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752-6406838-41 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

752-6406838-41: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.530 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 1.620 INCHES NOMINAL IN, screw_material: STEEL, fastener_length: 1.620 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-424-7951, 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
752-6406838-41
NSN: 5305-01-424-7951
FSC: 5305 — Screws
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
head_styleHEXAGON
head_height0.530 INCHES NOMINAL IN
thread_class3A A
thread_length1.620 INCHES NOMINAL IN
screw_materialSTEEL
fastener_length1.620 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats1.809 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN
internal_drive_styleW/O INTERNAL DRIVE
nominal_thread_diameter0.875 INCHES IN
screw_surface_treatmentPHOSPHATE
thread_quantity_per_inch14
NSN5305-01-424-7951
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 752-6406838-41 · 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
•
HEAD HEIGHT: 0.530 INCHES NOMINAL IN
•
SCREW SURFACE TREATMENT: PHOSPHATE
•
FASTENER LENGTH: 1.620 INCHES NOMINAL IN
•
THREAD LENGTH: 1.620 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.875 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 1.809 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.530 INCHES NOMINAL IN
SCREW SURFACE TREATMENTPHOSPHATE
FASTENER LENGTH1.620 INCHES NOMINAL IN
THREAD LENGTH1.620 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.875 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS1.809 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN
SCREW MATERIALSTEEL
INTERNAL DRIVE STYLEW/O INTERNAL DRIVE
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 752-6406838-41?
752-6406838-41 is a SCREW,MACHINE.
What is the NSN for 752-6406838-41?
752-6406838-41 is cataloged in the U.S. Government catalog under NSN 5305-01-424-7951. 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.