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91280A842 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

91280A842: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 10.0 MILLIMETERS NOMINAL MM, thread_length: 45.0 MILLIMETERS NOMINAL MM, fastener_length: 55.0 MILLIMETERS NOMINAL MM, special_features: MATT CLASS 8.8. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-598-9534, 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
91280A842
NSN: 5305-01-598-9534
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height10.0 MILLIMETERS NOMINAL MM
thread_length45.0 MILLIMETERS NOMINAL MM
fastener_length55.0 MILLIMETERS NOMINAL MM
special_featuresMATT CLASS 8.8
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_between_flats24.0 MILLIMETERS NOMINAL MM
end_item_identification3895015772425
thread_quantity_per_inch2.0
thread_series_designatorM
NSN5305-01-598-9534
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 91280A842 · 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: 10.0 MILLIMETERS NOMINAL MM
•
EXTERNAL THREAD TOLERANCE CLASS: 6H
•
FASTENER LENGTH: 55.0 MILLIMETERS NOMINAL MM
•
THREAD PITCH IN MILLIMETERS: 16.0
•
THREAD LENGTH: 45.0 MILLIMETERS NOMINAL MM
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 24.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
HEAD HEIGHT10.0 MILLIMETERS NOMINAL MM
EXTERNAL THREAD TOLERANCE CLASS6H
FASTENER LENGTH55.0 MILLIMETERS NOMINAL MM
THREAD PITCH IN MILLIMETERS16.0
THREAD LENGTH45.0 MILLIMETERS NOMINAL MM
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS24.0 MILLIMETERS NOMINAL MM
SPECIAL FEATURESMATT CLASS 8.8
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 91280A842?
91280A842 is a SCREW,CAP,HEXAGON HEAD.
What is the NSN for 91280A842?
91280A842 is cataloged in the U.S. Government catalog under NSN 5305-01-598-9534. 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.