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91280A353 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

91280A353: 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: 4.1 MILLIMETERS NOMINAL MM, thread_class: 6H, thread_length: 75.1 MILLIMETERS NOMINAL MM, hardness_rating: 21.0 ROCKWELL C MINIMUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-585-3148, 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
91280A353
NSN: 5305-01-585-3148
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height4.1 MILLIMETERS NOMINAL MM
thread_class6H
thread_length75.1 MILLIMETERS NOMINAL MM
hardness_rating21.0 ROCKWELL C MINIMUM OVERALL
special_featuresGRADE/CLASS: 8/8; THREAD SIZE: M6; THREAD PITCH: 1 MM; SELF LOCKING METHOD: NONE; MM
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_between_flats10.0 MILLIMETERS NOMINAL MM
end_item_identification4110-01-534-7675
minimum_tensile_strength116000 POUNDS PER SQUARE INCH LBS
NSN5305-01-585-3148
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 91280A353 · 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: 4.1 MILLIMETERS NOMINAL MM
•
THREAD LENGTH: 75.1 MILLIMETERS NOMINAL MM
•
HARDNESS RATING: 21.0 ROCKWELL C MINIMUM OVERALL
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 10.0 MILLIMETERS NOMINAL MM
•
SURFACE TREATMENT: ZINC OVERALL
TECHNICAL CHARACTERISTICS
HEAD HEIGHT4.1 MILLIMETERS NOMINAL MM
THREAD LENGTH75.1 MILLIMETERS NOMINAL MM
HARDNESS RATING21.0 ROCKWELL C MINIMUM OVERALL
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS10.0 MILLIMETERS NOMINAL MM
SPECIAL FEATURESGRADE/CLASS: 8/8; THREAD SIZE: M6; THREAD PITCH: 1 MM; SELF LOCKING METHOD: NONE; MM
SURFACE TREATMENTZINC OVERALL
MINIMUM TENSILE STRENGTH116000 POUNDS PER SQUARE INCH LBS
PART NAME ASSIGNED BY CONTROLLING AGENCYCAP SCREW
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 91280A353?
91280A353 is a SCREW,CAP,HEXAGON HEAD.
What is the NSN for 91280A353?
91280A353 is cataloged in the U.S. Government catalog under NSN 5305-01-585-3148. This indicates validated use in U.S. government and defense supply chains.
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