PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

532504-2Bearing,sleeve

Ontic Engineering & Manufacturing, Inc Dba Ontic Us · NSN 3120-00-758-1451 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-758-1451 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-758-1451. Primary manufacturer part number: 532504-2.
Features
  • Bearing,sleeve — FSC 3120
  • Body Inside Diameter: 0.1400 INCHES MINIMUM AND 0.1460 INCHES MAXIMUM IN
  • Surface Finish: 16.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
  • Surface Treatment: OXIDE OVERALL
  • Surface Finish: 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Corner Shape: SQUARE LEFT FLANGE BODY CORNER
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 4130 Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-758-1451, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, 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
NSN3120-00-758-1451
Primary Part Number532504-2
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerOntic Engineering & Manufacturing, Inc Dba Ontic Us
StatusACTIVE
Body Inside Diameter0.1400 INCHES MINIMUM AND 0.1460 INCHES MAXIMUM IN
Surface Finish16.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
Surface TreatmentOXIDE OVERALL
Surface Finish125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Corner ShapeSQUARE INSIDE RIGHT CORNER
Surface Finish125.0 MICROINCHES RIGHT END SURFACE OF BODY
Surface Finish125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
Material Document and ClassificationMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Surface Finish125.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE
Corner ShapeSQUARE INSIDE LEFT CORNER
MaterialSTEEL COMP 4130 OVERALL
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Surface Finish125.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Flange Width0.0500 INCHES MINIMUM AND 0.0600 INCHES MAXIMUM IN
Body Outside Diameter0.1850 INCHES MINIMUM AND 0.1860 INCHES MAXIMUM IN
Flange Outside Diameter0.2460 INCHES MINIMUM AND 0.2480 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5985-00-957-1860355D INTERCHANGEABLE
Attenuator,variable
Keysight Technologies Inc
Cross-Reference Index
Part NumberManufacturer
532504-2 Honeywell International Inc. Div Aerospace - Torrance (USA)
532504-2 PRIMARY Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA)
532504-2 Moog Military Aircraft Llc (USA)
Related Parts
5985-00-957-1860INTERCHANGEABLE
ATTENUATOR,VARIABLE
355D

Frequently Asked Questions

What is NSN 3120-00-758-1451?

NSN 3120-00-758-1451 is a Bearing,sleeve, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-758-1451?

NSN 3120-00-758-1451 has 3 cross-referenced part numbers: 532504-2 (Honeywell International Inc. Div Aerospace - Torrance), 532504-2 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us), 532504-2 (Moog Military Aircraft Llc).

What NSN replaces 3120-00-758-1451?

There is 1 known substitute for 3120-00-758-1451: 5985-00-957-1860. Verify interchangeability with system specifications before substitution.

What are the specifications of 532504-2?

Key specifications for 532504-2: Body Inside Diameter: 0.1400 INCHES MINIMUM AND 0.1460 INCHES MAXIMUM IN; Surface Finish: 16.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE; Surface Treatment: OXIDE OVERALL; Surface Finish: 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY. 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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