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91324A450 — SCREW,SELF-DRILLING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

91324A450: SCREW,SELF-DRILLING.

The SCREW,SELF-DRILLING is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: HEXAGONHEXAGON, head_height: 0.151 INCHES NOMINAL0.151 INCHES NOMINAL IN, point_style: SELF-DRILLINGSELF-DRILLING, fastener_length: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN, thread_direction: RIGHT-HANDRIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-481-3291, 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
91324A450
NSN: 5305-01-481-3291
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleHEXAGONHEXAGON
head_height0.151 INCHES NOMINAL0.151 INCHES NOMINAL IN
point_styleSELF-DRILLINGSELF-DRILLING
fastener_length0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
thread_directionRIGHT-HANDRIGHT-HAND
width_between_flats0.313 INCHES NOMINAL0.313 INCHES NOMINAL IN
internal_drive_styleW/O INTERNAL DRIVEW/O INTERNAL DRIVE
nominal_thread_diameter0.190 INCHES0.190 INCHES IN
NSN5305-01-481-3291
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 91324A450 · 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: 0.151 INCHES NOMINAL0.151 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES0.190 INCHES IN
•
HEAD STYLE: HEXAGONHEXAGON
•
THREAD DIRECTION: RIGHT-HANDRIGHT-HAND
•
POINT STYLE: SELF-DRILLINGSELF-DRILLING
•
WIDTH BETWEEN FLATS: 0.313 INCHES NOMINAL0.313 INCHES NOMINAL IN
•
INTERNAL DRIVE STYLE: W/O INTERNAL DRIVEW/O INTERNAL DRIVE
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.151 INCHES NOMINAL0.151 INCHES NOMINAL IN
FASTENER LENGTH0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.190 INCHES0.190 INCHES IN
HEAD STYLEHEXAGONHEXAGON
THREAD DIRECTIONRIGHT-HANDRIGHT-HAND
POINT STYLESELF-DRILLINGSELF-DRILLING
WIDTH BETWEEN FLATS0.313 INCHES NOMINAL0.313 INCHES NOMINAL IN
INTERNAL DRIVE STYLEW/O INTERNAL DRIVEW/O INTERNAL DRIVE
MATERIALSTEEL CORROSION RESISTING OVERALL
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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 91324A450?
91324A450 is a SCREW,SELF-DRILLING.
What is the NSN for 91324A450?
91324A450 is cataloged in the U.S. Government catalog under NSN 5305-01-481-3291. 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.