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91400A240 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

91400A240: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: PAN, head_height: 0.133 INCHES NOMINAL IN, head_diameter: 0.373 INCHES NOMINAL IN, thread_length: 0.375 INCHES NOMINAL IN, screw_material: STEEL CORROSION RESISTING, fastener_length: 0.375 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-606-8003, 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
91400A240
NSN: 5305-01-606-8003
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
head_stylePAN
head_height0.133 INCHES NOMINAL IN
head_diameter0.373 INCHES NOMINAL IN
thread_length0.375 INCHES NOMINAL IN
screw_materialSTEEL CORROSION RESISTING
fastener_length0.375 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleRECESSED TYPE I
end_item_identificationSERD 03-01-00
nominal_thread_diameter0.375 INCHES IN
thread_quantity_per_inch10
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5305-01-606-8003
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 91400A240 · 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: 0.133 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.375 INCHES NOMINAL IN
•
THREAD LENGTH: 0.375 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: PAN
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: STEEL CORROSION RESISTING
•
INTERNAL DRIVE STYLE: RECESSED TYPE I
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.133 INCHES NOMINAL IN
FASTENER LENGTH0.375 INCHES NOMINAL IN
THREAD LENGTH0.375 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEPAN
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL CORROSION RESISTING
INTERNAL DRIVE STYLERECESSED TYPE I
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW MACHINE PHILIPS PAN HEAD
END ITEM IDENTIFICATIONSERD 03-01-00
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 91400A240?
91400A240 is a SCREW,MACHINE.
What is the NSN for 91400A240?
91400A240 is cataloged in the U.S. Government catalog under NSN 5305-01-606-8003. 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.