PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28441Bearing,sleeve

Hydro-Aire Aerospace Corp · NSN 3120-01-015-5231 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-015-5231 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-015-5231. Primary manufacturer part number: 28441.
Features
  • Bearing,sleeve — FSC 3120
  • Body Outside Diameter: 0.6260 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM IN
  • Flange Width: 0.0600 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM IN
  • Material: COPPER ALLOY OVERALL
  • Body Inside Diameter: 0.3590 INCHES NOMINAL IN
  • 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 Copper Alloy Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-01-015-5231, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Hydro-Aire Aerospace Corp. 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-01-015-5231
Primary Part Number28441
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerHydro-Aire Aerospace Corp
StatusACTIVE
Body Outside Diameter0.6260 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM IN
Flange Width0.0600 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM IN
MaterialCOPPER ALLOY OVERALL
Body Inside Diameter0.3590 INCHES NOMINAL IN
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Corner ShapeSQUARE INSIDE RIGHT CORNER
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Surface Finish125.0 MICROINCHES OVERALL
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Flange Outside Diameter0.7500 INCHES NOMINAL IN
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Surface TreatmentCADMIUM OVERALL
Corner ShapeSQUARE INSIDE LEFT CORNER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3110-00-109-1124 INTERCHANGEABLE
Bearing,ball,annular
6680-00-251-224728441 INTERCHANGEABLE
Transmitter,liquid Quantity
Janke & Company Inc Dba Electronic Brazing Co Div
5305-00-252-5070MS35307-346 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
3020-00-267-335125 INTERCHANGEABLE
Chain,roller
Diamond Chain Co Div of Amsted Industries Inc
4820-00-308-985228441 INTERCHANGEABLE
Valve Assy,equalize
Leslie Controls, Inc. Dba Leslie Controls Inc
5930-00-557-42272131815-11 INTERCHANGEABLE
Switch,code Indicating Wheel
Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div
3120-01-007-0532 INTERCHANGEABLE
Bearing,sleeve
5340-01-193-0580028441 INTERCHANGEABLE
Hook,spring
Abd Intl Inc Dba Abdick
4720-01-351-811628441 INTERCHANGEABLE
Hose,nonmetallic
Gates Corporation
Cross-Reference Index
Part NumberManufacturer
28441 PRIMARY Hydro-Aire Aerospace Corp (USA)
Related Parts
3110-00-109-1124INTERCHANGEABLE
BEARING,BALL,ANNULAR
6680-00-251-2247INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
28441
5305-00-252-5070INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS35307-346
3020-00-267-3351INTERCHANGEABLE
CHAIN,ROLLER
25
4820-00-308-9852INTERCHANGEABLE
VALVE ASSY,EQUALIZE
28441
5930-00-557-4227INTERCHANGEABLE
SWITCH,CODE INDICATING WHEEL
2131815-11
3120-01-007-0532INTERCHANGEABLE
BEARING,SLEEVE
5340-01-193-0580INTERCHANGEABLE
HOOK,SPRING
028441
4720-01-351-8116INTERCHANGEABLE
HOSE,NONMETALLIC
28441

Frequently Asked Questions

What is NSN 3120-01-015-5231?

NSN 3120-01-015-5231 is a Bearing,sleeve, manufactured by Hydro-Aire Aerospace Corp, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-015-5231?

NSN 3120-01-015-5231 has 1 cross-referenced part number: 28441 (Hydro-Aire Aerospace Corp).

What NSN replaces 3120-01-015-5231?

There are 9 known substitutes for 3120-01-015-5231: 3110-00-109-1124, 6680-00-251-2247, 5305-00-252-5070 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 28441?

Key specifications for 28441: Body Outside Diameter: 0.6260 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM IN; Flange Width: 0.0600 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM IN; Material: COPPER ALLOY OVERALL; Overall Length: 0.3750 INCHES NOMINAL IN. 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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