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G641683 — STUD,SELF-LOCKING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

G641683: STUD,SELF-LOCKING.

The STUD,SELF-LOCKING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303, head_length: 0.500 INCHES NOMINAL IN, thread_class: 2A NUT THREAD A, head_diameter: 0.400 INCHES NOMINAL IN, thread_length: 0.500 INCHES NOMINAL STUD THREAD IN, overall_length: 1.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-469-6962, 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
G641683
NSN: 5307-01-469-6962
FSC: 5307 — Studs
CAGE: 49956 — RAYTHEON COMPANY DIV CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 303
head_length0.500 INCHES NOMINAL IN
thread_class2A NUT THREAD A
head_diameter0.400 INCHES NOMINAL IN
thread_length0.500 INCHES NOMINAL STUD THREAD IN
overall_length1.000 INCHES NOMINAL IN
thread_directionRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
surface_treatmentPASSIVATE OVERALL
nominal_thread_size0.250 INCHES STUD THREAD IN
end_item_identification5895014350571
thread_quantity_per_inch28 STUD THREAD
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) STUD THREAD
NSN5307-01-469-6962
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: G641683 · 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: 0.500 INCHES NOMINAL STUD THREAD IN
•
THREAD DIRECTION: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
•
NOMINAL THREAD SIZE: 0.250 INCHES STUD THREAD IN
•
HEAD LENGTH: 0.500 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
THREAD CLASS: 2A NUT THREAD A
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.500 INCHES NOMINAL STUD THREAD IN
OVERALL LENGTH1.000 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
NOMINAL THREAD SIZE0.250 INCHES STUD THREAD IN
HEAD LENGTH0.500 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A NUT THREAD A
END ITEM IDENTIFICATION5895014350571
THREAD QUANTITY PER INCH28 STUD THREAD
MATERIALSTEEL COMP 303
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 1
G641683-1Reference document
Same NSN cross-reference
Reference document — Secondary 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 G641683?
G641683 is a STUD,SELF-LOCKING.
What parts can replace G641683?
There is 1 known substitute for G641683: G641683-1. Substitute compatibility should be verified for your specific system.
What is the NSN for G641683?
G641683 is cataloged in the U.S. Government catalog under NSN 5307-01-469-6962. 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.