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AES43M407040DX9A31 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

AES43M407040DX9A31: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: FLAT CHAMFER, head_height: 3.88 MILLIMETERS MINIMUM AND 4.00 MILLIMETERS MAXIMUM MM, thread_class: 6G G, chamfer_angle: 0.40 RADIANS NOMINAL, head_diameter: 6.80 MILLIMETERS MINIMUM AND 7.00 MILLIMETERS MAXIMUM MM. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-725-0768, 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
AES43M407040DX9A31
NSN: 5305-01-725-0768
FSC: 5305 — Screws
CAGE: 05047 — THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleFLAT CHAMFER
head_height3.88 MILLIMETERS MINIMUM AND 4.00 MILLIMETERS MAXIMUM MM
thread_class6G G
chamfer_angle0.40 RADIANS NOMINAL
head_diameter6.80 MILLIMETERS MINIMUM AND 7.00 MILLIMETERS MAXIMUM MM
thread_length20.0 MILLIMETERS NOMINAL MM
fastener_length40.0 MILLIMETERS NOMINAL MM
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_across_flats3.0 MILLIMETERS NOMINAL MM
internal_drive_styleHEXAGON
NSN5305-01-725-0768
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AES43M407040DX9A31 · 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: 3.0 MILLIMETERS NOMINAL MM
•
HEAD HEIGHT: 3.88 MILLIMETERS MINIMUM AND 4.00 MILLIMETERS MAXIMUM MM
•
FASTENER LENGTH: 40.0 MILLIMETERS NOMINAL MM
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM A380 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD PITCH IN MILLIMETERS: 0.7
•
THREAD LENGTH: 20.0 MILLIMETERS NOMINAL MM
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM F837M, CLASS A1-70, COLD WORKED AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 4.0 MILLIMETERS MM
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS3.0 MILLIMETERS NOMINAL MM
HEAD HEIGHT3.88 MILLIMETERS MINIMUM AND 4.00 MILLIMETERS MAXIMUM MM
FASTENER LENGTH40.0 MILLIMETERS NOMINAL MM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM A380 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD PITCH IN MILLIMETERS0.7
THREAD LENGTH20.0 MILLIMETERS NOMINAL MM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM F837M, CLASS A1-70, COLD WORKED AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER4.0 MILLIMETERS MM
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
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

No substitute or cross-reference records for this part.

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 AES43M407040DX9A31?
AES43M407040DX9A31 is a SCREW,CAP,SOCKET HEAD.
What is the NSN for AES43M407040DX9A31?
AES43M407040DX9A31 is cataloged in the U.S. Government catalog under NSN 5305-01-725-0768. This indicates validated use in U.S. government and defense supply chains.
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