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91280A647 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

91280A647: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 6.4 MILLIMETERS NOMINAL MM, thread_length: 60.0 MILLIMETERS NOMINAL MM, fastener_length: 60.0 INCHES NOMINAL IN, special_features: 8.8 STEEL, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-615-8467, 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
91280A647
NSN: 5305-01-615-8467
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
head_styleHEXAGON
head_height6.4 MILLIMETERS NOMINAL MM
thread_length60.0 MILLIMETERS NOMINAL MM
fastener_length60.0 INCHES NOMINAL IN
special_features8.8 STEEL
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_between_flats17.0 MILLIMETERS NOMINAL MM
nominal_thread_diameter10.0 MILLIMETERS MM
thread_series_designatorM
thread_pitch_in_millimeters1.5
NSN5305-01-615-8467
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 91280A647 · 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: 6.4 MILLIMETERS NOMINAL MM
•
FASTENER LENGTH: 60.0 INCHES NOMINAL IN
•
THREAD PITCH IN MILLIMETERS: 1.5
•
THREAD LENGTH: 60.0 MILLIMETERS NOMINAL MM
•
NOMINAL THREAD DIAMETER: 10.0 MILLIMETERS MM
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 17.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
HEAD HEIGHT6.4 MILLIMETERS NOMINAL MM
FASTENER LENGTH60.0 INCHES NOMINAL IN
THREAD PITCH IN MILLIMETERS1.5
THREAD LENGTH60.0 MILLIMETERS NOMINAL MM
NOMINAL THREAD DIAMETER10.0 MILLIMETERS MM
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS17.0 MILLIMETERS NOMINAL MM
SPECIAL FEATURES8.8 STEEL
SURFACE TREATMENTZINC 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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 91280A647?
91280A647 is a SCREW,CAP,HEXAGON HEAD.
What is the NSN for 91280A647?
91280A647 is cataloged in the U.S. Government catalog under NSN 5305-01-615-8467. 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.