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93580A640 — STUD,SELF-LOCKING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

93580A640: STUD,SELF-LOCKING.

The STUD,SELF-LOCKING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302, head_length: 0.135 INCHES MAXIMUM IN, thread_class: 2A STUD THREAD A, head_diameter: 0.352 INCHES MAXIMUM IN, thread_length: 1.500 INCHES NOMINAL STUD THREAD IN, overall_length: 1.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-614-3674, 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
93580A640
NSN: 5307-01-614-3674
FSC: 5307 — Studs
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL COMP 302
head_length0.135 INCHES MAXIMUM IN
thread_class2A STUD THREAD A
head_diameter0.352 INCHES MAXIMUM IN
thread_length1.500 INCHES NOMINAL STUD THREAD IN
overall_length1.500 INCHES NOMINAL IN
locking_featureHEAD SERRATIONS
style_designatorSELF-LOCKING
thread_directionRIGHT-HAND STUD THREAD
nominal_thread_size0.250 INCHES STUD THREAD IN
end_item_identificationB-1
thread_quantity_per_inch20 STUD THREAD
NSN5307-01-614-3674
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 93580A640 · 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
•
THREAD LENGTH: 1.500 INCHES NOMINAL STUD THREAD IN
•
STYLE DESIGNATOR: SELF-LOCKING
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
•
NOMINAL THREAD SIZE: 0.250 INCHES STUD THREAD IN
•
HEAD LENGTH: 0.135 INCHES MAXIMUM IN
•
LOCKING FEATURE: HEAD SERRATIONS
TECHNICAL CHARACTERISTICS
THREAD LENGTH1.500 INCHES NOMINAL STUD THREAD IN
STYLE DESIGNATORSELF-LOCKING
OVERALL LENGTH1.500 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
NOMINAL THREAD SIZE0.250 INCHES STUD THREAD IN
HEAD LENGTH0.135 INCHES MAXIMUM IN
LOCKING FEATUREHEAD SERRATIONS
PART NAME ASSIGNED BY CONTROLLING AGENCYPRESSED-IN CAPTIVE STUD
THREAD CLASS2A STUD THREAD A
END ITEM IDENTIFICATIONB-1
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

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 93580A640?
93580A640 is a STUD,SELF-LOCKING.
What is the NSN for 93580A640?
93580A640 is cataloged in the U.S. Government catalog under NSN 5307-01-614-3674. 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.