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55A40D17-12 — 55A40D17-12

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

55A40D17-12: 55A40D17-12.

The 55A40D17-12 is a the manufacturer industrial component. Key specifications include material: STEEL, construction: ONE-PIECE, outside_diameter: 1.000 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 0.594 INCHES NOMINAL IN, overall_thickness: 0.002 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5365-01-420-4956, 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
55A40D17-12
NSN: 5365-01-420-4956
NIINs: 014204956, 014258166
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL
constructionONE-PIECE
outside_diameter1.000 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter0.594 INCHES NOMINAL IN
overall_thickness0.002 INCHES NOMINAL IN
surface_treatmentPASSIVATE
NSN5365-01-420-4956
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 55A40D17-12 TITLE COMPONENT PN 55A40D17-12 MFR 55A40D17-12
KEY FEATURES
•
OVERALL THICKNESS: 0.002 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
OUTSIDE DIAMETER: 1.000 INCHES NOMINAL IN
•
APERTURE DIAMETER: 0.594 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE
•
MATERIAL: STEEL
•
CONSTRUCTION: ONE-PIECE
TECHNICAL CHARACTERISTICS
OVERALL THICKNESS0.002 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
OUTSIDE DIAMETER1.000 INCHES NOMINAL IN
APERTURE DIAMETER0.594 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE
MATERIALSTEEL
CONSTRUCTIONONE-PIECE
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 55A40D17-12?
55A40D17-12 is a 55A40D17-12.
What is the NSN for 55A40D17-12?
55A40D17-12 is cataloged in the U.S. Government catalog under NSN 5365-01-420-4956. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.