PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6506Bearing,sleeve

Michigan Dynamics Inc · NSN 3120-00-939-0533 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-939-0533 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-939-0533. Primary manufacturer part number: 6506.
Features
  • Bearing,sleeve — FSC 3120
  • Flange Outside Diameter: 0.6700 INCHES MINIMUM AND 0.6900 INCHES MAXIMUM IN
  • Body Outside Diameter: 0.6092 INCHES MINIMUM AND 0.6095 INCHES MAXIMUM IN
  • Flange Width: 0.0920 INCHES MINIMUM AND 0.0960 INCHES MAXIMUM IN
  • Lubricant Accommodation Style: GROOVED SPIRAL CIRCULAR
  • Body Inside Diameter: 0.3300 INCHES MINIMUM AND 0.5300 INCHES MAXIMUM IN
  • Corner Shape: SQUARE INSIDE LEFT CORNER
  • Material: CARBON GRAPHITE OVERALL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Carbon Graphite Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-939-0533, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Michigan Dynamics Inc. Government technical data includes 14 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-939-0533
Primary Part Number6506
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerMichigan Dynamics Inc
StatusACTIVE
Flange Outside Diameter0.6700 INCHES MINIMUM AND 0.6900 INCHES MAXIMUM IN
Body Outside Diameter0.6092 INCHES MINIMUM AND 0.6095 INCHES MAXIMUM IN
Flange Width0.0920 INCHES MINIMUM AND 0.0960 INCHES MAXIMUM IN
Lubricant Accommodation StyleGROOVED SPIRAL CIRCULAR
Body Inside Diameter0.3300 INCHES MINIMUM AND 0.5300 INCHES MAXIMUM IN
Corner ShapeSQUARE INSIDE LEFT CORNER
MaterialCARBON GRAPHITE OVERALL
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Corner ShapeSQUARE INSIDE RIGHT CORNER
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Surface Finish70.0 MICROINCHES LEFT END SURFACE OF FLANGE
Corner ShapeCHAMFERED OUTSIDE LEFT CORNER
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3120-00-107-05286506 INTERCHANGEABLE
Bearing Half Set,sleeve
893 Mfg, Llc
5310-00-115-68906506 INTERCHANGEABLE
Nut,plain,hexagon
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
4940-00-183-0798TP6506 INTERCHANGEABLE
Tip,orifice
Spraying Systems Co
3455-00-232-409919953 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
4730-00-278-20696506 INTERCHANGEABLE
Clamp,hose
Am General Llc
4730-00-278-2523 INTERCHANGEABLE
Clamp,hose
5210-01-174-46896506 INTERCHANGEABLE
Caliper,slide
Central Tools, Inc.
5340-01-201-0897 INTERCHANGEABLE
Strap Assembly
5985-01-215-0811227502 INTERCHANGEABLE
Waveguide Assembly
Microtech Inc Dba Microtech Inc
5310-01-601-69976506 INTERCHANGEABLE
Washer,flat
Harley Davidson Motor Co Inc
Cross-Reference Index
Part NumberManufacturer
6506 PRIMARY Michigan Dynamics Inc (USA)
Related Parts
3120-00-107-0528INTERCHANGEABLE
BEARING HALF SET,SLEEVE
6506
5310-00-115-6890INTERCHANGEABLE
NUT,PLAIN,HEXAGON
6506
4940-00-183-0798INTERCHANGEABLE
TIP,ORIFICE
TP6506
3455-00-232-4099INTERCHANGEABLE
REAMER,MACHINE
19953
4730-00-278-2069INTERCHANGEABLE
CLAMP,HOSE
6506
4730-00-278-2523INTERCHANGEABLE
CLAMP,HOSE
5210-01-174-4689INTERCHANGEABLE
CALIPER,SLIDE
6506
5340-01-201-0897INTERCHANGEABLE
STRAP ASSEMBLY
5985-01-215-0811INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
227502
5310-01-601-6997INTERCHANGEABLE
WASHER,FLAT
6506

Frequently Asked Questions

What is NSN 3120-00-939-0533?

NSN 3120-00-939-0533 is a Bearing,sleeve, manufactured by Michigan Dynamics Inc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-939-0533?

NSN 3120-00-939-0533 has 1 cross-referenced part number: 6506 (Michigan Dynamics Inc).

What NSN replaces 3120-00-939-0533?

There are 10 known substitutes for 3120-00-939-0533: 3120-00-107-0528, 5310-00-115-6890, 4940-00-183-0798 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6506?

Key specifications for 6506: Flange Outside Diameter: 0.6700 INCHES MINIMUM AND 0.6900 INCHES MAXIMUM IN; Body Outside Diameter: 0.6092 INCHES MINIMUM AND 0.6095 INCHES MAXIMUM IN; Flange Width: 0.0920 INCHES MINIMUM AND 0.0960 INCHES MAXIMUM IN; Lubricant Accommodation Style: GROOVED SPIRAL CIRCULAR. 15 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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