PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A3383Bearing,sleeve

Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division · NSN 3120-00-554-5077 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-554-5077 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-554-5077. Primary manufacturer part number: A3383.
Features
  • Bearing,sleeve — FSC 3120
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
  • Corner Shape: SQUARE ALL CORNERS
  • Surface Groove Location and Quantity: 1 INTERNAL
  • Lubricant Accommodation Style: GROOVED CIRCULAR
  • Material: STEEL COMP 1015 OVERALL
  • Material: OIL LUBRICATING LUBRICATION
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 1015 Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-554-5077, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-554-5077
Primary Part NumberA3383
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division
StatusACTIVE
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Corner ShapeSQUARE ALL CORNERS
Surface Groove Location and Quantity1 INTERNAL
Lubricant Accommodation StyleGROOVED CIRCULAR
MaterialSTEEL COMP 1015 OVERALL
MaterialOIL LUBRICATING LUBRICATION
Body Inside Diameter0.6254 INCHES MINIMUM AND 0.6256 INCHES MAXIMUM IN
Body Outside Diameter0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5342-01-086-15243383 INTERCHANGEABLE
Bracket,acceleromet
Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
Cross-Reference Index
Part NumberManufacturer
A3383 Eaton Motor Site (USA)
A3383 PRIMARY Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division (USA)
Related Parts
5342-01-086-1524INTERCHANGEABLE
BRACKET,ACCELEROMET
3383

Frequently Asked Questions

What is NSN 3120-00-554-5077?

NSN 3120-00-554-5077 is a Bearing,sleeve, manufactured by Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-554-5077?

NSN 3120-00-554-5077 has 2 cross-referenced part numbers: A3383 (Eaton Motor Site), A3383 (Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division).

What NSN replaces 3120-00-554-5077?

There is 1 known substitute for 3120-00-554-5077: 5342-01-086-1524. Verify interchangeability with system specifications before substitution.

What are the specifications of A3383?

Key specifications for A3383: Overall Length: 0.6820 INCHES MINIMUM AND 0.6870 INCHES MAXIMUM IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL; Corner Shape: SQUARE ALL CORNERS. 10 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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