PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

206-010-459-001Bearing,sleeve

New Hampshire Ball Bearings Inc Div Astro Division · NSN 3120-00-179-7325 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-179-7325 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-179-7325. Primary manufacturer part number: 206-010-459-001.
Features
  • Bearing,sleeve — FSC 3120
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
  • Material: PLASTIC POLYTETRAFLUOROETHYLENE INNER LAYER
  • Body Outside Diameter: 2.8600 INCHES MINIMUM AND 2.8840 INCHES MAXIMUM IN
  • Body Inside Diameter: 2.6770 INCHES MINIMUM AND 2.6970 INCHES MAXIMUM IN
  • Surface Finish: 63.0 MICROINCHES OVERALL
  • Material Document and Classification: AMS4120 ASSN STD 1ST MATERIAL RESPONSE AND AMS4121 ASSN STD 2ND MATERIAL RESPONSE AND AMS4122 ASSN STD 3RD MATERIAL RESPONSE OUTER LAYER
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Plastic Polytetrafluoroethylene Inner Layer construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-179-7325, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is New Hampshire Ball Bearings Inc Div Astro Division. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 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
NSN3120-00-179-7325
Primary Part Number206-010-459-001
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerNew Hampshire Ball Bearings Inc Div Astro Division
StatusACTIVE
Corner ShapeSQUARE OUTSIDE LEFT CORNER
MaterialPLASTIC POLYTETRAFLUOROETHYLENE INNER LAYER
Body Outside Diameter2.8600 INCHES MINIMUM AND 2.8840 INCHES MAXIMUM IN
Body Inside Diameter2.6770 INCHES MINIMUM AND 2.6970 INCHES MAXIMUM IN
Surface Finish63.0 MICROINCHES OVERALL
Material Document and ClassificationAMS4120 ASSN STD 1ST MATERIAL RESPONSE AND AMS4121 ASSN STD 2ND MATERIAL RESPONSE AND AMS4122 ASSN STD 3RD MATERIAL RESPONSE OUTER LAYER
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Surface TreatmentANODIZE OVERALL
Corner ShapeCHAMFERED INSIDE LEFT CORNER
Style DesignatorSPLIT, PLAIN, NO OUTSIDE FLANGES
MaterialALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 2014 OR ALUMINUM ALLOY 7075 OUTER LAYER
Corner ShapeCHAMFERED INSIDE RIGHT CORNER
Surface Treatment Document and ClassificationMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6645-00-755-978290886 INTERCHANGEABLE
Timer,sequential
B.c. Systems Inc. Dba Bc Systems Inc
4240-01-627-228590886 INTERCHANGEABLE
Adapter,hydration System to Mask
Camelbak Products, Llc Dba Camelbak
Cross-Reference Index
Part NumberManufacturer
NH43-201A New Hampshire Ball Bearings Inc Div Astro Division (USA)
206-010-459-001 Bell Textron Inc (USA)
90886 Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA)
206-010-459-001 PRIMARY New Hampshire Ball Bearings Inc Div Astro Division (USA)
206-010-459-001 PRIMARY Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA)
206-010-459-001 PRIMARY Rexnord Industries, Llc Div Aerosspace Bearing Operation (USA)
206-010-459-001 PRIMARY Rbc Aircraft Products, Inc. (USA)
BJ86TF89-16E9250 Timken Co Div the Timken Company (USA)
BJ86TF89-16E9250 Rbc Aircraft Products, Inc. (USA)
YTS581 Rexnord Industries, Llc Div Aerosspace Bearing Operation (USA)
Related Parts
6645-00-755-9782INTERCHANGEABLE
TIMER,SEQUENTIAL
90886
4240-01-627-2285INTERCHANGEABLE
ADAPTER,HYDRATION SYSTEM TO MASK
90886

Frequently Asked Questions

What is NSN 3120-00-179-7325?

NSN 3120-00-179-7325 is a Bearing,sleeve, manufactured by New Hampshire Ball Bearings Inc Div Astro Division, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-179-7325?

NSN 3120-00-179-7325 has 10 cross-referenced part numbers: NH43-201A (New Hampshire Ball Bearings Inc Div Astro Division), 206-010-459-001 (Bell Textron Inc), 90886 (Rbc Transport Dynamics Corp Div Rbc Transport Dynamics), 206-010-459-001 (New Hampshire Ball Bearings Inc Div Astro Division), 206-010-459-001 (Rbc Transport Dynamics Corp Div Rbc Transport Dynamics) and 5 more.

What NSN replaces 3120-00-179-7325?

There are 2 known substitutes for 3120-00-179-7325: 6645-00-755-9782, 4240-01-627-2285. Verify interchangeability with system specifications before substitution.

What are the specifications of 206-010-459-001?

Key specifications for 206-010-459-001: Corner Shape: SQUARE OUTSIDE LEFT CORNER; Material: PLASTIC POLYTETRAFLUOROETHYLENE INNER LAYER; Overall Length: 0.5000 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN; Body Outside Diameter: 2.8600 INCHES MINIMUM AND 2.8840 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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