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654366 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

654366: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: ROUND WITH WRENCH FLATS, head_height: 0.078 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN, thread_length: 0.188 INCHES MINIMUM IN, screw_material: STEEL COMP 4140H. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-274-9052, 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
654366
NSN: 5305-00-274-9052
FSC: 5305 — Screws
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
head_styleROUND WITH WRENCH FLATS
head_height0.078 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
thread_length0.188 INCHES MINIMUM IN
screw_materialSTEEL COMP 4140H
fastener_length0.442 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
internal_drive_styleSLOT
nominal_thread_diameter0.099 INCHES IN
screw_surface_treatmentCADMIUM
NSN5305-00-274-9052
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 654366 · 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: 0.078 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN
•
SCREW SURFACE TREATMENT: CADMIUM
•
FASTENER LENGTH: 0.442 INCHES NOMINAL IN
•
THREAD LENGTH: 0.188 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.099 INCHES IN
•
HEAD STYLE: ROUND WITH WRENCH FLATS
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.078 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN
SCREW SURFACE TREATMENTCADMIUM
FASTENER LENGTH0.442 INCHES NOMINAL IN
THREAD LENGTH0.188 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.099 INCHES IN
HEAD STYLEROUND WITH WRENCH FLATS
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
SCREW MATERIALSTEEL COMP 4140H
INTERNAL DRIVE STYLESLOT
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 654366?
654366 is a SCREW,MACHINE.
What is the NSN for 654366?
654366 is cataloged in the U.S. Government catalog under NSN 5305-00-274-9052. 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.