PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AA407-4Bearing,sleeve

Beemer Precision Inc · NSN 3120-00-287-6285 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-287-6285 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-287-6285. Primary manufacturer part number: AA407-4.
Features
  • Bearing,sleeve — FSC 3120
  • Nondefinitive Spec/std Data: 1 TYPE AND A COMPOSITION
  • Material: OIL LUBRICATING LUBRICATION
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Material: COPPER ALLOY OVERALL
  • Body Inside Diameter: 0.3115 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
  • Corner Shape: SQUARE ALL CORNERS
  • Material Document and Classification: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Oil Lubricating Lubrication construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-287-6285, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Beemer Precision Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-00-287-6285
Primary Part NumberAA407-4
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerBeemer Precision Inc
StatusCANCELLED
Nondefinitive Spec/std Data1 TYPE AND A COMPOSITION
MaterialOIL LUBRICATING LUBRICATION
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
MaterialCOPPER ALLOY OVERALL
Body Inside Diameter0.3115 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
Corner ShapeSQUARE ALL CORNERS
Material Document and ClassificationMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Body Outside Diameter0.4390 INCHES MINIMUM AND 0.4400 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
2530-00-517-33777440-5 INTERCHANGEABLE
Cap,grease
Saginaw Products Corporation Dba Cignys
3020-00-795-9536A4074 INTERCHANGEABLE
Gear Cluster
Simmonds Precision Products Inc
6810-01-447-4950 INTERCHANGEABLE
Alcohol,denatured
Cross-Reference Index
Part NumberManufacturer
K9773255 General Electric Company (USA)
AA407-4 PRIMARY Beemer Precision Inc (USA)
A407-4 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
AA407-4 PRIMARY Chrysler Corp Amplex Div (USA)
MILB5687 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
K9773255 General Electric Co Apparatus Group (USA)
12Z10003-500 Naval Ordnance Standards (USA)
SL312-12 Masten Bunting Eagle-Picher Bearings Div Eagle-Picher Industries Inc (USA)
A407-4 PRIMARY Chrysler Corp Amplex Div (USA)
Related Parts
2530-00-517-3377INTERCHANGEABLE
CAP,GREASE
7440-5
3020-00-795-9536INTERCHANGEABLE
GEAR CLUSTER
A4074
6810-01-447-4950INTERCHANGEABLE
ALCOHOL,DENATURED

Frequently Asked Questions

What is NSN 3120-00-287-6285?

NSN 3120-00-287-6285 is a Bearing,sleeve, manufactured by Beemer Precision Inc, classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-287-6285?

NSN 3120-00-287-6285 has 9 cross-referenced part numbers: K9773255 (General Electric Company), AA407-4 (Beemer Precision Inc), A407-4 (Chrysler Realty Company Llc Dba Daimler Chrysler), AA407-4 (Chrysler Corp Amplex Div), MILB5687 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 4 more.

What NSN replaces 3120-00-287-6285?

There are 3 known substitutes for 3120-00-287-6285: 2530-00-517-3377, 3020-00-795-9536, 6810-01-447-4950. Verify interchangeability with system specifications before substitution.

What are the specifications of AA407-4?

Key specifications for AA407-4: Nondefinitive Spec/std Data: 1 TYPE AND A COMPOSITION; Material: OIL LUBRICATING LUBRICATION; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Material: COPPER ALLOY OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-287-6285 still in active supply?

NSN 3120-00-287-6285 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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