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NAS43DD4-20FC — Technical Data Sheet

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— · COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SPACER,SLEEVE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.3075 INCHES MINIMUM AND 0.3175 INCHES MAXIMUM IN, special_features: CHEMICAL FILM FINISH, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.2560 INCHES MINIMUM AND 0.2970 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-438-3583, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
NAS43DD4-20FC
NSN: 5365-01-438-3583
FSC: 5365
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.3075 INCHES MINIMUM AND 0.3175 INCHES MAXIMUM IN
special_featuresCHEMICAL FILM FINISH
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.2560 INCHES MINIMUM AND 0.2970 INCHES MAXIMUM IN
body_outside_diameter0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM IN
NSN5365-01-438-3583
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPACER,SLEEVE TITLE COMPONENT PN NAS43DD4-20FC MFR SPACER,SLEEVE
KEY FEATURES
•
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
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESCHEMICAL FILM FINISH
MATERIALALUMINUM ALLOY 2024 OVERALL
CORNER SHAPESQUARE ALL CORNERS
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH0.3075 INCHES MINIMUM AND 0.3175 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.2560 INCHES MINIMUM AND 0.2970 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 1
NAS43Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NAS43DD4-20FC?
NAS43DD4-20FC is a SPACER,SLEEVE.
What parts can replace NAS43DD4-20FC?
There is 1 known substitute for NAS43DD4-20FC: NAS43. Substitute compatibility should be verified for your specific system.
What is the NSN for NAS43DD4-20FC?
NAS43DD4-20FC is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-438-3583. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: August 2026