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AES18F250A00DG5A86 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

AES18F250A00DG5A86: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: BUTTON, head_height: 0.122 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.419 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN, thread_length: 0.878 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-657-3011, 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
AES18F250A00DG5A86
NSN: 5305-01-657-3011
FSC: 5305 — Screws
CAGE: 05047 — THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleBUTTON
head_height0.122 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.419 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
thread_length0.878 INCHES MINIMUM IN
fastener_length1.000 INCHES MAXIMUM IN
special_featuresOPTIONAL TYPE SELF-LOCKING
thread_directionRIGHT-HAND
surface_treatmentZINC AND CHROMATE OVERALL
width_across_flats0.156 INCHES NOMINAL IN
internal_drive_styleHEXAGON
NSN5305-01-657-3011
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AES18F250A00DG5A86 · 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
KEY FEATURES
•
WIDTH ACROSS FLATS: 0.156 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.122 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.000 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.878 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: BUTTON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.156 INCHES NOMINAL IN
HEAD HEIGHT0.122 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN
FASTENER LENGTH1.000 INCHES MAXIMUM IN
THREAD LENGTH0.878 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEBUTTON
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESOPTIONAL TYPE SELF-LOCKING
SURFACE TREATMENTZINC AND CHROMATE OVERALL
INTERNAL DRIVE STYLEHEXAGON
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES 1
B18.24-2004Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AES18F250A00DG5A86?
AES18F250A00DG5A86 is a SCREW,CAP,SOCKET HEAD.
What parts can replace AES18F250A00DG5A86?
There is 1 known substitute for AES18F250A00DG5A86: B18.24-2004. Substitute compatibility should be verified for your specific system.
What is the NSN for AES18F250A00DG5A86?
AES18F250A00DG5A86 is cataloged in the U.S. Government catalog under NSN 5305-01-657-3011. 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.