PartsTable TECHNICAL DATA SHEET
OCTOBER 2026Technical Data Sheet

NAS43DD6-140NSpacer,sleeve

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5365-01-358-1675 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-358-1675 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-358-1675. Primary manufacturer part number: NAS43DD6-140N.
Features
  • Spacer,sleeve — FSC 5365
  • Material Document and Classification: WW-T-700/3,TY1,T3 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Body Outside Diameter: 0.4850 INCHES MINIMUM AND 0.5150 INCHES MAXIMUM IN
  • Body Inside Diameter: 0.3770 INCHES MINIMUM AND 0.4270 INCHES MAXIMUM IN
  • Corner Shape: SQUARE ALL CORNERS
  • Surface Treatment Document and Classification: MIL-A-8625,TY1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Surface Treatment: ANODIZE OVERALL
  • Material: ALUMINUM ALLOY 2024 OVERALL
Applications
  • Applications requiring Aluminum Alloy 2024 Overall construction
General Description

The Spacer,sleeve, cataloged under National Stock Number 5365-01-358-1675, 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 9 verified specifications, sourced from the Federal Logistics Information System. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the government interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-358-1675
Primary Part NumberNAS43DD6-140N
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
Material Document and ClassificationWW-T-700/3,TY1,T3 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Body Outside Diameter0.4850 INCHES MINIMUM AND 0.5150 INCHES MAXIMUM IN
Body Inside Diameter0.3770 INCHES MINIMUM AND 0.4270 INCHES MAXIMUM IN
Corner ShapeSQUARE ALL CORNERS
Surface Treatment Document and ClassificationMIL-A-8625,TY1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Surface TreatmentANODIZE OVERALL
MaterialALUMINUM ALLOY 2024 OVERALL
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Specification/standard Data80205-NAS43 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
⇄ Verified Substitutes 8
No Item Name Available
No Item Name Available
5365-00-001-12928200931 SAME_FSC
Plug,machine Thread
No Item Name Available
5365-00-001-1841123CSM51841-11 SAME_FSC
Ring,torque,tube,inboard,rudder
No Item Name Available
No Item Name Available
No Item Name Available
Cross-Reference Index
Part NumberManufacturer
NAS43DD6-140N PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
NAS43 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
Related Parts
5365-00-000-6078INTERCHANGEABLE
NO ITEM NAME AVAILABLE
5365-00-000-7436INTERCHANGEABLE
NO ITEM NAME AVAILABLE
5365-00-001-1292INTERCHANGEABLE
PLUG,MACHINE THREAD
8200931
5365-00-001-1365INTERCHANGEABLE
NO ITEM NAME AVAILABLE
5365-00-001-1841INTERCHANGEABLE
RING,TORQUE,TUBE,INBOARD,RUDDER
123CSM51841-11
5365-00-001-1915INTERCHANGEABLE
NO ITEM NAME AVAILABLE
5365-00-001-1916INTERCHANGEABLE
NO ITEM NAME AVAILABLE
5365-00-001-1940INTERCHANGEABLE
NO ITEM NAME AVAILABLE

Frequently Asked Questions

What is NSN 5365-01-358-1675?

NSN 5365-01-358-1675 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 5365-01-358-1675?

NSN 5365-01-358-1675 has 2 cross-referenced part numbers: NAS43DD6-140N (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), NAS43 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).

What NSN replaces 5365-01-358-1675?

There are 8 known substitutes for 5365-01-358-1675: 5365-00-000-6078, 5365-00-000-7436, 5365-00-001-1292 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NAS43DD6-140N?

Key specifications for NAS43DD6-140N: Material Document and Classification: WW-T-700/3,TY1,T3 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Body Outside Diameter: 0.4850 INCHES MINIMUM AND 0.5150 INCHES MAXIMUM IN; Body Inside Diameter: 0.3770 INCHES MINIMUM AND 0.4270 INCHES MAXIMUM IN; Corner Shape: SQUARE ALL CORNERS. 11 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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