PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

F451-1Bearing,sleeve

Fabrication Specialty Inc Dba Fabrication Specialty Inc · NSN 3120-00-691-5605 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-691-5605 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-691-5605. Primary manufacturer part number: F451-1.
Features
  • Bearing,sleeve — FSC 3120
  • Corner Shape: SQUARE LEFT FLANGE BODY CORNER
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Flange Width: 0.0620 INCHES NOMINAL IN
  • Flange Outside Diameter: 0.5610 INCHES MINIMUM AND 0.5620 INCHES MAXIMUM IN
  • Body Outside Diameter: 0.4390 INCHES MINIMUM AND 0.4400 INCHES MAXIMUM IN
  • Style Designator: SOLID, EXTERNAL FLANGE ONE END
  • Material: LUBRICANT LUBRICATION
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Lubricant Lubrication construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-691-5605, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Fabrication Specialty Inc Dba Fabrication Specialty Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-691-5605
Primary Part NumberF451-1
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerFabrication Specialty Inc Dba Fabrication Specialty Inc
StatusACTIVE
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Corner ShapeSQUARE INSIDE RIGHT CORNER
Flange Width0.0620 INCHES NOMINAL IN
Flange Outside Diameter0.5610 INCHES MINIMUM AND 0.5620 INCHES MAXIMUM IN
Body Outside Diameter0.4390 INCHES MINIMUM AND 0.4400 INCHES MAXIMUM IN
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
MaterialLUBRICANT LUBRICATION
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Body Inside Diameter0.3120 INCHES MINIMUM AND 0.3130 INCHES MAXIMUM IN
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
MaterialCOPPER ALLOY OVERALL
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2530-00-737-1894FD4511 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
3120-00-781-7298F451-1 INTERCHANGEABLE
Bearing,sleeve
Beemer Precision Inc
Cross-Reference Index
Part NumberManufacturer
F451-1 Chrysler Corp Amplex Div (USA)
F451-1 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
F451-1 PRIMARY Fabrication Specialty Inc Dba Fabrication Specialty Inc (USA)
F451-1 Ralynn Equipment Corp (USA)
Y-1037-58 Breeze-Eastern Llc (USA)
Related Parts
2530-00-737-1894INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
FD4511
3120-00-781-7298INTERCHANGEABLE
BEARING,SLEEVE
F451-1

Frequently Asked Questions

What is NSN 3120-00-691-5605?

NSN 3120-00-691-5605 is a Bearing,sleeve, manufactured by Fabrication Specialty Inc Dba Fabrication Specialty Inc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-691-5605?

NSN 3120-00-691-5605 has 5 cross-referenced part numbers: F451-1 (Chrysler Corp Amplex Div), F451-1 (Chrysler Realty Company Llc Dba Daimler Chrysler), F451-1 (Fabrication Specialty Inc Dba Fabrication Specialty Inc), F451-1 (Ralynn Equipment Corp), Y-1037-58 (Breeze-Eastern Llc).

What NSN replaces 3120-00-691-5605?

There are 2 known substitutes for 3120-00-691-5605: 2530-00-737-1894, 3120-00-781-7298. Verify interchangeability with system specifications before substitution.

What are the specifications of F451-1?

Key specifications for F451-1: Corner Shape: SQUARE LEFT FLANGE BODY CORNER; Corner Shape: SQUARE INSIDE RIGHT CORNER; Flange Width: 0.0620 INCHES NOMINAL IN; Flange Outside Diameter: 0.5610 INCHES MINIMUM AND 0.5620 INCHES MAXIMUM IN. 14 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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