatmentPASSIVATE OVERALL
Corner ShapeSQUARE OUTSIDE LEFT CORNER
MaterialSTEEL OVERALL
Surface Finish125.0 MICROINCHES RIGHT END SURFACE OF BODY
Material Document and ClassificationMIL-S-7720,CONDITION B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Flange Outside Diameter0.3763 INCHES MINIMUM AND 0.3768 INCHES MAXIMUM IN
Body Inside Diameter0.1680 INCHES MINIMUM AND 0.1720 INCHES MAXIMUM IN
Flange Width0.3750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5962-00-543-22952075113-0701 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Dba Raytheon Co
Cross-Reference Index
Part NumberManufacturer
405533 PRIMARY Raytheon Company Dba Raytheon (USA)
Related Parts
5962-00-543-2295INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
2075113-0701

Frequently Asked Questions

What is NSN 3120-00-287-9188?

NSN 3120-00-287-9188 is a Bearing,sleeve, manufactured by Raytheon Company Dba Raytheon, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-287-9188?

NSN 3120-00-287-9188 has 1 cross-referenced part number: 405533 (Raytheon Company Dba Raytheon).

What NSN replaces 3120-00-287-9188?

There is 1 known substitute for 3120-00-287-9188: 5962-00-543-2295. Verify interchangeability with system specifications before substitution.

What are the specifications of 405533?

Key specifications for 405533: Body Outside Diameter: 0.2790 INCHES MINIMUM AND 0.2800 INCHES MAXIMUM IN; Corner Shape: SQUARE INSIDE RIGHT CORNER; Surface Finish: 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY; Corner Shape: SQUARE OUTSIDE RIGHT CORNER. 21 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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