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Technical Data Sheet
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A559-23 — A559-23

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

A559-23: A559-23.

The A559-23 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5307-00-797-9653, 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
A559-23
NSN: 5307-00-797-9653
FSC: 5307 — Studs
CAGE: 34228 — L3 TECHNOLOGIES, INC. DIV L3 KEO (USA)
SPECIFICATIONS
Part NumberA559-23
NSN5307-00-797-9653
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A559-23 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
OTHER ITEMS IN FSC 5307 — Studs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625
SUBSTITUTES & CROSS-REFERENCES 2
F559-5ITEM8Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
F559-5PC8Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A559-23?
A559-23 is a A559-23.
What parts can replace A559-23?
There are 2 known substitutes for A559-23: F559-5ITEM8, F559-5PC8. Substitute compatibility should be verified for your specific system.
What is the NSN for A559-23?
A559-23 is cataloged in the U.S. Government catalog under NSN 5307-00-797-9653. This indicates validated use in U.S. government and defense supply chains.
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