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N9240 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

N9240: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: HEXAGON EXTENDED WASHER, thread_length: 0.380 INCHES NOMINAL IN, screw_material: STEEL, fastener_length: 0.425 INCHES NOMINAL IN, thread_direction: LEFT-HAND, internal_drive_style: W/O INTERNAL DRIVE. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-506-9264, 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
N9240
NSN: 5305-01-506-9264
FSC: 5305 — Screws
CAGE: 76761 — C E NIEHOFF & CO (USA)
SPECIFICATIONS
head_styleHEXAGON EXTENDED WASHER
thread_length0.380 INCHES NOMINAL IN
screw_materialSTEEL
fastener_length0.425 INCHES NOMINAL IN
thread_directionLEFT-HAND
internal_drive_styleW/O INTERNAL DRIVE
nominal_thread_diameter0.441 INCHES IN
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
extra_long_characteristic_descriptionADDITIONAL DESCRIPTIVE DATA ON MANUAL RECORD
NSN5305-01-506-9264
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: N9240 · 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
•
FASTENER LENGTH: 0.425 INCHES NOMINAL IN
•
EXTRA LONG CHARACTERISTIC DESCRIPTION: ADDITIONAL DESCRIPTIVE DATA ON MANUAL RECORD
•
THREAD LENGTH: 0.380 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.441 INCHES IN
•
HEAD STYLE: HEXAGON EXTENDED WASHER
•
THREAD DIRECTION: LEFT-HAND
•
SCREW MATERIAL: STEEL
•
INTERNAL DRIVE STYLE: W/O INTERNAL DRIVE
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.425 INCHES NOMINAL IN
EXTRA LONG CHARACTERISTIC DESCRIPTIONADDITIONAL DESCRIPTIVE DATA ON MANUAL RECORD
THREAD LENGTH0.380 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.441 INCHES IN
HEAD STYLEHEXAGON EXTENDED WASHER
THREAD DIRECTIONLEFT-HAND
SCREW MATERIALSTEEL
INTERNAL DRIVE STYLEW/O INTERNAL DRIVE
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
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 N9240?
N9240 is a SCREW,MACHINE.
What is the NSN for N9240?
N9240 is cataloged in the U.S. Government catalog under NSN 5305-01-506-9264. 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.