PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

NAS43DD4-20FCSpacer,sleeve

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5365-01-438-3583 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-438-3583 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-438-3583. Primary manufacturer part number: NAS43DD4-20FC.
Features
  • Spacer,sleeve — FSC 5365
  • Material: ALUMINUM ALLOY 2024 OVERALL
  • Corner Shape: SQUARE ALL CORNERS
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Body Outside Diameter: 0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM IN
  • Body Inside Diameter: 0.2560 INCHES MINIMUM AND 0.2970 INCHES MAXIMUM IN
  • 2 verified cross-references
  • Primary manufacturer: National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Applications
  • Applications requiring Aluminum Alloy 2024 Overall construction
General Description

The Spacer,sleeve, cataloged under National Stock Number 5365-01-438-3583, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-438-3583
Primary Part NumberNAS43DD4-20FC
Item NameSpacer,sleeve
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusACTIVE
MaterialALUMINUM ALLOY 2024 OVERALL
Corner ShapeSQUARE ALL CORNERS
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Body Outside Diameter0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM IN
Body Inside Diameter0.2560 INCHES MINIMUM AND 0.2970 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Cross-Reference Index
Part NumberManufacturer
NAS43 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
NAS43DD4-20FC PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
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8200931
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5365-00-001-1841
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5365-00-001-1916
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5365-00-001-1940
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Frequently Asked Questions

What is NSN 5365-01-438-3583?

NSN 5365-01-438-3583 is a Spacer,sleeve, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-438-3583?

NSN 5365-01-438-3583 has 2 cross-referenced part numbers: NAS43 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), NAS43DD4-20FC (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).

What are the specifications of NAS43DD4-20FC?

Key specifications for NAS43DD4-20FC: Special Features: CHEMICAL FILM FINISH; Material: ALUMINUM ALLOY 2024 OVERALL; Corner Shape: SQUARE ALL CORNERS; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES. 7 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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